CDE Detailed Report

Disease: Parkinson's Disease
Sub-Domain: Epidemiology/Environmental History
CRF: Food Frequency Questionnaire (FFQ)

Displaying 1 - 50 of 239
CDE ID CDE Name Variable Name Definition Short Description Additional Notes (Question Text) Permissible Values Description Data Type Disease Specific Instructions Disease Specific Reference Population Classification (e.g., Core) Version Number Version Date CRF Name (CRF Module / Guideline) Sub Domain Name Domain Name Size Input Restrictions Min Value Max Value Measurement Type External Id Loinc External Id Snomed External Id caDSR External Id CDISC
C09750 Food Frequency Questionnaire - (FFQ)-yam sweet potatoes indicator FFQYamSweePotInd Average total amount of yams or sweet potatoes the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of yams or sweet potatoes the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Yams or sweet potatoes (1/2 cup) Never;Less than once per month;1-3 per month;1 per week;2-4 per week;5-6 per week;1 or more servings per day Never;Less than once per month;1-3 per month;1 per week;2-4 per week;5-6 per week;1 or more servings per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09686 Food Frequency Questionnaire - (FFQ)-time taken fish oil omega three fatty acids duration FFQFshOilOmgThrFatAciDur Duration fish oil (Omega 3 fatty acids) taken, as part of Food Frequency Questionnaire -(FFQ) Duration fish oil (Omega 3 fatty acids) taken, as part of Food Frequency Questionnaire -(FFQ) How long? 0-1 year;2-4 years;5-9 years;10 years or more 0-1 year;2-4 years;5-9 years;10 years or more Alphanumeric

No instructions available

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09855 Food Frequency Questionnaire - (FFQ)-garlic indicator FFQGarlcInd Average total amount of garlic the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of garlic the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Garlic (1 clove or 4 shakes) Never;Less than once per month;1-3 per week;1 per week;2-4 per week;5-6 per week;1 per day;2-3 per day;4-5 per day;6+ per day Never;Less than once per month;1-3 per week;1 per week;2-4 per week;5-6 per week;1 per day;2-3 per day;4-5 per day;6+ per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09782 Food Frequency Questionnaire - (FFQ)-other fish indicator FFQOthFshInd Average total amount of other fish e.g., cod, haddock, halibut the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of other fish e.g., cod, haddock, halibut the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Other fish, e.g., cod, haddock, halibut (3-5 oz.) Never;Less than once per month;Once per week;2-4 times per week;5-6 times per week;1 or more servings per day;1-3x/mo Never;Less than once per month;Once per week;2-4 times per week;5-6 times per week;1 or more servings per day;1-3x/mo (1-3 times per month) Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09718 Food Frequency Questionnaire - (FFQ)-avocado indicator FFQAvcdInd Average total amount of avocado the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of avocado the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Avocado (1/2 fruit or 1/2 cup) Never;Less than once per month;1-3x/mo;Once per week;2-4 times per week;5-6 times per week;One per day;Two or more per day Never;Less than once per month;1-3x/mo (1-3 times per month);Once per week;2-4 times per week;5-6 times per week;One per day;Two or more per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food. Please try to average your seasonal use of foods over the entire year. For example, if a food such as cantaloupe is eaten 4 times a week during the 3 months that it is in season, then average total use would be once per week over the year

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09654 Food Frequency Questionnaire - (FFQ)-vitamin A daily dose FFWVitADlyDose Dose per day of Vitamin A, as part of Food Frequency Questionnaire -(FFQ) Dose per day of Vitamin A, as part of Food Frequency Questionnaire -(FFQ) Dose per day? Less than 10,000 IU;10,000 to 15,000 IU;16,000 to 22,000 IU;23,000 IU or more;Don't know Less than 10,000 IU;10,000 to 15,000 IU;16,000 to 22,000 IU;23,000 IU or more;Don't know Alphanumeric W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09823 Food Frequency Questionnaire - (FFQ)-jams jellies preserves syrup honey indicator FFQJamJellPresrvSyrHonInd Average total amount of jams, jellies, preserves, syrup, or honey the subject had this past year., as part of Food Frequency Questionnaire -(FFQ) Average total amount of jams, jellies, preserves, syrup, or honey the subject had this past year., as part of Food Frequency Questionnaire -(FFQ) Jams, jellies, preserves, syrup, or honey (1 tbs.) Never;Less than once per month;1-3 tbs. per month;Once per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2-3 tbs. per day;4 or more tbs. per day Never;Less than once per month;1-3 tbs. per month;Once per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2-3 tbs. per day;4 or more tbs. per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09834 Food Frequency Questionnaire - (FFQ)-ready made cake indicator FFQRdyMdCkeInd Average total amount of ready-made cake the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of ready-made cake the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Cake, ready-made (slice) Never;Less than once per month;1-3 slices per month;1 slice per week;2-4 slices per week;5-6 slices per week;1 or more slices per day Never;Less than once per month;1-3 slices per month;1 slice per week;2-4 slices per week;5-6 slices per week;1 or more slices per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09761 Food Frequency Questionnaire - (FFQ)-omega-3 fortified eggs indicator FFQOmg3FortEggInd Average total amount of omega-3 fortified eggs the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of omega-3 fortified eggs the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Omega-3 fortified eggs, including yolk (1 egg) Never;Less than once per month;1 egg per week;2-4 eggs per week;5-6 eggs per week;1 egg per day;2 or more eggs per day;1-3 eggs per month Never;Less than once per month;1 egg per week;2-4 eggs per week;5-6 eggs per week;1 egg per day;2 or more eggs per day;1-3 eggs per month Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09697 Food Frequency Questionnaire - (FFQ)-non-dairy coffee whitener frequency indicator FFQNonDarCodWhitFreqInd Average total amount of non-dairy whitener the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of non-dairy whitener the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Non-dairy coffee whitener (1 tbs.) Never;Less than once per month;1-3 tbs. per month;Once per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2 or more tbs. per day Never;Less than once per month;1-3 tbs. per month;Once per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2 or more tbs. per day Alphanumeric

For each food listed, indicate your average total use of the amount specified during the past year

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09866 Food Frequency Questionnaire - (FFQ)-cooking oil indicator FFQCkngOilInd The type of cooking oil the subject usually uses at home, as part of Food Frequency Questionnaire -(FFQ) The type of cooking oil the subject usually uses at home, as part of Food Frequency Questionnaire -(FFQ) What type of cooking oil is usually used at home? Alphanumeric

Specify brand and type (e.g., Mazola Corn Oil)

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History 255

Free-Form Entry

C09793 Food Frequency Questionnaire - (FFQ)-white rice indicator FFQWhtRicInd Average total amount of white rice the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of white rice the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) White rice (1 cup) Never;Less than once per month;1-3 cups per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;2 or more cups per day Never;Less than once per month;1-3 cups per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;2 or more cups per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09729 Food Frequency Questionnaire - (FFQ)-blueberries fresh frozen canned indicator FFQBlubFrshFrzCanndInd Average total amount of blueberries, fresh, frozen, or canned the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of blueberries, fresh, frozen, or canned the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Blueberries, fresh, frozen, or canned (1/2 cup) Never;Less than once per month;1-3x/mo;Once per week;2-4 times per week;5 or more servings per week Never;Less than once per month;1-3x/mo (1-3 times per month);Once per week;2-4 times per week;5 or more servings per week Alphanumeric

Please fill in your average total use, during the past year, of each specified food. Please try to average your seasonal use of foods over the entire year. For example, if a food such as cantaloupe is eaten 4 times a week during the 3 months that it is in season, then average total use would be once per week over the year

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09665 Food Frequency Questionnaire - (FFQ)-vitamin D indicator FFQVitDInd Vitamin D indicator, as part of Food Frequency Questionnaire -(FFQ) Vitamin D indicator, as part of Food Frequency Questionnaire -(FFQ) Not counting multi-vitamins, do you currently take Vitamin D? No;Yes, seasonal only;Yes, currently take it most months No;Yes, seasonal only;Yes, currently take it most months Alphanumeric

Vitamin D can be taken as part of a calcium supplement or separately. Do not report content of multi-vitamins mentioned in Q1. If no, skip to FFQ Q2-6

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09676 Food Frequency Questionnaire - (FFQ)-iron daily dose FFQIrnDlyDose Dose per day of Iron, as part of Food Frequency Questionnaire -(FFQ) Dose per day of Iron, as part of Food Frequency Questionnaire -(FFQ) Dose per day? Less than 20 mg;20 to 30 mg;40 to 49 mg;50 mg or more;Don't know Less than 20 mg;20 to 30 mg;40 to 49 mg;50 mg or more;Don't know Alphanumeric

Only answered if "Yes, currently take it" is answered for "Iron". Convert Ferrous Sulfate to mg of elemental iron: 325mg Ferrous Sulfate = 65mg elemental iron.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09845 Food Frequency Questionnaire - (FFQ)-low carbohydrate bars indicator FFQLowCarbBarInd Average total amount of low carb bars the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of low carb bars the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Low carb bars, e.g., Atkins, Zone, South Beach (1) Never;Less than once per month;1-3 per month;1 per week;2-4 per week;5-6 per week;1 per day;2 or more bars per day Never;Less than once per month;1-3 per month;1 per week;2-4 per week;5-6 per week;1 per day;2 or more bars per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09772 Food Frequency Questionnaire - (FFQ)-regular hamburger indicator FFQRegHmbrgInd Average total amount of regular hamburger the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of regular hamburger the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Hamburger, regular (1 patty) Never;Less than once per month;Once per week;2-4 times per week;5-6 times per week;1 or more servings per day;1-3x/mo Never;Less than once per month;Once per week;2-4 times per week;5-6 times per week;1 or more servings per day;1-3x/mo (1-3 times per month) Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09708 Food Frequency Questionnaire - (FFQ)-spreadable butter indicator FFQSprButInd Average amount of spreadable butter the subject has had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average amount of spreadable butter the subject has had over this past year, as part of Food Frequency Questionnaire -(FFQ) Spreadable butter - butter/oil blend (small pat or tsp.), added to food or bread - exclude use in cooking Never;Less than once per month;1-3 pats per month;1 pat per week;2-4 pats per week;5-6 pats per week;1 pat per day;2-3 pats per day;4 pats per day Never;Less than once per month;1-3 pats per month;1 pat per week;2-4 pats per week;5-6 pats per week;1 pat per day;2-3 pats per day;4 pats per day Alphanumeric

For each food listed, indicate your average total use of the amount specified during the past year

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09877 Food Frequency Questionnaire - (FFQ)-egg use ten years indicator FFQEggsUseOvrTenYrInd Indicator of how the subjects use of eggs changed over the past ten years, as part of Food Frequency Questionnaire -(FFQ) Indicator of how the subjects use of eggs changed over the past ten years, as part of Food Frequency Questionnaire -(FFQ) How has your use of eggs changed over the past ten years? Use has decreased;Use about the same;Use has increased Use has decreased;Use about the same;Use has increased Alphanumeric

No instructions available

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09804 Food Frequency Questionnaire - (FFQ)-other low calorie beverage without caffeine indicator FFQOthLowCalBevWthoutCaffInd Average total amount of other low-calorie beverage without caffeine the subject drank this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of other low-calorie beverage without caffeine the subject drank this past year, as part of Food Frequency Questionnaire -(FFQ) Other low-calorie beverage without caffeine, e.g., Diet 7-up (1 glass, bottle or can) Never;Less than once per month;1-3 cans per month;1 can per week;2-4 cans per week;5-6 cans per week;1 can per day;2-3 cans per day;4 or more cans per day Never;Less than once per month;1-3 cans per month;1 can per week;2-4 cans per week;5-6 cans per week;1 can per day;2-3 cans per day;4 or more cans per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food. 'Consider the serving size as one 12 oz. glass, bottle or can for these carbonated beverages.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09813 Food Frequency Questionnaire - (FFQ)-bottled water sparkling tap indicator FFQBottWatrSparklngTapInd Average total amount of bottled, sparkling, or tap water the subject drank this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of bottled, sparkling, or tap water the subject drank this past year, as part of Food Frequency Questionnaire -(FFQ) Water, bottled, sparking or tap (8 oz. cup) Never;Less than once per month;1-3 drinks per month;1 drink per week;2-4 drinks per week;5-6 drinks per week;1 drink per day;2-3 drinks per day;4-5 drinks per day;6+ drinks per day Never;Less than once per month;1-3 cups per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;2-3 cups per day;4-5 cups per day;6+ cups per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09740 Food Frequency Questionnaire - (FFQ)-cauliflower indicator FFQCalfInf Average total amount of cauliflower the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of cauliflower the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Cauliflower (1/2 cup) Never;Less than once per month;1-3x/mo;Once per week;2-4 times per week;5-6 times per week;1 or more servings per week Never;Less than once per month;1-3x/mo (1-3 times per month);Once per week;2-4 times per week;5-6 times per week;1 or more servings per week Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09751 Food Frequency Questionnaire - (FFQ)-cooked spinach indicator FFQCooSpinInd Average total amount of cooked spinach the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of cooked spinach the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Spinach, cooked (1/2 cup) Never;Less than once per month;1-3x/mo;Once per week;2-4 times per week;5-6 times per week;1 or more servings per week Never;Less than once per month;1-3x/mo (1-3 times per month);Once per week;2-4 times per week;5-6 times per week;1 or more servings per week Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09687 Food Frequency Questionnaire - (FFQ)-potassium indicator FFQPotInd Potassium indicator, as part of Food Frequency Questionnaire -(FFQ) Potassium indicator, as part of Food Frequency Questionnaire -(FFQ) Not counting multi-vitamins, do you currently take Potassium? No;Yes, currently take it No;Yes, currently take it Alphanumeric

Do not report content of multi-vitamins mentioned in Q1. If no, skip to FFQ Q2-13

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09856 Food Frequency Questionnaire - (FFQ)-low fat fat free mayonnaise indicator FFQLowFatFatFreeMayoInd Average total amount of low fat or fat free mayonnaise the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of low fat or fat free mayonnaise the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Low fat or fat free mayonnaise (1 tbs.) Never;Less than once per month;1-3 tbs. per month;1 tbs. per month;1 tbs. per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2 or more tbs. per day Never;Less than once per month;1-3 tbs. per month;1 tbs. per month;1 tbs. per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2 or more tbs. per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09783 Food Frequency Questionnaire - (FFQ)-cold breakfast cereal indicator FFQCldBrkfstCerInd Average total amount of cold breakfast cereal the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of cold breakfast cereal the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Cold breakfast cereal (1 serving) Never;Less than once per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;4 or more cups per day;1-3 cups per month;2-3 cups per day Never;Less than once per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;4 or more cups per day;1-3 cups per month;2-3 cups per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09719 Food Frequency Questionnaire - (FFQ)-applesauce indicator FFQApplsInd Average total amount of applesauce the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of applesauce the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Applesauce (1/2 cup) Never;Less than once per month;1-3x/mo;Once per week;2-4 times per week;5-6 times per week;One or more per day Never;Less than once per month;1-3x/mo (1-3 times per month);Once per week;2-4 times per week;5-6 times per week;One or more per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food. 'Please try to average your seasonal use of foods over the entire year. For example, if a food such as cantaloupe is eaten 4 times a week during the 3 months that it is in season, then average total use would be once per week over the year

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09655 Food Frequency Questionnaire - (FFQ)-vitamin A duration FFQVitADur Duration of vitamin A intake, as part of Food Frequency Questionnaire -(FFQ) Duration of vitamin A intake, as part of Food Frequency Questionnaire -(FFQ) How long? 0-1 year;2-4 years;5-9 years;10 years or more 0-1 year;2-4 years;5-9 years;10 years or more Alphanumeric

No instructions available

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09824 Food Frequency Questionnaire - (FFQ)-peanut butter indicator FFQPeanutButtInd Average total amount of peanut butter the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of peanut butter the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Peanut butter (1 tbs.) Never;Less than once per month;1-3 tbs. per month;Once per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2-3 tbs. per day;4 or more tbs. per day Never;Less than once per month;1-3 tbs. per month;Once per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2-3 tbs. per day;4 or more tbs. per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09835 Food Frequency Questionnaire - (FFQ)-homemade pie indicator FFQHmemdPieInd Average total amount of homemade pie the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of homemade pie the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Pie, homemade (slice) Never;Less than once per month;1-3 slices per month;1 slice per week;2-4 slices per week;5-6 slices per week;1 or more slices per day Never;Less than once per month;1-3 slices per month;1 slice per week;2-4 slices per week;5-6 slices per week;1 or more slices per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09762 Food Frequency Questionnaire - (FFQ)-regular eggs yolk indicator FFQRegEggYolkInd Average amount of regular eggs with yolk the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average amount of regular eggs with yolk the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Regular eggs with yolk (1) Never;Less than once per month;1 egg per week;2-4 eggs per week;5-6 eggs per week;1 egg per day;2 or more eggs per day;1-3 eggs per month Never;Less than once per month;1 egg per week;2-4 eggs per week;5-6 eggs per week;1 egg per day;2 or more eggs per day;1-3 eggs per month Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09698 Food Frequency Questionnaire - (FFQ)-frozen yogurt sherbet low fat ice cream freq indicator FFQFroYoSherLoFatIceCrmFreqInd Average total amount of frozen yogurt, sherbet or low-fat ice cream the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of frozen yogurt, sherbet or low-fat ice cream the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Frozen yogurt, sherbet or low-fat ice cream (1 cup) Never;Less than once per month;1-3x/mo;Once per week;2-4 times per week;5-6 times per week;Once per day;2 or more servings per day Never;Less than once per month;1-3x/mo (1-3 times per month);Once per week;2-4 times per week;5-6 times per week;Once per day;2 or more servings per day Alphanumeric

For each food listed, indicate your average total use of the amount specified during the past year

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09867 Food Frequency Questionnaire - (FFQ)-foods eaten once week indicator FFQFdsEatnOncWkInd Other foods not previously mentioned the subject eats at least once per week, as part of Food Frequency Questionnaire -(FFQ) Other foods not previously mentioned the subject eats at least once per week, as part of Food Frequency Questionnaire -(FFQ) Are there other foods not mentioned above that you usually eat at least once per week? Alphanumeric

Include for example: mushrooms, radish, horseradish, dates, figs, rhubarb, mango, mixed dried fruit, papaya, custard, venison, hot peppers, pickles, olives, Slim Fast, Ensure (regular or plus), Glucerna shake 'Do not include dry spices and do not list something that has been listed in the previous sections If None, skip to FFQ Q17

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History 255

Free-Form Entry

C09794 Food Frequency Questionnaire - (FFQ)-pasta indicator FFQPastInd Average total amount of pasta the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of pasta the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Pasta, e.g., spaghetti, noodles, couscous, etc. (1 cup) Never;Less than once per month;1-3 cups per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;2 or more cups per day Never;Less than once per month;1-3 cups per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;2 or more cups per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09730 Food Frequency Questionnaire - (FFQ)-peaches plums indicator FFQPechPlmInd Average total amount of peaches or plums the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of peaches or plums the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Peaches or plums (1 fresh or 1/2 cup canned) Never;Less than once per month;1-3 per month;Once per week;2-4 per week;5-6 per week;1 or more per day Never;Less than once per month;1-3 per month;Once per week;2-4 per week;5-6 per week;1 or more per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food. Please try to average your seasonal use of foods over the entire year. For example, if a food such as cantaloupe is eaten 4 times a week during the 3 months that it is in season, then average total use would be once per week over the year

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09666 Food Frequency Questionnaire - (FFQ)-vitamin D daily dose FFQVitDDlyDose Dose per day of Vitamin D, as part of Food Frequency Questionnaire -(FFQ) Dose per day of Vitamin D, as part of Food Frequency Questionnaire -(FFQ) Dose per day? Less than 300 IU;300 to 500 IU;600 to 900 IU;1,000 IU or more;Don't know Less than 300 IU;300 to 500 IU;600 to 900 IU;1,000 IU or more;Don't know Alphanumeric

Only answered if "Yes, seasonal" and "Yes, currently take it most months" is answered for "Vitamin D"

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09677 Food Frequency Questionnaire - (FFQ)-iron duration FFQIrnDur Duration of iron intake, as part of Food Frequency Questionnaire -(FFQ) Duration of iron intake, as part of Food Frequency Questionnaire -(FFQ) How long? 0-1 year;2-4 years;5-9 years;10 years or more 0-1 year;2-4 years;5-9 years;10 years or more Alphanumeric

No instructions available

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09846 Food Frequency Questionnaire - (FFQ)-oat bran added food indicator FFQOatBranAddFdInd Average total amount of oat bran, added to food the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of oat bran, added to food the subject ate this past year, as part of Food Frequency Questionnaire -(FFQ) Oat bran, added to food (1 tbs.) Never;Less than once per month;1-3 tbs per month;1 tbs per week;2-4 tbs per week;5-6 tbs per week;1 tbs per day;2 or more servings per day Never;Less than once per month;1-3 tbs per month;1 tbs per week;2-4 tbs per week;5-6 tbs per week;1 tbs per day;2 or more servings per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09773 Food Frequency Questionnaire - (FFQ)-beef pork lamb sandwich mixed dish indicator FFQBefLmbSndwchMixDisInd Average total amount of beef, pork, or lamb as a sandwich or mixed dish the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of beef, pork, or lamb as a sandwich or mixed dish the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Beef, pork, or lamb as a sandwich or mixed dish, e.g., stew, casserole, lasagna, frozen dinner, etc. Never;Less than once per month;1-3x/mo;Once per week;2-4 times per week;5-6 times per week;1 or more times per day Never;Less than once per month;1-3x/mo (1-3 times per month);Once per week;2-4 times per week;5-6 times per week;1 or more times per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09709 Food Frequency Questionnaire - (FFQ)-margarine spread indicator FFQMarSprInd Average total amount of margarine or spread the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of margarine or spread the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Margarine or spread (small pat or tsp.), added to food or bread; exclude use in cooking Never;Less than once per month;1-3 pats per month;1 pat per week;2-4 pats per week;5-6 pats per week;1 pat per day;2-3 pats per day;4 pats per day Never;Less than once per month;1-3 pats per month;1 pat per week;2-4 pats per week;5-6 pats per week;1 pat per day;2-3 pats per day;4 pats per day Alphanumeric

For each food listed, indicate your average total use of the amount specified during the past year

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09878 Food Frequency Questionnaire - (FFQ)-fish use ten years indicator FFQFshUseTenYrInd Indicator of how the subject's use of fish changed over the past ten years, as part of Food Frequency Questionnaire -(FFQ) Indicator of how the subject's use of fish changed over the past ten years, as part of Food Frequency Questionnaire -(FFQ) How has your use of fish changed over the past ten years? Use has decreased;Use about the same;Use has increased Use has decreased;Use about the same;Use has increased Alphanumeric

No instructions available

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09805 Food Frequency Questionnaire - (FFQ)-carbonated beverage caffeine sugar indicator FFQCarbntdBevCaffSugInd Average total amount of carbonated beverage with caffeine and sugar the subject drank this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of carbonated beverage with caffeine and sugar the subject drank this past year, as part of Food Frequency Questionnaire -(FFQ) Carbonated beverage with caffeine and sugar, e.g., Coke, Pepsi, Mt. Dew, Dr. Pepper (1 glass, bottle or can) Never;Less than once per month;1-3 cans per month;1 can per week;2-4 cans per week;5-6 cans per week;1 can per day;2-3 cans per day;4 or more cans per day Never;Less than once per month;1-3 cans per month;1 can per week;2-4 cans per week;5-6 cans per week;1 can per day;2-3 cans per day;4 or more cans per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food. 'Consider the serving size as one 12 oz. glass, bottle or can for these carbonated beverages.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09814 Food Frequency Questionnaire - (FFQ)-herbal tea decaffeinated tea indicator FFQHerblTeaDecaffTeaInd Average total amount of herbal tea or decaffeinated tea the subject drank this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of herbal tea or decaffeinated tea the subject drank this past year, as part of Food Frequency Questionnaire -(FFQ) Herbal tea or decaffeinated tea (8 oz. cup) Never;Less than once per month;1-3 cups per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;2-3 cups per day;4-5 cups per day;6+ cups per day Never;Less than once per month;1-3 cups per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;2-3 cups per day;4-5 cups per day;6+ cups per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09741 Food Frequency Questionnaire - (FFQ)-Brussels sprouts indicator FFQBrusSprtInd Average total amount of brusselsprouts the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of brussel sprouts the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Brussels sprouts (1/2 cup) Never;Less than once per month;1-3x/mo;Once per week;2-4 times per week;5-6 times per week;1 or more servings per day Never;Less than once per month;1-3x/mo (1-3 times per month);Once per week;2-4 times per week;5-6 times per week;1 or more servings per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09752 Food Frequency Questionnaire - (FFQ)-raw spinach indicator FFQRawSpinInd Average total amount of raw spinach the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of raw spinach the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Spinach, raw as in salad (1 cup) Never;Less than once per month;1-3x/mo;Once per week;2-4 times per week;5-6 times per week;1 or more servings per day Never;Less than once per month;1-3x/mo (1-3 times per month);Once per week;2-4 times per week;5-6 times per week;1 or more servings per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09688 Food Frequency Questionnaire - (FFQ)-potassium daily amount dose FFQPotDlyAmntDose Dose per day of potassium, as part of Food Frequency Questionnaire -(FFQ) Dose per day of potassium, as part of Food Frequency Questionnaire -(FFQ) Dose per day? Less than 2.5 mEq (100 mg);3 to 10 mEq;11 to 20 mEq;21 mEq or more;Don't know Less than 2.5 mEq (100 mg);3 to 10 mEq;11 to 20 mEq;21 mEq or more;Don't know Alphanumeric

Only answered if "Yes, currently take it" is answered for "potassium".

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09857 Food Frequency Questionnaire - (FFQ)-regular mayonnaise indicator FFQRegMaynInd Average total amount of regular mayonnaise the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of regular mayonnaise the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Regular mayonnaise (1 tbs.) Never;Less than once per month;1-3 tbs. per month;1 tbs. per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2 or more tbs. per day Never;Less than once per month;1-3 tbs. per month;1 tbs. per week;2-4 tbs. per week;5-6 tbs. per week;1 tbs. per day;2 or more tbs. per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09784 Food Frequency Questionnaire - (FFQ)-cooked oatmeal oat bran indicator FFQCookdOatmelOatBranInd Average total amount of cooked oatmeal/cooked oat bran the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of cooked oatmeal/cooked oat bran the subject had over this past year, as part of Food Frequency Questionnaire -(FFQ) Cooked oatmeal/cooked oat bran (1 cup) Never;Less than once per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;4 or more cups per day;1-3 cups per month;2-3 cups per day Never;Less than once per month;1 cup per week;2-4 cups per week;5-6 cups per week;1 cup per day;4 or more cups per day;1-3 cups per month;2-3 cups per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food.

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09720 Food Frequency Questionnaire - (FFQ)-fresh apples pears indicator FFQFrshApplPersInd Average total amount of fresh apples or pears the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Average total amount of fresh apples or pears the subject had this past year, as part of Food Frequency Questionnaire -(FFQ) Fresh apples or pears (1) Never;Less than once per month;1-3x/mo;1 per week;2-4 times per week;5-6 times per week;One per day;2-3 per day;4 or more per day Never;Less than once per month;1-3x/mo (1-3 times per month);1 per week;2-4 times per week;5-6 times per week;One per day;2-3 per day;4 or more per day Alphanumeric

Please fill in your average total use, during the past year, of each specified food. 'Please try to average your seasonal use of foods over the entire year. For example, if a food such as cantaloupe is eaten 4 times a week during the 3 months that it is in season, then average total use would be once per week over the year

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

C09656 Food Frequency Questionnaire - (FFQ)-beta carotene indicator FFQBetCarInd Indicator of whether or not the subject takes beta carotene, as part of Food Frequency Questionnaire -(FFQ) Indicator of whether or not the subject takes beta carotene, as part of Food Frequency Questionnaire -(FFQ) Not counting multi-vitamins, do you currently take beta carotene? No;Yes, seasonal only;Yes, currently take it most months No;Yes, seasonal only;Yes, currently take it most months Alphanumeric

Do not report content of multi-vitamins mentioned in Q1. If no, skip to FFQ Q2-3

W.C. Willett, Nutritional Epidemiology, Oxford University Press Validation of a semi-quantitative food frequency questionnaire: comparison with a 1-year diet record.Willett WC, Reynolds RD, Cottrell-Hoehner S, Sampson L, Browne ML.J Am Diet Assoc. 1987 Jan;87(1):43-7. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Food-based validation of a dietary questionnaire: the effects of week-to-week variation in food consumption. Salvini S, Hunter DJ, Sampson L, Stampfer MJ, Colditz GA, Rosner B, Willett WC. Int J Epidemiol. 1989 Dec;18(4):858-67. Validation of a dietary questionnaire with plasma carotenoid and alpha-tocopherol levels.Willett WC, Stampfer MJ, Underwood BA, Speizer FE, Rosner B, Hennekens CH.Am J Clin Nutr. 1983 Oct;38(4):631-9. Adult Supplemental 3.00 2013-07-22 09:34:41.527 Food Frequency Questionnaire (FFQ) Epidemiology/Environmental History Participant History and Family History

Single Pre-Defined Value Selected

CSV