Table 6.
Factors determining perinatal mortality among pregnant women with preterm premature rupture of membrane.
| Variable | Category | Perinatal mortality | OR (95% CI) | |
|---|---|---|---|---|
| Yes | No | |||
| N (%) | N (%) | |||
| Parity | Nulliparous | 19 (22.9) | 64 (77.1) | 1.3 (0.6,2.9) |
| Multiparous | 14 (18.2) | 63 (81.8) | 1.09 | |
| Mode of delivery | Cesarean | 3 (11.1) | 24 (88.9) | 0.49 (0.119,1.5) |
| Vaginal | 30 (22.6) | 103 (77.4) | 1.07 | |
| Use of Prophylactic Abs | Yes | 28 (19.9) | 113 (80.1) | 0.7 (0.2,2.1 |
| No | 5 (26.3) | 14 (73.7) | 1.07 | |
| Use of steroids | Yes | 5 (20.8) | 19 (79.2) | 1.0 (0.3,2.9) |
| No | 28 (20.6) | 108 (79.4) | 1.0 | |
| GA at ROM (week) | 28–33 + 6 | 17 (48.6) | 18 (51.4) | 6.4 (2.8, 14.9)* |
| 34–36 + 6 | 16 (12.8) | 109 (87.2) | 1.0 | |
| GA at delivery (week) | 28–33 + 6 | 16 (59.3) | 11 (40.7) | 9.9 (3.95, 24.9)* |
| 34–36 + 6 | 17 (12.8) | 116 (87.2) | 1.00 | |
| Latency period (hours) | >72 | 29 (24.4) | 90 (75.6) | 1.13 (0.2, 6.4) |
| ≥72 | 4 (9.8) | 37 (90.2) | 1.0 | |
| Birth weight (gm) | Low | 25 (32.5) | 52 (67.5) | 4.4 (1.3,4.5)* |
| Normal | 8 (9.6) | 75 (90.4) | 1.0 | |
| RDS | Yes | 5 (12.5) | 35 (87.5) | 1.0 |
| No | 28 (23.3) | 92 (76.7) | 2.1 (0.8,5.9) | |
| Labor duration (hours) | <24 | 32 (21.8) | 115 (78.2) | 1.4 (0.0,2.4) |
| ≥24 | 1 (7.7) | 12 (92.3) | 1.0 | |
GA, Gestational Age; Abs, Antibiotics; ROM, Rupture of Membrane. *Indicates statistically significant.
Different at p < 0.001.