Table 2. Potential risk factors for late-onset bacterial sepsis in univariate analysis.
| Risk factors | Gram-positive, % (n = 69) |
Gram-negative, % (n = 52) |
p-value |
|---|---|---|---|
| TPN | 68.1 | 78.8 | 0.220 |
| MV | 63.8 | 78.8 | 0.400 |
| Central lines insertion | 72.5 | 82.7 | 0.200 |
| Chorioamnionitis | 62.3 | 3.8 | 1.000 |
| PROM | 11.6 | 21.2 | 0.210 |
| Maternal steroids | 44.9 | 51.9 | 0.450 |
| Intrapartum antibiotics | 18.8 | 42.3 | 0.020 |
| TPN duration | 46.4 | 65.4 | 0.040 |
| Inv proc duration | 30.4 | 61.5 | < 0.001 |
| MV duration | 27.5 | 50.0 | 0.010 |
TPN: total parenteral nutrition; MV: mechanical ventilation; PROM: prolonged rupture of membranes; Inv proc: invasive procedure.