During the past 7 days, on how many days has anyone smoked in your presence, inside any public transportation vehicles, such as trains, buses, or taxicabs?
Categories
Value
Category
1
I did not use public transportation during the past 7 days
2
I used public transportation but no one smoked in my presenc
3
1 to 2 days
4
3 to 4 days
5
5 to 6 days
6
7 days
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.
Description
Source of information
Anyone smoked in your presence public transportation
Imputation and derivation
Imputation
Anyone smoked in your presence public transportation
Others
Security
Anyone smoked in your presence public transportation