| Presentations | No. | % |
| Onset of compliant during pregnancy |
|
|
| · 1st trimester | 12 | 7.3 |
| · 2nd trimester | 24 | 14.6 |
| · 3rd trimester | 12 | 7.3 |
| · post labour | 116 | 70.8 |
| Total | 164 | (100.0) |