Table 2.
Results of binary logistic regression analysis.
| Variables | COR | 95% CI | p-value | AOR | 95% CI | p-value | VIF |
|---|---|---|---|---|---|---|---|
| Predisposing factors | |||||||
| Age group | |||||||
| 31–40 | 1.45 | (1.22, 1.73) | <0.001* | 1.33 | (1.11, 1.60) | 0.002* | 2.11 |
| 41–50 | 1.75 | (1.49, 2.06) | <0.001* | 1.95 | (1.63, 2.32) | <0.001* | 2.75 |
| 51–60 | 2.31 | (1.98, 2.70) | <0.001* | 2.69 | (2.25, 3.21) | <0.001* | 3.11 |
| Over 61 | 2.16 | (1.85, 2.52) | <0.001* | 2.90 | (2.40, 3.52) | <0.001* | 3.53 |
| 15–30 | 1.00 | 1.00 | |||||
| Sex | |||||||
| Female | 1.11 | (1.03, 1.20) | 0.010* | 1.23 | (1.12, 1.35) | <0.001* | 1.49 |
| Male | 1.00 | 1.00 | |||||
| Enabling factors | |||||||
| Income quartile | |||||||
| Q2 | 1.00 | (0.88, 1.13) | 0.962 | 1.06 | (0.93, 1.20) | 0.397 | 1.48 |
| Q3 | 1.17 | (1.04, 1.32) | 0.010* | 1.20 | (1.06, 1.36) | 0.005* | 1.56 |
| Q4 | 2.83 | (2.55, 3.13) | <0.001* | 1.98 | (1.75, 2.25) | <0.001* | 1.90 |
| Q1 | 1.00 | 1.00 | |||||
| Education | |||||||
| Middle | 1.13 | (1.03, 1.24) | 0.012* | 1.44 | (1.29, 1.61) | <0.001* | 1.52 |
| High | 3.62 | (3.29, 3.98) | <0.001* | 3.11 | (2.75, 3.51) | <0.001* | 1.46 |
| Low | 1.00 | 1.00 | |||||
| Marital status | |||||||
| Married | 1.41 | (1.25, 1.60) | <0.001* | 1.27 | (1.11, 1.46) | <0.001* | 2.41 |
| Divorced | 1.19 | (1.03, 1.38) | 0.018* | 1.02 | (0.86, 1.20) | 0.840 | 2.54 |
| Single | 1.00 | 1.00 | |||||
| Employment | |||||||
| No | 1.25 | (1.15, 1.36) | <0.001* | 1.30 | (1.18, 1.43) | <0.001* | 1.27 |
| Yes | 1.00 | 1.00 | |||||
| Place of residence | |||||||
| Urban | 1.45 | (1.34, 1.56) | <0.001* | 1.12 | (1.04, 1.22) | 0.006* | 1.06 |
| Rural | 1.00 | 1.00 | |||||
| Need-for-care factors | |||||||
| Smoking | |||||||
| No | 1.63 | (1.44, 1.84) | <0.001* | 1.18 | (1.03, 1.36) | 0.015* | 1.47 |
| Occasional | 1.05 | (0.75, 1.45) | 0.791 | 0.90 | (0.65, 1.26) | 0.546 | 1.12 |
| Daily | 1.00 | 1.00 | |||||
| Drinking | |||||||
| No | 1.53 | (1.28, 1.83) | <0.001* | 1.26 | (1.04, 1.53) | 0.016* | 2.39 |
| 1–7 times per month | 1.59 | (1.32, 1.92) | <0.001* | 1.60 | (1.32, 1.94) | <0.001* | 2.07 |
| 3–4 times per week | 1.00 | 1.00 | |||||
| Sugary drink consumption | |||||||
| No | 0.88 | (0.73, 1.06) | 0.165 | 0.93 | (0.77, 1.13) | 0.470 | 3.51 |
| Less than 1 bottle | 0.85 | (0.70, 1.03) | 0.088 | 0.95 | (0.78, 1.16) | 0.601 | 3.40 |
| 1–2 bottles | 0.95 | (0.79, 1.15) | 0.604 | 1.01 | (0.84, 1.23) | 0.902 | 3.77 |
| More than 2 bottles | 1.00 | 1.00 | |||||
| Vegetable consumption | |||||||
| More than 5 ladles | 2.14 | (1.73, 2.65) | <0.001* | 1.86 | (1.50, 2.31) | <0.001* | 1.50 |
| 4–5 ladles | 1.50 | (1.22, 1.84) | <0.001* | 1.34 | (1.09, 1.65) | 0.006* | 2.14 |
| 2–3 ladles | 1.44 | (1.18, 1.75) | <0.001* | 1.34 | (1.10, 1.63) | 0.004* | 2.96 |
| 1 ladle | 1.07 | (0.87, 1.32) | 0.506 | 1.08 | (0.88, 1.34) | 0.462 | 2.19 |
| Less than 1 ladle | 1.00 | 1.00 | |||||
| Chronic disease | |||||||
| Yes | 1.42 | (1.31, 1.53) | <0.001* | 1.26 | (1.15, 1.38) | <0.001* | 1.93 |
| No | 1.00 | 1.00 | |||||
| Self-rated health | |||||||
| Slightly or much worse | 1.06 | (0.93, 1.22) | 0.387 | 1.02 | (0.87, 1.20) | 0.803 | 1.46 |
| Same | 0.97 | (0.89, 1.05) | 0.399 | 0.94 | (0.86, 1.03) | 0.158 | 1.28 |
| Slightly or much better | 1.00 | 1.00 | |||||
| Self-rated depression | |||||||
| Moderately or above | 0.97 | (0.87, 1.08) | 0.602 | 0.99 | (0.88, 1.11) | 0.807 | 1.12 |
| Slightly | 0.90 | (0.71, 1.16) | 0.418 | 0.93 | (0.72, 1.20) | 0.586 | 1.09 |
| Not at all | 1.00 | 1.00 | |||||
| Hosmer-Lemeshow GOF test | |||||||
| Chi-squared score (DF) | 11.86 (8) | ||||||
| p-value | 0.158 | ||||||
*statistically significant at 0.05; COR and AOR, crude and adjusted odds ratio; CI, confidence interval; GOF, goodness-of-fit; VIF, variance inflation factor.