Item
Is the subject a smoker?
text
C1519386 (UMLS CUI [1])
Code List
Is the subject a smoker?
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
text
C3166496 (UMLS CUI [1])