Variable | Group I (cases) N = 60 | Group II (Controls) N = 60 | Total N = 120 | P value |
---|---|---|---|---|
Age: mean (± SD) | 29.4 ± 6.3 (18- 38) | 30 ± 6.1 (18- 43) | 29.7 ± 6.2 (18—43) | 0.568 |
Parity: n (%) | ||||
 - Primigravida | 23 (38) | 20 (33) | 43 (36) | 0.568 |
 - Multigravida | 37 (62) | 40 (67) | 77 (64) | |
 GA at delivery in weeks: mean (± SD) | 36.9 ± 1.5 (34–41) | 37.3 ± 1.5 (34—40) | 37.1 ± 1.5 (34—41) | 0.152 |
 Preterm birth: n (%) | 22 (36.7) | 17 (28.3) | 39 (32.5) | 0.435 |
APGAR score at: mean (± SD) | ||||
 • 1 min | 5.08 ± 1.97 (3—8) | 7.6 ± 0.81 (7—9) | 6.34 ± 1.95 (3—9) |  < 0.001 |
 • 5 min | 7.18 ± 1.35 (3 – 10) | 9.2 ± 0.4 (9—10) | 8.19 ± 1.41 (3—10) |  < 0.001 |
 Cord pH: mean (± SD) | 7.31 ± 0.08 (6.96 -7.5) | 7.39 ± 0.03 (7.28 -7.45) | 7.35 ± 0.07 (6.96 -7.5) |  < 0.001 |
 Birth weight (grams): mean (± SD) | 2618.92 ± 655.63 (1200–4500) | 3360 ± 337.37 (2850–4250) | 2989.88 ± 639 (1200 -4500) |  < 0.001 |
 Intra-uterine growth retardation: (IUGR) n (%) | 19 (31.7) | 0 (0) |  |  |
 NICU admission: n (%) | 15 (25) | 0 (0) |  |  |
 Death: n (%) | 3 (5) | 0 (0) |  |  |