During the last month, for how many days have you smoked cigarettes?
Categories
Value
Category
3
4
5
10
10+
30
Every day
99
Missing
Sysmiss
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
var_qstn_ivulnstr
If less than 10 days, record the number of days.
If 10 days or more but less than a month, circle ‘10’.
If “everyday” or “almost every day”, circle ‘30’.