Table 1. Socio-demographic characteristics.
| Characteristics | Frequency (n) | Percentage (%) |
|---|---|---|
| Age | ||
| 30–49 | 72 | 16.36 |
| 50–79 | 349 | 79.32 |
| ≥80 | 19 | 4.32 |
| Sex | ||
| Male | 160 | 36.36 |
| Female | 280 | 63.64 |
| Residency | ||
| Urban | 336 | 76.36 |
| Rural | 104 | 23.64 |
| Education | ||
| None | 65 | 14.77 |
| Primary | 144 | 32.73 |
| Secondary | 170 | 38.64 |
| Higher | 61 | 13.86 |
| Profession | ||
| Unemployed | 110 | 25.00 |
| Civil servant | 40 | 9.09 |
| Private sector | 66 | 15.00 |
| Self-employed | 124 | 28.18 |
| Retired | 100 | 22.73 |
| Monthly revenue (USD) | ||
| <85 | 209 | 47.50 |
| 85–255 | 138 | 31.40 |
| 255–425 | 55 | 12.50 |
| >425 | 38 | 8.60 |
| Marital status | ||
| Single | 31 | 7.05 |
| Married | 257 | 58.41 |
| Concubinage | 12 | 2.73 |
| Divorced | 15 | 3.41 |
| Widow | 125 | 28.41 |
| Health insurance | ||
| Uninsured | 57 | 12.95 |
| Insured | 383 | 87.05 |