Predictors of smoking relapse among the US adult former smokers, data extracted from the TUS-CPS 2010–2011 cohort surveys (n=3182)
| Independent variables | Unadjusted OR (lower and upper limits of 95% CI) | Adjusted OR (lower and upper limits of 95% CI) |
| Age group (years) | ||
| 65+ (ref) | 1 | 1 |
| 40–64 | 3.95 (2.23 to 6.99) | 4.28 (2.19 to 8.37) |
| 25–39 | 7.56 (4.05 to 14.10) | 8.09 (3.72 to 17.62) |
| 18–24 | 29.40 (10.89 to 79.37) | 15.75 (4.25 to 58.42) |
| Sex | ||
| Female (ref) | 1 | 1 |
| Male | 0.89 (0.62 to 1.28) | 0.91 (0.61 to 1.37) |
| Smoking cessation period, months | ||
| <6 (ref) | 1 | 1 |
| ≥6 | 0.08 (0.05 to 0.12) | 0.13 (0.07 to 0.23) |
| Living in SFH | ||
| Non-SFH (ref) | 1 | 1 |
| SFH | 0.37 (0.25 to 0.58) | 0.40 (0.25 to 0.64) |
| Marital status | ||
| Married (ref) | 1 | 1 |
| Widowed | 1.03 (0.58 to 1.86) | 2.77 (1.31 to 5.84) |
| Divorced | 1.86 (1.18 to 2.92) | 2.34 (1.42 to 3.85) |
| Separated | 4.67 (1.96 to 11.18) | 4.16 (1.65 to 10.52) |
| Never married | 3.42 (2.03 to 5.79) | 1.48 (0.82 to 2.67) |
| Race/ethnicity | ||
| White (non-Hispanics) (ref) | 1 | 1 |
| Black (non-Hispanics) | 1.72 (0.88 to 3.36) | 0.94 (0.44 to 2.02) |
| Other (non-Hispanics) | 0.94 (0.38 to 2.36) | 0.81 (0.30 to 2.19) |
| Hispanics | 2.45 (1.31 to 4.57) | 2.05 (1.03 to 4.08) |
Smoking relapse is the only outcome. The ORs in this table are all weighted. Adjusted OR is adjusted for all variables in the table. AIC value: 1134.57 and BIC value: 1219.49.
AIC, Akaike information criterion; BIC, Bayesian information criterion; ref, reference group; SFH, smoke-free home; TUS-CPS, Tobacco Use Supplement-Current Population Survey.