Table 7
Odds ratios relating change in home smoke-free status and other selected characteristics to smokers' quitting in a two- year period, household population aged 15 or older, Canada excluding territories, 1994/1995 to 2004/2005

Standard symbols

 
Unadjusted odds ratio
95% confidence interval
Adjusted odds ratio
95% confidence interval
Home newly smoke-free
Yes
1.8*
1.4 to 2.3
1.6*
1.3 to 2.1
No
1.0
1.0
Cigarettes per day
25 or more (heavy)
0.9
0.8 to 1.1
0.9
0.8 to 1.1
10 to 24 (moderate)
1.0
1.0
1 to 9 (light)
1.5*
1.2 to 1.9
1.4*
1.1 to 1.8
Occasional smoker
2.0*
1.6 to 2.7
1.9*
1.4 to 2.4
Sex
Men
1.1
0.9 to 1.3
1.1
0.9 to 1.3
Women
1.0
1.0
Age group
15 to 34
1.0
0.8 to 1.2
0.9
0.8 to 1.1
35 to 54
1.0
1.0
55 or older
1.2
1.0 to 1.5
1.3*
1.0 to 1.6
Education
Less than secondary graduation
1.0
1.0
Secondary graduation
0.9
0.7 to 1.2
0.9
0.7 to 1.2
Some postsecondary
1.3*
1.0 to 1.6
1.3*
1.0 to 1.6
Postsecondary graduation
1.2
0.9 to 1.5
1.1
0.8 to 1.4
Household income quintile
1 Lowest
0.8
0.6 to 1.1
0.8
0.6 to 1.1
2
1.1
0.8 to 1.4
1.1
0.9 to 1.4
3
1.0
1.0
4
1.3
0.9 to 1.7
1.3
1.0 to 1.7
5 Highest
1.2
0.9 to 1.6
1.1
0.8 to 1.5
Child(ren) under age 12 in household
Yes
0.9
0.8 to 1.1
1.0
0.8 to 1.2
No
1.0
1.0
† Reference category
* Significantly different from estimate for reference category (p < 0.05)
Source: 1994/1995 to 2004/2005 National Population Health Survey, longitudinal Health file (square).