Table 3 Changes in cigarette and smokeless tobacco use from 2002 to 2003, among US former and never cigarette smokers, by sex

2002 Status	No	2003 Status
2002 Status	No	Cigarettes only (%) (95% CI)	Smokeless only (%) (95% CI)	Cigarettes and smokeless (%) (95% CI)
Male
Former smokers
Quit ⩽1 year	172	24.4 (17.1 to 33.6)	1.7 (0.5 to 5.8)	0
Quit >1 year	1624	2.6 (1.9 to 3.6)	0.3 (0.1 to 0.7)	0.1 (0.0 to 0.5)
Never smokers	2867	2.5 (1.7 to 3.8)	0.7 (0.5 to 1.1)	0.1 (0 to 0.3)
Female
Former smokers
Quit ⩽1 year	204	31.7 (24.9 to 39.3)	0	0
Quit >1 year	1697	2.9 (2.1 to 4.0)	0.3 (0.1- 0.6)
Never-smokers	5383	1.7 (1.2 to 2.2)	0	0

All percentages weighted by population parameters.