Cross-Sectional Studies ; Female ; Humans ; Korea ; Male ; Smoking/ethnology ; Smoking/psychology* ; Students/psychology* ; Surveys and Questionnaires ; Truth Disclosure* ; Universities ; Urinalysis
Keywords
self-report ; smoking ; university students ; urine cotinine
Abstract
OBJECTIVE: To validate the self-reported smoking status of Korean university students.
METHODS: Subjects included 322 Korean university in Korea, who participated in an annual health screening. Data on smoking were collected through a self-reported questionnaire and urine test. The data were analyzed by the McNemar test.
RESULTS: In the consistency test for males, the results from the questionnaire and the urine test were in agreement, but for females, there was a significant difference between the results reported by the 2 tests (P=.001).
CONCLUSIONS: The findings showed that Korean female university students considerably underreported their smoking behavior