Pre-ban predictors of smokers’ post-ban quit attempts and quit success
| Post-ban quit attempt | Post-ban quit | Post-ban remained quit | |
| aOR (95% CI) | aOR (95% CI) | aOR (95% CI) | |
| Pre-ban menthol smoking status | |||
| Menthol smoker | 1.61 (1.03 to 2.51)* | 1.30 (0.56 to 3.01) | 2.30 (1.06 to 5.01)* |
| Non-menthol smoker | 1 | 1 | 1 |
| Sex | |||
| Female | 0.90 (0.67 to 1.20) | 0.78 (0.48 to 1.26) | 0.69 (0.39 to 1.22) |
| Male | 1 | 1 | 1 |
| Age group (years) | |||
| 18–24 | 1.33 (0.82 to 2.15) | 0.93 (0.42 to 2.07) | 0.79 (0.30 to 2.06) |
| 25–39 | 1.05 (0.68 to 1.62) | 1.89 (0.98 to 3.67) | 1.21 (0.50 to 2.94) |
| 40–54 | 0.79 (0.5 to 1.14) | 0.57 (0.28 to 1.17) | 0.99 (0.51 to 1.91) |
| 55+ | 1 | 1 | 1 |
| Ethnicity | |||
| Non-White | 1.77 (1.10 to 2.85)* | 1.47 (0.73 to 2.96) | 0.61 (0.21 to 1.75) |
| Not reported | 1.58 (0.54 to 4.63) | 1.67 (0.34 to 8.11) | 2.40 (0.59 to 9.79) |
| White | 1 | 1 | 1 |
| Household income | |||
| Low | 1 | 1 | 1 |
| Moderate | 1.27 (0.87 to 1.86) | 1.88 (0.94 to 3.79) | 1.12 (0.52 to 2.39) |
| High | 1.28 (0.87 to 1.90) | 2.11 (1.07 to 4.14)* | 1.38 (0.65 to 2.95) |
| Not reported | 1.00 (0.57 to 1.76) | 2.83 (1.16 to 6.93)* | 2.12 (0.76 to 5.91) |
| Education | |||
| Low | 1 | 1 | 1 |
| Moderate | 1.05 (0.73 to 1.52) | 1.46 (0.75 to 2.83) | 1.14 (0.51 to 2.52) |
| High | 0.96 (0.61 to 1.49) | 1.49 (0.68 to 3.26) | 1.67 (0.71 to 3.94) |
| Pre-ban HSI | |||
| 0–3 | 1 | 1 | 1 |
| 4–6 | 0.77 (0.53 to 1.12) | 0.39 (0.17 to 0.92)* | 0.59 (0.28 to 1.24) |
| Not reported | 1.22 (0.70 to 2.12) | 2.88 (1.46 to 5.66)* | 1.88 (0.80 to 4.39) |
| Pre-ban intentions to quit in next 6 months | |||
| No | 0.50 (0.35 to 0.70)*** | 0.80 (0.40 to 1.60) | 0.53 (0.23 to 1.21) |
| Yes | 1 | 1 | 1 |
| Pre-ban quit attempts | |||
| No | 0.26 (0.19 to 0.35)*** | 0.60 (0.34 to 1.08) | 0.56 (0.30 to 1.05) |
| Yes | 1 | 1 | 1 |
| Time-in-sample | |||
| First survey | 0.81 (0.52 to 1.25) | 0.50 (0.25 to 1.03) | 0.53 (0.23 to 1.20) |
| 2 surveys | 0.75 (0.40 to 1.40) | 1.18 (0.40 to 3.44) | 0.34 (0.08 to 1.43) |
| >2 surveys | 1 | 1 | 1 |
| Time of follow-up after implementation of menthol ban (months) | 1.02 (0.99 to 1.04) | 0.98 (0.93 to 1.02) | 1.02 (0.96 to 1.10) |
Significance levels: *p<0.05; ***p<0.001.
Sampling strata were incorporated into the survey logistic regression models to adjust for any potential survey design effects.
aOR, adjusted OR; CI, confidence interval; HSI, Heaviness of Smoking Index.