Table 4.
Multilevel Logistic Regression for Attempts to Quit among Current Smokers (Weighted n = 11,414,823)
| Variables | Weighted % | Adjusted OR | 95% CI | p-value |
|---|---|---|---|---|
| Fixed-effects | ||||
| Sex | ||||
| Male | 40.9 | ref | ||
| Female | 25.1 | 0.49 | 0.40-0.60 | <0.001 |
| Age group (year) | ||||
| 15-24 | 33.1 | ref | ||
| 25-44 | 38.8 | 1.02 | 0.85-1.22 | 0.842 |
| 45-64 | 44 | 1.16 | 0.96-1.40 | 0.13 |
| 65+ | 42 | 1.16 | 0.92-1.46 | 0.207 |
| Region of accommodation | ||||
| Rural area | 39.7 | ref | ||
| Urban area | 41.3 | 0.99 | 0.91-1.08 | 0.9 |
| Education level | ||||
| Primary education or lower | 37 | ref | ||
| Secondary school education | 40 | 1.11 | 1.01-1.22 | 0.032 |
| High school education | 42.9 | 1.28 | 1.13-1.42 | <0.001 |
| Tertiary education | 42.9 | 1.33 | 1.13-1.55 | <0.001 |
| Occupation | ||||
| Unemployed | 35 | ref | ||
| Housekeepers/students/retired | 45 | 1.29 | 1.01-1.64 | 0.043 |
| Freelancers | 39.5 | 1.06 | 0.87-1.29 | 0.582 |
| Knowledge workers | 43.9 | 1.1 | 0.87-1.39 | 0.417 |
| Marital status | ||||
| Single | 37.4 | ref | ||
| Married | 41.1 | 1.15 | 1.01-1.32 | 0.042 |
| Divorced/ separated/ widow | 34.1 | 1.08 | 0.83-1.39 | 0.577 |
| Perception of harmful effects of smoking | ||||
| No | 31.1 | ref | ||
| Yes | 44.1 | 1.53 | 1.41-1.67 | <0.001 |
| Visiting health facilities in the past 12 months | ||||
| No | 35.4 | ref | ||
| Yes | 54 | 1.68 | 1.50-1.88 | <0.001 |
| Visit and receive advice for quitting tobacco from healthcare workers |
52.5 | 1.89 | 1.71-2.08 | <0.001 |
| Using electronic cigarettes or heated tobacco products | ||||
| No | 40.1 | ref | ||
| Yes | 44 | 1.05 | 0.81-1.35 | 0.723 |
| Random-effects | Estimate | SE | 95% CI | |
| Variation | 0.3 | 0.07 | 0.18-0.49 |
Note: OR, odds ratio; CI, confidence interval; ref, reference group; SE, standard error; Knowledge worker: civil servants, non-state-owned organization employees; Freelancer, workers who are not employed in state organizations or non-state-owned organizations; Unemployed, not currently in work, incapable to work.