This study examined the predictive relationships between adolescents'
smoking and symptoms of depression. A national sample of 6,900 adolesc
ents, ages 14 to 18 years, were selected for analysis. Variables of in
terest included measures for smoking status and symptoms of depression
. Odds ratio and adjusted odds ratio from logistic regression analyses
indicated that more of the 885 smokers than of the 6,015 nonsmokers r
eported feelings of unhappiness, sadness, or depression, hopelessness
about the future, and having trouble going to sleep.