Table 3.
Hierarchical logistic regression of failed attempt versus successful cessation
| Model 1 | Model 2 | |||
|---|---|---|---|---|
| OR | 95% CI | OR | 95% CI | |
| Gender | ||||
| Female | (Reference) | (Reference) | ||
| Male | 3.6* | 2.37-5.47 | 3.23* | 2.13-4.92 |
| Age (yrs) | 0.96* | 0.94-0.97 | 0.96* | 0.95-0.98 |
| Education level | ||||
| College above | (Reference) | (Reference) | ||
| Elementary school | 0.94 | 0.49-1.81 | 0.95 | 0.48-1.85 |
| High school | 1.07 | 0.77-1.49 | 1.05 | 0.75-1.47 |
| Occupations | ||||
| Professionals | (Reference) | (Reference) | ||
| Senior officials and managers | 1.34 | 0.75-2.42 | 1.27 | 0.7-2.3 |
| Technicians & clerks | 0.85 | 0.48-1.51 | 0.86 | 0.48-1.54 |
| Salespersons & service workers | 1.4 | 0.78-2.51 | 1.41 | 0.78-2.56 |
| Skilled agricultural and fishery work, craft and related trades workers, and elementary occupations | 1.09 | 0.61-1.97 | 0.98 | 0.54-1.79 |
| Knowledge about tobacco hazards | 0.92 | 0.8-1.04 | 0.92 | 0.81-1.05 |
| Attitude toward smoking | 0.74* | 0.69-0.8 | 0.75* | 0.7-0.8 |
| Exposures to SHS at work | ||||
| No | (Reference) | (Reference) | ||
| Yes | 1.08 | 0.78-1.5 | 1.01 | 0.72-1.4 |
| Exposures to SHS at home | ||||
| No | (Reference) | (Reference) | ||
| Yes | 2.01* | 1.47-2.75 | 1.9* | 1.38-2.62 |
| Smoking restriction at work | ||||
| No restriction | (Reference) | (Reference) | ||
| Totally prohibited | 0.66 | 0.43-1.03 | 0.69 | 0.44-1.08 |
| Ban in some areas | 1.1 | 0.77-1.55 | 1.11 | 0.78-1.59 |
| Smoking restriction at home | ||||
| No restriction | (Reference) | (Reference) | ||
| Totally prohibited | 0.54* | 0.36-0.8 | 0.53* | 0.36-0.8 |
| Ban in some areas | 1.86* | 1.3-2.66 | 1.92* | 1.34-2.76 |
| Betel quid chewing | ||||
| No | (Reference) | |||
| Yes | 3.46* | 2.17-5.51 | ||
| −2log likelihood | 1140.96* | 1108.86* | ||
| Nagelkerke R2 | 0.30 | 0.33 | ||
Note. SHS = second-hand smoking.
*p < 0.05.