Enterococcal colonization of infants in a neonatal intensive care unit: associated predictors, risk factors and seasonal patterns

Table 1 Clinical and peripartal features of infants studied, stratified by gestational age.

Gestational age	n	Median (weeks)	Range (weeks)	Cesarean section	Prepartal hospitalization ≥ 3 days	Prepartal antibiotics ≥ 1 day	PROM^a ≥ 24 hours	Maternal rectovaginal colonization with enterococci
≥ 37 weeks of gestation	117	39	37–44	62 (53.0%)	4 (3.4%)	5 (4.2%)	2 (1.7%)	33 (28.2%)
32–36 weeks of gestation	94	34	32–36	60 (63.8%)	22 (23.4%)	22 (23.4%)	5 (5.3%)	16 (17.0%)
< 32 weeks of gestation	63	28	23–31	52 (82.5%)	23 (36.5%)	27 (42.9%)	10 (15.9%)	4 (6.3%)

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