Table 3. Percentage of Adults Aged 18 or Older Reporting Smoke-Free Home Rule (Smoking Is Not Allowed Anywhere Inside the Home) Before and After Passage of a Law Prohibiting Smoking in Vehicles, Maine, 2007–2010.
| Characteristic | Before Law (2007) |
After Law (2008–2010) |
% Change | P Valueb | ||
|---|---|---|---|---|---|---|
| Unweighted Sample Sizea | % With Rule | Unweighted Sample Sizea | % With Rule | |||
| Overall | 2,488 | 79.9 | 10,277 | 83.1 | 4.0 | .009 |
| Year | ||||||
| 2007 | 2,488 | 79.9 | NA | NA | ||
| 2008 | NA | 2,590 | 83.0 | |||
| 2009 | 3,821 | 83.3 | ||||
| 2010 | 3,866 | 82.9 | ||||
| Sex | ||||||
| Male | 899 | 79.0 | 3,973 | 82.0 | 3.8 | .11 |
| Female | 1,589 | 80.7 | 6,304 | 84.1 | 4.2 | .04 |
| Age, y | ||||||
| 18–24 | 72 | 73.9 | 277 | 77.4 | 4.7 | .62 |
| 25–34 | 225 | 85.9 | 660 | 88.2 | 2.7 | .45 |
| 35–44 | 390 | 80.6 | 1,391 | 85.3 | 5.8 | .07 |
| 45–54 | 552 | 80.1 | 2,202 | 81.7 | 2.0 | .47 |
| 55–64 | 577 | 78.5 | 2,510 | 81.7 | 4.1 | .14 |
| ≥65 | 658 | 78.9 | 3,169 | 82.5 | 4.6 | .08 |
| Education | ||||||
| Less than high school graduate | 175 | 60.7 | 635 | 65.4 | 7.7 | .49 |
| High school graduate or GED | 748 | 75.4 | 3,300 | 76.2 | 1.1 | .74 |
| Some college or tech school | 637 | 79.4 | 2,547 | 84.3 | 6.2 | .05 |
| College 4 years or more | 925 | 88.1 | 3,782 | 91.2 | 3.5 | .02 |
| Annual household income, $ | ||||||
| <20,000 | 417 | 65.8 | 1,892 | 68.3 | 3.8 | .50 |
| 20,000–34,999 | 498 | 74.7 | 2,019 | 78.9 | 5.6 | .21 |
| 35,000–49,999 | 393 | 79.9 | 1,595 | 81.0 | 1.4 | .70 |
| 50,000–74,999 | 390 | 82.5 | 1,550 | 90.0 | 9.1 | .009 |
| ≥75,000 | 491 | 90.6 | 2,112 | 91.8 | 1.3 | .48 |
| Children in household | ||||||
| Yes | 648 | 85.7 | 2,619 | 88.5 | 3.3 | .18 |
| No | 1,838 | 76.8 | 7,650 | 79.7 | 3.8 | .05 |
| Current smoking status | ||||||
| Current smoker | 433 | 50.5 | 1,571 | 54.9 | 8.7 | .24 |
| Nonsmoker | 2,043 | 86.5 | 8,651 | 88.7 | 2.5 | .08 |
| Smoking status and children in household | ||||||
| Current smoker and children in household | 139 | 66.5 | 479 | 71.4 | 7.4 | .44 |
| Current smoker and no children in household | 294 | 38.7 | 1,092 | 42.9 | 10.9 | .36 |
Abbreviations: BRFSS, Behavioral Risk Factor Surveillance System; GED, general equivalency diploma.
a
Missing values are not included.
b
Two-tailed t tests for differences in proportions.