F2743-C57375
C57375
Changed medication dose text
Dose of changed medication(s) taken by subject/participant
Supplemental
Biomarker-Related Sample and Collection Questions
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2743-C58405
C58405
Changed medication frequency other text
Free-text field to describe change(s) to medication
Supplemental
Biomarker-Related Sample and Collection Questions
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2743-C57377
C57377
Changed medication frequency status
Frequency status of changed medication given to subject/participant
Supplemental
Biomarker-Related Sample and Collection Questions
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2743-C57374
C57374
Changed medication name text
Name of changed medication(s) taken by subject/participant
Supplemental
Biomarker-Related Sample and Collection Questions
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11632
C11632
Checklist Individual Strength (CIS20R) - active feeling scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I feel very active. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11648
C11648
Checklist Individual Strength (CIS20R) - activity interest low scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I don't feel like doing anything. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11654
C11654
Checklist Individual Strength (CIS20R) - activity total score
Sum of items 7, 10, 17 (range 3-21). Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11644
C11644
Checklist Individual Strength (CIS20R) - bad form feeling scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: Physically I fell I am in bad form. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11643
C11643
Checklist Individual Strength (CIS20R) - concentration effort scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: It takes a lot of effort to concentrate on things. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11652
C11652
Checklist Individual Strength (CIS20R) - concentration total score
Sum of items 3, 8, 11, 13, 19 (range 5-35). Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11637
C11637
Checklist Individual Strength (CIS20R) - daily activity perception scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I think I do a lot in a day. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11635
C11635
Checklist Individual Strength (CIS20R) - do nice thing feeling scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I feel like doing lots of nice things. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11647
C11647
Checklist Individual Strength (CIS20R) - done little activity scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I get little done. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11636
C11636
Checklist Individual Strength (CIS20R) - fit feeling scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I feel fit. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11641
C11641
Checklist Individual Strength (CIS20R) - focus mind easily scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I find it easy to focus my mind. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11640
C11640
Checklist Individual Strength (CIS20R) - low activity daily scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I think I do very little in a day. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11653
C11653
Checklist Individual Strength (CIS20R) - motivation total score
Sum of items 2, 5, 15, 18 (range 4-28). Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11650
C11650
Checklist Individual Strength (CIS20R) - physical condition excellent feeling scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: Physically I feel I am in excellent condition. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11634
C11634
Checklist Individual Strength (CIS20R) - physically exhausted feeling scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: Physically I feel exhausted. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11645
C11645
Checklist Individual Strength (CIS20R) - plan level scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I have a lot of plans. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11639
C11639
Checklist Individual Strength (CIS20R) - powerless feeling scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I feel powerless. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11642
C11642
Checklist Individual Strength (CIS20R) - rest scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: I am rested. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11651
C11651
Checklist Individual Strength (CIS20R) - subjective fatigue total score
Sum of items 1, 4, 6, 9, 12, 14,16, and 20 (range 8-56). Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11638
C11638
Checklist Individual Strength (CIS20R) - task focus ability scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: When I am doing something, I can keep my thoughts on it. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2715-C11633
C11633
Checklist Individual Strength (CIS20R) - thought effort scale
Scale assessing the extent to which the following statement has been true for the participant during the last two weeks: Thinking requires effort. Part of the Checklist Individual Strength (CIS20R) questionnaire
Supplemental
Checklist for Individual Strength - Fatigue (CIS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome