Caucasian
Item
caucasian
boolean
C0043157 (UMLS CUI [1])
Healthy Questionnaire Medical
Item
healthy (as determined by dependent physician based on medical questionnaire)
boolean
C3898900 (UMLS CUI [1,1])
C0034394 (UMLS CUI [1,2])
C0205476 (UMLS CUI [1,3])
Gender
Item
male
boolean
C0079399 (UMLS CUI [1])
Age
Item
age: 18-35 years
boolean
C0001779 (UMLS CUI [1])
Body mass index
Item
normal bmi (18-25 kg/m2)
boolean
C1305855 (UMLS CUI [1])
Sleep Timespan hours per day
Item
regular sleeping time (normally 7-9h daily)
boolean
C0037313 (UMLS CUI [1,1])
C0872291 (UMLS CUI [1,2])
C0556974 (UMLS CUI [1,3])
Morning person Extreme | Night person Extreme | Questionnaire Score
Item
extreme early bird or extreme night person (score ≤30 or ≥70 on meq-sa questionnaire)
boolean
C2135954 (UMLS CUI [1,1])
C0205403 (UMLS CUI [1,2])
C2135955 (UMLS CUI [2,1])
C0205403 (UMLS CUI [2,2])
C0034394 (UMLS CUI [3,1])
C0449820 (UMLS CUI [3,2])
Irregular sleep-wake pattern
Item
heavily varying sleep-wake rhythm
boolean
C0393771 (UMLS CUI [1])
Shift worker
Item
shiftwork during last 3 months
boolean
C0425104 (UMLS CUI [1])
Travel Time Zone Quantity
Item
travel across >1 time zone in the last 3 months
boolean
C0040802 (UMLS CUI [1,1])
C2825194 (UMLS CUI [1,2])
C1265611 (UMLS CUI [1,3])
Exercise hours per week
Item
engagement in exercise > 2 hours total per week
boolean
C0015259 (UMLS CUI [1,1])
C0556976 (UMLS CUI [1,2])
Use of Caffeine mg/day
Item
using >400mg caffeine daily
boolean
C1524063 (UMLS CUI [1,1])
C0006644 (UMLS CUI [1,2])
C0439422 (UMLS CUI [1,3])
Tobacco use
Item
smoking
boolean
C0543414 (UMLS CUI [1])
Body Weight Unstable
Item
unstable body weight (weight gain or loss > 3kg in the last 3 months)
boolean
C0005910 (UMLS CUI [1,1])
C0443343 (UMLS CUI [1,2])
Food Allergy | Food intolerance
Item
significant food allergies/intolerance (seriously hampering study meals)
boolean
C0016470 (UMLS CUI [1])
C0149696 (UMLS CUI [2])
Study Subject Participation Status | Biomedical Research
Item
participation in another biomedical study within 1 month before the first study visit
boolean
C2348568 (UMLS CUI [1])
C0005540 (UMLS CUI [2])
Medical contraindication MRI scan
Item
any contra-indication to magnetic resonance imaging (mri) scanning
boolean
C1301624 (UMLS CUI [1,1])
C0024485 (UMLS CUI [1,2])