Table 5 Represents fetal risk factors of birth asphyxia in a tertiary care hospital of Karachi, Pakistan 2013
Serial no | Category | Cases N = 123 | Control N = 117 | CI/95% | P-value | OR | |
|---|---|---|---|---|---|---|---|
1 | Were any fetal conditions (given below) suspected/diagnosed during pregnancy | ||||||
a) Multiple births | Yes | 1 (0.8%) | 8 (6.2%) | 0.01-0.90 | 0.01 | 0.11 | |
No | 122 (99.2%) | 109 (93.2%) | |||||
b) Polyhydramnios | Yes | 0 | 2 (1.7%) | 0.99-1.04 | 0.14 | 1.01 | |
No | 123 | 115 (98.3%) | |||||
c) Oligohydramnios | Yes | 9 (7.3%) | 0 | 0.88-0.97 | <0.01 | 0.92 | |
No | 114 (92.7%) | 117 | |||||
d) Meconium-stained amniotic fluid | Yes | 24 (19.5%) | 0 | 0.73-0.87 | <0.01 | 0.80 | |
No | 99 (80.5%) | 117 | |||||
e) Abnormal heart rate or rhythm | Yes | 1 (0.8%) | 0 | 0.97-1.00 | 0.32 | 0.99 | |
No | 122 (99.2%) | 117 | |||||
f) Acidosis (fetal scalp capillary blood) | Yes | 4 (3.3%) | 0 | 0.93-0.99 | 0.96 | 0.04 | |
No | 119 (97.6%) | 117 | |||||
g) Decreased rate of growth (uterine size) | Yes | 3 (2.43%) | 0 | 0.94-1.00 | 0.08 | 0.97 | |
No | 120 (97.5%) | 117 | |||||
h) Premature delivery | Yes | 23 (18.7%) | 1 (0.9%) | 3.54- | <0.01 | 26.68 | |
No | 100 (81.3%) | 116 (99.1%) | 201.10 | ||||
i) Amniotic fluid surfactant test negative or intermediate within 24 hours of delivery | Yes | 9 (7.37%) | 0 | 0.88-0.97 | <0.01 | 0.92 | |
No | 114 (92.6%) | 117 | |||||
j) Ultrasound guided gross abnormality | Yes | 0 | 1 (0.9%) | 0.99-1.02 | 0.30 | 1.00 | |
No | 123 | 116 (99.1%) | |||||
k) Abnormal striol level | Yes | 2 (1.62%) | 0 | 0.96-1.00 | 0.16 | 0.98 | |
No | 121 (98.38%) | 117 | |||||
L) None | Yes | 75 (61.0%) | 100 (85.5%) | 0.14-0.49 | <0.01 | 0.26 | |
No | 48 (39.0%) | 17 (14.5%) |