Table 4.
Maternal and neonatal characteristics of infants with EOS according to gestational age.
| Characteristics | <32 weeks (n = 17) |
32–36 weeks (n = 20) |
≥37 weeks (n = 94) |
Total (N = 131) |
|---|---|---|---|---|
| Birth weight, g, mean (SD) | 1,333 (302) | 2,168 (590) | 3,267 (470) | 2,857 (845) |
| Female, n (%) | 6 (35.3) | 9 (47.4) | 43 (45.3) | 58 (44.3) |
| Apgar ≥7 at 1 min, n (%) | 14 (82.4) | 19 (100.0) | 91 (96.8) | 124 (95.4) |
| Mother's age, years, mean (SD) | 32.4 (5.0) | 30.6 (4.8) | 29.9 (3.7) | 30.3 (4.1) |
| Method of delivery, n (%) | ||||
| Vaginal | 8 (47.1) | 5 (26.3) | 76 (80.0) | 89 (67.9) |
| Caesarean section | 9 (52.9) | 14 (73.7) | 19 (20.0) | 42 (32.1) |
| PROM, n (%) | 10 (58.8) | 9 (47.4) | 32 (33.7) | 51 (38.9) |
| Clinical chorioamnionitis, n (%) | 10 (58.8) | 2 (10.5) | 9 (9.5) | 21 (16.0) |
| Antenatal GBS screening, n (%) | 15 (88.2) | 13 (68.4) | 73 (77.7) | 101 (77.7) |
| Positive | 1 (6.7) | 3 (23.1) | 9 (12.3) | 13 (12.9) |
| Negative | 14 (93.3) | 10 (76.9) | 64 (87.7) | 88 (87.1) |
| Intrapartum antibiotic use, n (%) | 13 (76.5) | 15 (78.9) | 31 (33.0) | 59 (45.4) |
| Comorbidity, n (%) | ||||
| Bacterial meningitis | 0 (0.0) | 3 (15.8) | 3 (3.2) | 6 (4.6) |
| Intracranial hemorrhage | 10 (58.8) | 3 (15.8) | 5 (5.3) | 18 (13.7) |
| Septic shock | 4 (23.5) | 2 (10.5) | 9 (9.5) | 15 (11.5) |
| Invasive mechanical ventilation, n (%) | 12 (70.6) | 3 (15.8) | 12 (12.6) | 27 (20.6) |
| PN use, n (%) | 17 (100.0) | 17 (89.5) | 41 (43.2) | 75 (57.3) |
| Length of stay, days, median (IQR) | 42 (22.5–69.5) | 16 (14–21) | 12 (10–14) | 12 (11–17) |
| Transfer to another hospital, n (%) | 1 (5.9) | 1 (5.3) | 4 (4.2) | 6 (4.6) |
| Death, n (%) | 4 (23.5) | 1 (5.3) | 0 (0.0) | 5 (3.8) |
PROM, premature rupture of membranes; GBS, group B Streptococcus; PN, parenteral nutrition.
Data was not available in 1 infant (Apgar); 1 infant (GBS screening); 1 infant (Intrapartum antibiotic use).