Table 2 Adjusted odds ratios of demographic predictors of quit attempts and abstinence at 18-month follow up.
From: The use of cessation assistance among smokers from China: Findings from the ITC China Survey
Covariate | Quit attempts | Abstinence at Wave 2 | ||
|---|---|---|---|---|
| Â | Â | (N = 3,824) | Â | (N = 3,824) |
| Â | OR | 95% CI | OR | 95% CI |
Sex | Â | Â | Â | Â |
   Male | 1.00 |  | 1.00 |  |
   Female | 0.96 | 0.66 - 1.41 | 1.01 | 0.49 - 2.08 |
Age | Â | Â | Â | Â |
   18-39 | 1.00 |  | 1.00 |  |
   40-54 | 0.92 | 0.72 - 1.17 | 1.75 | 0.92 - 3.33 |
   55+ | 1.25 | 0.95 - 1.66 | 3.16 | 1.76 - 5.68 |
Income | Â | Â | Â | Â |
   Low | 1.00 |  | 1.00 |  |
   Middle | 0.66 | 0.51 - 0.86 | 1.27 | 0.69 - 2.34 |
   High | 0.72 | 0.52 - 1.00 | 2.11 | 1.01 - 4.38 |
   No answer | 0.44 | 0.24 - 0.81 | 0.70 | 0.31 - 1.60 |
Education | Â | Â | Â | Â |
   Low | 1.00 |  | 1.00 |  |
   Middle | 1.12 | 0.84 - 1.49 | 0.63 | 0.36 - 1.12 |
   High | 1.10 | 0.77 - 1.56 | 0.45 | 0.25 - 0.83 |
Cigarettes smoked/day | Â | Â | Â | Â |
   0-10 | 1.00 |  | 1.00 |  |
   11-20 | 0.71 | 0.60 - 0.84 | 0.53 | 0.37 - 0.77 |
   21-30 | 0.54 | 0.40 - 0.72 | 0.37 | 0.17 - 0.81 |
   31+ | 0.58 | 0.40 - 0.83 | 0.39 | 0.17 - 0.89 |