| Parameter | Variable | Positive | Negative |
| Frequency (%) | |||
| Level of education | Primary | 41 (51.3) | 39 (48.7) |
| Secondary | 26 (32.5) | 54 (67.5) | |
| Tertiary | 03 (3.8) | 77 (96.2) | |
| None | 10 (12.5) | 70 (87.5) | |