Table 1.

Annual cessation probabilities estimates and corresponding 95% confidence interval by sex and time period. Italy 1986-2009

		Women			Men
age group			Time period
(years)	1986-1992	1993-1999	2000-2009	1986-1992	1993-1999	2000-2009
< 30	7.5 (6.4, 8.6)	10.1 (9.6, 10.6)	8.9 (7.9, 9.9)	6.2 (5.5, 6.9)	4.6 (3.7, 5.4)	4.8 (4.2, 5.3)
30-39	2.6 (1.8, 3.4)	0.0 (0.0, 0.0)	3.1 (2.5, 3.7)	2.5 (2.0, 2.9)	2.4 (1.9, 3.0)	1.9 (1.5, 2.2)
40-49	3.2 (2.4, 4.0)	1.1 (0.3, 1.8)	3.4 (2.8, 4.1)	3.1 (2.6, 3.6)	2.6 (1.9, 3.2)	2.1 (1.7, 2.5)
50-59	2.3 (1.3, 3.2)	6.2 (5.2, 7.3)	3.7 (3.2, 4.3)	3.5 (3.1, 4.0)	5.0 (4.4, 5.6)	4.1 (3.7, 4.5)
≥ 60	10.2 (10.0, 10.4)	8.5 (7.7, 9.4)	8.5 (7.8, 9.2)	8.4 (8.0, 8.7)	10.2 (10.2, 10.2)	8.8 (8.4, 9.3)