Table 1:

General characteristics of the study population

VariablesTotal (n = 90)
Gestational age, wk27+1 ± 2.3
Birth weight, g805.5 ± 168.2
Sex, male55.6% (M:F = 50:40)
Prenatal steroids86 (95.6%)
PROM18 (20%)
Delivery mode, C-section67 (74.4%)
Presence of IUGR36 (40%)
Apgar score, 1 min4 ± 1.9
Apgar score, 5 min7 ± 1.4
Duration of ventilator care, d27 ± 25.3
Presence of BPD, O2 at 36 wk22 (24.4%)
Postnatal steroids45 (50%)
History of sepsis, culture-proven28 (31.1%)
Peak level of CRP, mg/dL2.83 ± 4.84
NEC8 (8.9%)
ROP48 (53.3%)
IVH grade 3–49 (10%)
Laser operation for ROP21 (23.3%)
AED medication8 (8.9%)
  • Note:—Data are reported as number (%) or as mean ± standard deviation.

  • CRP indicates C-reactive protein; IUGR, intrauterine growth restriction; IVH, intraventricular hemorrhage; NEC, necrotizing enterocolitis; PROM, premature rupture of membrane; ROP, retinopathy of prematurity; BPD, bronchopulmonary dysplasia.