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
E22B. (Inside of any universities that you visited in the past 30 days….) Did anyone use electronic cigarettes?
Imputation and derivation
Imputation
E22B. (Inside of any universities that you visited in the past 30 days….) Did anyone use electronic cigarettes?
Others
Security
E22B. (Inside of any universities that you visited in the past 30 days….) Did anyone use electronic cigarettes?