Characteristics of infants | Cases (n = 100) | Controls (n = 100) |
---|---|---|
Percent | Percent | |
Age | ||
Neonatal | 21 | 9 |
Post-neonatal | 79 | 91 |
Mean age in days ± SD | 127.47 ± 109.85 | 126.41 ± 91.18 |
Sex | ||
Male | 63 | 47 |
Female | 37 | 53 |
Gestational age | ||
Preterm (< 37 weeks) | 10 | 10 |
Full-term (37–42 weeks) | 86 | 83 |
Post-term (> 42 weeks) | 4 | 7 |
Mode of presentation | ||
Cephalic presentation | 74 | 67 |
Breech presentation | 15 | 16 |
Complex presentation | 2 | 7 |
Do not know | 9 | 10 |
Mode of delivery | ||
Cesarean section | 66 | 61 |
Normal delivery | 33 | 39 |
Assisted delivery | 1 | 0 |