| Complementary examinations | Number (n = 139) | Percentage |
| Albumen/sugar (urines) | 125 | 89.93 |
| Emmel test | 119 | 85.61 |
| Rhesus grouping | 139 | 100 |
| Bordet Wasserman | 139 | 100 |
| Ultrasound | 137 | 98.56 |
| Toxoplasmosis serology | 63 | 45.32 |
| Rubella | 63 | 45.32 |
| Hemoglobin level | 120 | 86.33 |
| HIV serology | 137 | 9856 |
| HbS Ag | 119 | 85.61 |