Table 3.

Odds ratio for depression according to smoking exposure among current smokers

	Cumulative smoking exposure
	Light smokers [≦10.0] (n = 615)	Moderate smokers [10.1 – 20.0] (n = 1,259)	Heavy smokers [>20.0] (n = 2,213)
Men	(n = 515)	(n = 1,181)	(n = 2,164)
Unadjusted	1.00 (Reference)	0.53 (0.28-0.98)	0.83 (0.47-1.45)
Multivariate- adjusted*	1.00 (Reference)	0.71 (0.40-1.26)	1.24 (0.73-2.09)
Women	(n = 100)	(n = 78)	(n = 49)
Unadjusted	1.00 (Reference)	0.58 (0.19-1.69)	3.65 (1.15-11.59)
Multivariate- adjusted*	1.00 (Reference)	0.63 (0.23-1.69)	3.97 (1.42-11.14)

Data are presented as mean (standard error) or odds ratio (95% confidence interval).

*Adjusted for age, income status, education status, marital status, job status, drinking status, BMI, physical activity, Hypertension, Diabetes mellitus, and Cerebrovascular disease.