| Cognitive impairment | |||
---|---|---|---|---|
 | ORb | 95%CIb | p | |
 |  | Lower | Upper |  |
Age(years)(65-74 a) | Â | Â | Â | Â |
   75+ | 1.27 | 0.98 | 1.63 | 0.068 |
Gender (Male a) | Â | Â | Â | Â |
   Female | 1.16 | 0.84 | 1.59 | 0.375 |
Educational level (Illiterate a) | Â | Â | Â | Â |
   Elementary school | 0.51 | 0.39 | 0.67 | 0.000 |
   High school and higher | 0.25 | 0.16 | 0.38 | 0.000 |
Marital Status (Single a) | Â | Â | Â | Â |
   Married | 0.76 | 0.60 | 0.98 | 0.032 |
Social support (Low a) | Â | Â | Â | Â |
   Moderate | 0.87 | 0.65 | 1.16 | 0.352 |
   High | 0.62 | 0.45 | 0.87 | 0.005 |
Hyperlipidemia (No a) | Â | Â | Â | Â |
   Yes | 0.65 | 0.48 | 0.88 | 0.005 |
Stroke (No a) | Â | Â | Â | Â |
   Yes | 1.69 | 1.05 | 2.72 | 0.031 |
Physical function (Normal a) | Â | Â | Â | Â |
   Mild | 1.34 | 0.96 | 1.86 | 0.081 |
   Moderate | 2.32 | 1.70 | 3.16 | 0.000 |
   Severe | 3.10 | 2.00 | 4.80 | 0.000 |
Depressive symptoms (No a) | Â | Â | Â | Â |
   Yes | 1.34 | 1.00 | 1.79 | 0.054 |
Self-rated health (Good a) | Â | Â | Â | Â |
   Fair | 0.95 | 0.72 | 1.25 | 0.697 |
   Poor | 1.09 | 0.78 | 1.53 | 0.611 |
Cigarette smoking (Never a) | Â | Â | Â | Â |
   Ex-smokers | 1.09 | 0.70 | 1.70 | 0.690 |
   Light smokers | 1.05 | 0.66 | 1.64 | 0.848 |
   Heavy smokers | 0.75 | 0.45 | 1.25 | 0.265 |
Leisure-time physical activity (No a) | Â | Â | Â | Â |
   Low amount | 0.73 | 0.56 | 0.96 | 0.026 |
   Moderate to vigorous amount | 0.72 | 0.53 | 0.97 | 0.029 |
Fruits and vegetables consumption (Low frequency a) | Â | Â | Â | Â |
   Medium frequency | 0.84 | 0.51 | 1.37 | 0.481 |
   High frequency | 0.81 | 0.49 | 1.33 | 0.403 |
Coffee intake (No a) | Â | Â | Â | Â |
   Less than once per week | 0.68 | 0.49 | 0.94 | 0.018 |
   More than once per week | 0.51 | 0.31 | 0.83 | 0.007 |
Tea intake (No a) | Â | Â | Â | Â |
   Less than once per week | 1.14 | 0.82 | 1.59 | 0.437 |
   More than once per week | 0.99 | 0.75 | 1.30 | 0.940 |
Multivitamin intake (Noa) | Â | Â | Â | Â |
   Yes | 0.82 | 0.59 | 1.13 | 0.226 |
BMI (kg/m2) (Lowa) | Â | Â | Â | Â |
   Normal (19 to 24) | 0.81 | 0.51 | 1.28 | 0.365 |
   Overweight or obese (> 24) | 0.66 | 0.41 | 1.06 | 0.083 |