F2756-C10838
C10838
Imaging voxel size axis 1 measurement
Measurement, in millimeters, of the axis 1 dimension of the voxel within the anatomy of interest
Supplemental-Highly Recommended
Functional Magnetic Resonance Imaging (fMRI)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2753-C17798
C17798
Imaging contrast agent name
Name of imaging contrast agent used
Supplemental-Highly Recommended
Magnetic Resonance Imaging (MRI)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2756-C15588
C15588
Imaging stimulation device make text
Make of device make used for stimulation
Supplemental-Highly Recommended
Functional Magnetic Resonance Imaging (fMRI)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2754-C58547
C58547
Imaging matrix size axis 3 measurement
Measurement, in voxels, of the axis 3 dimension of the matrix within the anatomy of interest
Supplemental-Highly Recommended
Positron Emission Tomography (PET)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2170-C08507
C08507
36-item Short Form Health Survey (SF-36) - Health limited climbing one stair score
Score of surveyee-reported limited climbing one flight of stairs due to physical health as part of version 1.0 of 36-item Short Form Health Survey (SF-36)
Supplemental-Highly Recommended
Short Form 36-Item Health Survey (SF-36)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2714-C09642
C09642
Fatigue Severity Scale (FSS) - interfere physical function scale
Scale used to describe the extent to which fatigue interfered with the patient's physical functioning in the past week, as part of the Fatigue Severity Scale (FSS)
Supplemental-Highly Recommended
Fatigue Severity Scale (FSS)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2170-C08515
C08515
36-item Short Form Health Survey (SF-36) - Limited work activities physical health indicator
Indicator for surveyee-reported limited work or activities as a result of physical health during past 4 weeks as part of version 1.0 of 36-item Short Form Health Survey (SF-36)
Supplemental-Highly Recommended
Short Form 36-Item Health Survey (SF-36)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2754-C08244
C08244
Imaging slice thickness value
Value of the thickness of the slice measured in millimeters (mm)
Supplemental-Highly Recommended
Positron Emission Tomography (PET)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2747-C00023
C00023
Hand preference type
Hand which the participant/subject uses predominantly, not necessarily the hand he/she writes with exclusively
Exploratory
Neurological Exam
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2753-C10583
C10583
Imaging base resolution value
Value in points of the base resolution used in imaging acquisition as part of Diffusion Tensor Imaging (DTI)
Supplemental-Highly Recommended
Magnetic Resonance Imaging (MRI)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2722-C17402
C17402
Site name
The name of the site for the study
Supplemental
Neuroendocrine/Hypothalamic Symptoms
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2750-C01580
C01580
Temperature unit of measure
Unit of measure for the temperature numerical value
Supplemental-Highly Recommended
Physical Exam - Immune Module
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
F2762-C17425
C17425
EEG duration
The length of time for the Electroencephalography (EEG)
Supplemental-Highly Recommended
Quantitative Electroencephalography (qEEG)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2765-C58183
C58183
Laboratory test lipopolysaccharide positive source specify text
Free-text field to specify the type of source tested which yielded positive laboratory test results
Supplemental
Laboratory Tests - Immune Module
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2170-C08523
C08523
36-item Short Form Health Survey (SF-36) - Times pep score
Score of times feeling full of pep during the past 4 weeks as part of version 1.0 of 36-item Short Form Health Survey (SF-36)
Supplemental-Highly Recommended
Short Form 36-Item Health Survey (SF-36)
True
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2754-C17931
C17931
Imaging magnetic resonance imaging performed indicator
Indicator as to whether or not Magnetic Resonance Imaging (MRI) on the brain has been performed on the participant/subject
Supplemental-Highly Recommended
Positron Emission Tomography (PET)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2708-C12463
C12463
Polysomnography heart rate REM sleep value
Value, in beats per minute, of the selected heart rate (HR) measurement during rapid eye movement (REM) sleep
Supplemental
Polysomnography (PSG) for ME/CFS
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2757-C15555
C15555
Imaging visual analysis performed indicator
Whether visual analysis was performed while blind to clinical data
Supplemental-Highly Recommended
Magnetic Resonance Spectroscopy (MRS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11933
C11933
Modified Fatigue Impact Scale (MFIS) - total score
Total MFIS score (range: 0-84)
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2748-C57935
C57935
Imaging multiband factor value
Value of the multiband factor used in imaging acquisition
Supplemental-Highly Recommended
Diffusion Tensor Imaging (DTI)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2755-C17438
C17438
EEG sampling rate
Electroencephalography (EEG) sampling rate, commonly recorded in Hz (250-2000 Hz)
Supplemental-Highly Recommended
Magnetoencephalography (MEG)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F0372-C07096
C07096
Center for Epidemiologic Studies-Depression Scale (CES-D) - depressed indicator
Indicates how often the subject felt depressed in the past week, as part of the Center for Epidemiologic Studies-Depression Scale (CES-D)
Supplemental
Center for Epidemiologic Studies-Depression Scale (CES-D)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2743-C58415
C58415
Blood sample peripheral blood mononuclear cell isolation method other text
Free-text field to describe other isolation method used for blood peripheral blood mononuclear cells
Supplemental
Biomarker-Related Sample and Collection Questions
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2748-C08244
C08244
Imaging slice thickness value
Value of the thickness of the slice measured in millimeters (mm)
Supplemental-Highly Recommended
Diffusion Tensor Imaging (DTI)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome