| Duration of leaking hours | Number | % |
| ≤24 | 17 | 17 |
| >24 | 83 | 83 |
| Suspected causes of leaking | Number | % |
| Unknown | 43 | 43 |
| Previous PROM | 26 | 26 |
| Underling causes of Itching | 14 | 14 |
| Recurrent UTI | 12 | 12 |
| Polyhydramnios | 1 | 1 |
| Unstable lie | 1 | 1 |
| Cervical incompetence | 1 | 1 |
| Antepartum hemorrhage | 1 | 1 |
| Fever | 1 | 1 |
| Total | 100 | 100 |