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Previous obstetric and transfusion history
| Previous history | Number (%) |
|---|---|
| Previously transfused? | 32 (6.4) |
| Husbands’ Rh factor known | 468 (93.6) |
| Rh D negative | 8 (1.7) |
| Rh D positive | 190 (37.3) |
| Rh factor unknown | 302 (60.4) |
| Previous abortion/miscarriage | |
| Once | 82 (16.4) |
| Twice | 70 (14.0) |
| Thrice | 43 (8.4) |
| Fourth | 12 (2.4) |
| >4 Times | 6 (1.2) |
| No abortion | 300 (60.0) |
| Previous history of neonatal jaundice | 28 (11.2) |
