| AOR (95% CI) | p-value* |
---|---|---|
Gender | Â | Â |
 Male | Reference |  |
 Female | 1.24 (0.96,1.60) | 0.10 |
Level of formal education | Â | Â |
 No education | Reference |  |
 Primary school | 0.91 (0.72, 1.15) | 0.42 |
 Secondary school | 0.64 (0.44, 0.94) | 0.02 |
 University or higher | 0.27 (0.13, 0.55) | < 0.001 |
Hypertension | Â | Â |
 No | Reference |  |
 Yes | 1.29 (1.02, 1.64) | 0.04 |
Gastrointestinal diseases | Â | Â |
 No | Reference |  |
 Yes | 1.99 (1.57, 2.53) | < 0.001 |
Quality of life | Â | Â |
 Poor/very poor | Reference |  |
 Neither poor nor good | 1.56 (1.12, 2.16) | 0.008 |
 Good/very good | 1.06 (0.77, 1.47) | 0.72 |