Changes in prevalence of cigarette expenditure minimising strategies between 2010 (before the cigarette tax increase) and 2014 (after the cigarette tax increase) among past 30-day smokers by demographics, Minnesota Adult Tobacco Survey
| Cigarette expenditure minimising strategies | 2010 Weighted % | 2014 Weighted % | Differences (%) | AOR (95% CI) |
| Bought a cheaper brand of cigarettes | ||||
| White | 30.4 | 36.6 | +6.2 | 1.39 (1.05 to 1.82) |
| Other | 41.1 | 38.0 | −3.1 | 0.94 (0.44 to 2.01) |
| <High school | 26.8 | 54.3 | +27.5 | 5.00 (2.09 to 11.94) |
| High school/GED | 41.5 | 38.5 | −3.0 | 0.92 (0.60 to 1.41) |
| Some college | 28.8 | 33.3 | +4.5 | 1.20 (0.81 to 1.77) |
| College and beyond | 12.4 | 23.8 | +11.3 | 2.53 (1.18 to 5.44) |
| Rolled own cigarettes | ||||
| Male | 22.0 | 30.4 | +8.5 | 1.62 (1.10 to 2.38) |
| Female | 14.7 | 27.0 | +12.3 | 3.63 (2.24 to 5.89) |
| White | 16.6 | 29.6 | 13.0 | 2.73 (1.97 to 3.79) |
| Other | 28.9 | 25.7 | −3.3 | 0.72 (0.32 to 1.61) |
| Used coupons/promotions | ||||
| White | 63.2 | 52.2 | −11.0 | 0.64 (0.49 to 0.82) |
| Other | 62.3 | 39.3 | −23.0 | 0.35 (0.16 to 0.75) |
Bolded estimates are statistically significant (p<0.05). For each strategy, the model included year, age, gender, race/ethnicity, annual household income, education attainment, cigarettes per day and usually smoke menthol cigarettes.
AOR, adjusted OR.