Variables | Univariate | Multivariable | |||
---|---|---|---|---|---|
OR (95% CI) | P value | OR (95% CI) | P value | ||
Age in 5 year groups | 20–24 | Reference | |||
25–29 | 2.37 (2.08–2.70) | < 0.001 | 2.41 (2.12–2.57) | < 0.001 | |
30–34 | 4.78 (4.17–5.49) | < 0.001 | 5.06 (4.40–5.83) | < 0.001 | |
35–39 | 8.20 (7.04–9.57) | < 0.001 | 8.80 (7.50–10.3) | < 0.001 | |
40–44 | 12.8 (10.8–15.3) | < 0.001 | 14.0 (11.7–16.8) | < 0.001 | |
45–49 | 13.92 (11.6–16.7) | < 0.001 | 15.6 (12.9–18.8) | < 0.001 | |
Highest educational level | No | Reference | |||
Primary | 1.13 (0.97–1.32) | 0.12 | 1.23 (1.04–1.46) | 0.016 | |
Secondary | 0.84 (0.76–0.93) | 0.001 | 1.23 (1.09–1.39) | 0.001 | |
Higher | 0.81 (0.70–0.92) | 0.002 | 0.95 (0.80–1.12) | 0.5 | |
Type of place of residence | Urban | Reference | |||
Rural | 0.66 (0.61–0.71) | < 0.001 | 1.04 (0.90–1.20) | 0.61 | |
Wealth index | Poorest | Reference | |||
Poorer | 1.20 (1.06–1.36) | 0.004 | 1.33 (1.16–1.53) | < 0.001 | |
Middle | 1.25 (1.11–1.42) | < 0.001 | 1.64 (1.42–1.89) | < 0.001 | |
Richer | 1.75 (1.54–1.99) | < 0.001 | 2.08 (1.76–2.46) | < 0.001 | |
Richest | 1.74 (1.54–1.97) | < 0.001 | 1.76 (1.44–2.16) | < 0.001 | |
Frequency of listening to radio | Not at all | Reference | |||
Less than once a week | 1.23 (1.02–1.47) | 0.033 | 1.06 (0.86–1.29) | 0.69 | |
At least once a week | 1.46 (1.30–1.64) | < 0.001 | 1.30 (1.14–1.47) | < 0.001 | |
Frequency of watching television | Not at all | Reference | |||
Less than once a week | 1.02 (0.68–1.55) | 0.9 | 0.99 (0.63–1.57) | 0.9 | |
At least once a week | 1.28 (0.93–1.76) | 0.13 | 1.25 (0.88–1.76) | 0.21 |