Risk factor | Number | Percentage |
Preterm rupture of membranes | 64 | 46.4 |
No maternal antenatal care | 49 | 35.5 |
Multiple pregnancy | 37 | 26.8 |
Hypertension in pregnancy | 33 | 23.9 |
Abdominal massage | 18 | 13.0 |
Ante-partum haemorrhage | 17 | 12.3 |
Maternal febrile illness | 13 | 9.4 |
Teenage mother | 9 | 6.5 |
Birth defect | 8 | 5.8 |
Maternal chorioamnionitis | 6 | 4.3 |
Previous preterm delivery | 4 | 2.9 |
Ingestion of herbal concoctions | 1 | 0.7 |
Illicit drug intake | 1 | 0.7 |