Table 2.

Characteristics of the study population.

	Infected n = 34	Not infected n = 96	p
Male/Female	15/18	46/51	0.84
Gestational age (wk) Median (range)	27 (24–41)	28 (24–41)	0.06
Birthweight (g) Median (range)	888 (604–3,300)	1070 (580–3,880)	0.03
Duration of antibiotic treatment (d) Median (range)	9 (2–20)	0 (0–9)	0.0001
Postnatal age at onset of infection (d) Median (range)	11 (4–109)	12 (4–58)	0.83
CRIB score Mean ±SD	10.9 ± 3.8	8.8 ± 3.5	0.006