Table 3.
Crude and adjusted odds ratios using logistic regression model
| Variable | Crude odds ratio (95% CI) | Adjusted odds ratio (95% CI) | P value | |
|---|---|---|---|---|
| Age group | 20–29 | 1 | 1 | < 0.001 |
| 30–39 | 2.96 (2.17–4.03) | 1.43 (0.56–3.68) | ||
| 40–49 | 11.97 (9.10–15.74) | 4.28 (1.79–10.24) | ||
| 50–59 | 34.94 (26.81–45.53) | 13.65 (5.86–31.81) | ||
| 60–69 | 59.44 (45.58–77.52) | 28.77 (12.21–67.78) | ||
| 70–79 | 74.20 (55.21–99.72) | 32.82 (20.56–80.69) | ||
| + 80 | 72.26 (55.14–94.71) | 55.54 (13.92–150.02) | ||
| Sex | Male | 1 | 1 | <0.001 |
| Female | 6.14 (5.60–6.74) | 5.19 (4.99–5.40) | ||
| Marital status | Single | 1 | 1 | 0.098 |
| Married | 12.27 (9.97–15.09) | 1.62 (0.79–3.34) | ||
| Widow or divorced | 48.20 (38.86–59.79) | 1.96 (1.03–3.74) | ||
| Educational level | Illiterate | 10.50 (9.26–11.90) | 2.12 (1.31–3.44) | 0.014 |
| Primary school | 4.78(4.21–5.43) | 1.95 (1.13–3.36) | ||
| Middle school | 3.33 (2.92–3.80) | 1.42 (0.99–2.03) | ||
| High school | 1.98 (1.68–2.13) | 1.13 (0.67–1.89) | ||
| University | 1 | 1 | ||
| BMI | Under weight | 0.27 (0.22–0.34) | 1.90 (0.92–3.82) | 0.153 |
| Normal | 1 | 1 | ||
| Over weight | 1.90 (1.75–2.05) | 1.30 (0.81–1.86) | ||
| Obese | 3.11 (2.85–3.40) | 0.99 (0.75–1.30) | ||
| Current smoking | No smoker | 1 | 1 | 0.021 |
| Smoker | 0.62 (0.53–0.72) | 1.54 (1.07–2.22) | ||
| Wealth status | Poorest | 2.82 (2.51–3.15) | 2.02 (1.32–3.11) | 0.008 |
| Poor | 1.76 (1.56–1.99) | 1.87 (1.23–2.84) | ||
| Moderate | 1.46 (1.28–1.65) | 1.70 (1.09–2.64) | ||
| Rich | 1.18 (1.04–1.34) | 1.56 (1.02–2.45) | ||
| Richest | 1 | 1 | ||
| Job | Skill level I | 0.69 (0.50–0.95) | 0.92 (0.64–1.31) | 0.482 |
| Skill level II | 0.49 (0.21–0.75) | 0.86 (0.53–1.39) | ||
| Skill level III | 1.28 (0.90–1.82) | 1.21 (0.76–1.94) | ||
| Skill level IV | 1 | 1 | ||
| Townsend index | Most affluent | 1 | 1 | 0.233 |
| Affluent | 1.02 (0.90–1.15) | 1.01 (0.68–1.51) | ||
| Moderate | 1.05 (1.05–1.17) | 0.87 (0.56–1.36) | ||
| Deprived | 1.18 (1.06–1.31) | 1.03 (0.72–1.47) | ||
| Most deprived | 1.29 (1.16–1.43) | 0.65 (0.42–1.01) | ||