Identification number
Item
Volunteer panel number
integer
C1300638 (UMLS CUI [1])
Subject number
Item
Subject number
integer
C2348585 (UMLS CUI [1])
smoking status
Item
Is the subject a smoker?
boolean
C1519386 (UMLS CUI [1])
Number of years smoking
Item
Number of years subject has been smoking?
integer
C0037369 (UMLS CUI [1,1])
C0439234 (UMLS CUI [1,2])
C0449788 (UMLS CUI [1,3])
number of cigarettes smoked per day
Item
Average number of cigarettes smoked per day?
integer
C3694146 (UMLS CUI [1])
tobacco product
Item
Please state type of tobacco product (eg. pipe, cigar, chewing tobacco or cigarette)
text
C3166496 (UMLS CUI [1])