Variable | Category | Cases n (%) | Controls n (%) | OR [95%CI] | p value |
---|---|---|---|---|---|
Weight of Baby (grams) | <2500 g | 55 (55.0) | 16 (8.0) | 13.01[6.78–24.99] | < 0.001 |
2500–3999 g | 42 (42) | 159 (79.5) | 1 |  | |
≥4000 | 3 (3.0) | 25 (12.5) | 0.45 [0.13–1.58] | 0.309 | |
Sex of the baby | Male | 53 (53.0) | 107 (53.5) | 1 | Â |
Female | 47 (47.0) | 93 (46.5) | 1.02 [0.63–1.65] | 0.935 | |
Congenital malformations | Yes | 8 (8.0) | 2 (1.0) | 8.61 [1.79–41.34] | 0.003 |
No | 92 (92.0) | 198 (99.0) | 1 | Â | |
Term | < 37 weeks | 48 (48.0) | 21 (10.5) | 8.28 [4.50-15.23] | < 0.001 |
37–41 weeks | 51 (51.0) | 176 (88.0) | 1 |  | |
≥ 42 weeks | 1 (1.0) | 3 (1.5) | 1.58 [0.61–4.09] | 0.429 | |
Number of foetuses | singleton | 94(94.0) | 190(95.0) | 1 | Â |
multiple | 6(6.0) | 10(5.0) | 1.21[0.43–3.44] | 0.717 | |
Cord prolapse | Yes | 6(6.0) | 2(1.0) | 6.32[1.25–31.90] | 0.018 |
No | 94(94.0) | 198(99.0) | 1 | Â |