Table 3. Comparison of age-adjusted overall odds ratio for obesity among never, current, and past smokers.

Men		OR v.s. never	95% CI	P value
	Current	0.8	0.72–0.88	< 0.001
	Past	0.97	0.87–1.09	0.65
		OR v.s. current	95% CI	P value
	Past	1.23	1.09–1.37	< 0.001
Women		OR v.s. never	95% CI	P value
	Current	1.01	0.85–1.19	0.92
	Past	1.19	0.95–1.47	0.12
		OR v.s. current	95% CI	P value
	Past	1.18	0.90–1.53	0.22