Table 3.

Multivariate analysis of the association between ever tobacco smoking and selected variables

Variables	Crude ORs (95% CI)	Adjusted ORs (95% CI)*
S/S + S/L genotype	0.79 (0.50–1.25)	0.78 (0.46–1.33)
Age ≥ 50 years	3.13 (1.96–5.00)	4.03 (2.33–6.99)
Lower education (primary/vocational)	1.36 (0.82–2.24)	0.98 (0.54–1.79)
Psychiatric disorder +	3.26 (1.25–8.55)	2.90 (0.98–8.55)
Alcohol dependence +	8.73 (1.95–39.13)	10.23 (2.09–50.18)

*Adjusted ORs are adjusted for all other items in the multivariate model