Table 6.
Multivariate analysis of factors associated with cognitive impairment.
| Variables | Male (n-550) | Female (n = 700) | |
|---|---|---|---|
| OR (95% CI) | OR (95% CI) | ||
| Age (years) | 65~(ref.) | ||
| 70~ | 0.894 (0.559–1.430) | 1.133 (0.739–1.736) | |
| 75~ | 1.179 (0.690–2.014) | 2.793 (1.729–4.511) | |
| 80~ | 2.357 (1.255–4.428) | 2.070 (1.061–4.036) | |
| Education | Illiteracy (ref.) | ||
| Primary school | 0.754 (0.304–1.866) | 0.352 (0.199–0.623) | |
| ≥ Secondary school | 2.156 (0.868–5.355) | 0.851 (0.454–1.597) | |
| Tea consumption | No (ref.) | - | |
| Yes | 0.656 (0.431–0.999) | ||
| Social interactions in neighborhood | Good (ref.) | - | |
| Satisfactory | 0.942 (0.625–1.422) | ||
| Poor | 4.860 (1.424–16.583) | ||
| Hearing | Good (ref.) | ||
| Moderate | 0.830 (0.516–1.334) | 0.903 (0.589–1.382) | |
| Poor | 2.027 (1.211–3.393) | 2.110 (1.321–3.369) | |
| Vision | Normal (ref.) | - | |
| Weak | 2.024 (1.051–3.897) | ||
| Diabetes | No (ref.) | ||
| Yes | 2.344 (1.083–5.076) | - | |
| ADL dependence | No (ref.) | ||
| Yes | 3.267 (1.459–7.314) | 2.041 (0.976–4.270) | |
| Physical ADL dependence | No (ref.) | - | |
| Yes | 1.613 (1.121–2.322) | ||
Notes: ADL, Activities of Daily Living.