| Characteristic | Levels | Frequency (n) | Percentage (%) |
| Age | <20 years | 36 | 4.0 |
| 20 - 30 years | 208 | 23.5 | |
| 31 - 40 years | 481 | 54.3 | |
| 41 - 50 years | 161 | 18.2 | |
| Age at delivery | <20 years | 30 | 3.4 |
| 20 - 30 years | 390 | 44.0 | |
| 31 - 40 years | 380 | 42.9 | |
| 41 - 50 years | 86 | 9.7 | |
| Level of education | Primary | 167 | 18.9 |
| Secondary | 259 | 29.2 | |
| Tertiary | 460 | 51.9 | |
| Socio-economic status | Upper middle | 387 | 43.6 |
| Lower middle | 356 | 40.2 | |
| Other | 143 | 16.1 |