Table 2. Hazard ratios by smoking status in men.

	Person-years	No of aases	Age-adjusted	Multivariate*
			Hazard ratio (95% CI)	Hazard ratio (95% CI)
Non-smoker	89289	87	1.00 (reference)	1.00 (reference)
Past smoker	110972	164	1.25 (0.96 - 1.62)	1.24 (0.95 - 1.61)
Current smoker	223994	271	1.36 (1.07 - 1.73)	1.33 (1.04 - 1.70)
Number of cigarettes per day
1 - 14	40826	62	1.28 (0.93 - 1.78)	1.27 (0.91 - 1.76)
15 - 24	122445	162	1.43 (1.10 - 1.86)	1.40 (1.08 - 1.83)
25 - 34	39162	27	1.03 (0.66 - 1.59)	1.01 (0.65 - 1.56)
35+	21561	20	1.70 (1.04 - 2.78)	1.64 (1.00 - 2.68)

* : Models included age, smoking, alcohol consumption, educational level, preference for salty foods and green-tea consumption.

CI : confidence interval.