Table 3.
Multiple logistic regression of factors associating with smoking in mental health professionals.
| Variables | Coefficient | Std. Error | Wald χ2 | p value | OR (95% CI) |
|---|---|---|---|---|---|
| Age (years) | 0.02 | 0.01 | 9.62 | 0.002 | 1.02 (1.01-1.03) |
| Male (ref. female) | 3.63 | 0.11 | 1099.99 | <0.001 | 37.73 (30.45-46.76) |
| Education level (ref. associate degree or less) | |||||
| College degree | -0.41 | 0.10 | 18.28 | <0.001 | 0.67 (0.55-0.80) |
| Master’s degree | -0.76 | 0.17 | 20.41 | <0.001 | 0.47 (0.34-0.65) |
| Doctorate degree | -0.85 | 0.29 | 8.83 | 0.003 | 0.43 (0.24-0.75) |
| Marital status (ref. married) | |||||
| Single | 0.01 | 0.11 | 0.11 | 0.91 | 1.01 (0.82-1.25) |
| Divorced or widowed | 0.54 | 0.19 | 8.33 | 0.004 | 1.72 (1.19-2.48) |
| Region (ref. East China) | |||||
| Central China | 0.10 | 0.11 | 0.95 | 0.33 | 1.11 (0.90-1.37) |
| West China | 0.37 | 0.10 | 13.75 | <0.001 | 1.45 (1.19-1.77) |
| Northeast China | 0.50 | 0.12 | 18.80 | <0.001 | 1.65 (1.32-2.07) |
| Profession (ref. doctors) | |||||
| Nurses | 0.37 | 0.10 | 13.68 | <0.001 | 1.44 (1.19-1.75) |
| Psychologists | 0.22 | 0.35 | 0.39 | 0.53 | 1.24 (0.63-2.44) |
| Income (ref. low income) | |||||
| Middle | 0.06 | 0.09 | 0.43 | 0.51 | 1.06 (0.89-1.26) |
| High | 0.27 | 0.13 | 3.96 | 0.047 | 1.31 (1.00-1.70) |
| Burnout (ref. no) | 0.26 | 0.08 | 11.04 | 0.001 | 1.29 (1.11-1.50) |
| Regular exercise (ref. no) | -0.31 | 0.13 | 5.90 | 0.02 | 0.74 (0.57-0.94) |
| Frequent insomnia (ref. no) | 0.33 | 0.08 | 16.20 | <0.001 | 1.39 (1.18-1.63) |
| Alcohol use (ref. no) | 1.02 | 0.08 | 160.89 | <0.001 | 2.76 (2.36-3.23) |
| Constant | -5.63 | 0.29 | 366.08 | <0.001 | 0.004 |
R2 = 0.436; CI, confidence interval.