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Table 4 Stratification of the Clinical outcome of entire cohort by platelet count at birth

From: Neonatal hematological parameters and the risk of moderate-severe bronchopulmonary dysplasia in extremely premature infants

Variables Platelet ≤ 207*109/l (n = 50) Platelet>207*109/l (n = 65) Odd Ratio 95%CI P value
Moderate or severe BPD 17 (34%) 43 (50%) 3.794 (1.742, 8.266) 0.001
ROP requiring intervention 12 (24%) 19 (29%) 1.367 (0.589, 3.177) 0.466
Pulmonary hypertension 4 (8%) 7 (10.8%) 1.270 (0.893, 1.179) 0.718
IVH grade 3 or 4 5 (10%) 9 (13.8%) 1.446 (0.453, 4.621) 0.532
NEC 1 (2%) 4 (6.2%) 3.213 (0.348, 29.683) 0.386
Hospital Stay 71 (50–99) 89 (62–120) (−40.020, 10.200) 0.048
Death 0 (0%) 1 (1.5%)
  1. Data were displayed as median (interquartile range) or number (percentage). ROP retinopathy of prematurity, IVH intraventricular hemorrhage, NEC necrotizing enterocolitis
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