Table 3

 Age adjusted OR (95% CI) for smoking cessation (former versus current smokers) by snus use among males in the Swedish Twin Registry

Former smokerCurrent smokerOR (95% CI)
*”Former smokers” and “current smokers” includes men who reported smoking “regularly” and “now and then”. Men who smoked “at parties” were excluded since they did not contribute ages at onset of tobacco use.
†Men who began using snus after cigarettes.
Regular snus use1771†34.6%381†13.7%3.7 (3.3 to 4.2)
Now and then snus use157†3.1%113†4.1%1.1 (0.9 to 1.4)
Never used snus318862.3%227882.1%1.0