Table 2

- Results of univariate logistic analysis of predictors for EONS in preterm infants.

VariableOdds ratio (95% CI)β oefficientP-value
Gender0.982 (0.518, 1.863)-0.0180.957
Multiple gestation birth2.252 (1.049, 4.836)0.8120.037
Natural delivery or cesarean section2.592 (1.218, 5.517)0.9530.013
Gestational age0.640 (0.535, 0.765)-0.447<0.001
Age of mother1.030 (0.951, 1.115)0.030.465
Birth weight0.998 (0.997, 0.999)-0.002<0.001
Apgar score at 1 min0.397 (0.292, 0.539)-0.924<0.001
Apgar score at 5 min0.060 (0.017, 0.210)-2.807<0.001
WBC count0.956 (0.897, 1.019)-0.0450.165
NEU count1.016 (0.947, 1.091)0.0160.653
LYM count0.516 (0.388, 0.687)-0.662<0.001
N/L1.334 (1.100, 1.618)0.2880.003
PLT count0.981 (0.974, 0.988)-0.019<0.001
CRP level1.724 (1.236, 2.405)0.5450.001
PCT level21.619 (5.743, 81.383)3.074<0.001
IL-6 level1.065 (1.032, 1.099)0.063<0.001
RET count0.999 (0.994, 1.003)-0.0010.532
  • CI: confidence interval, EONS: early-onset neonatal sepsis, BW: birth weight, WBC: white blood cell, NEU: neutrophil, LYM: lymphocyte, N/L: neutrophil-to-lymphocyte ratio, PLT: platelet, CRP: C-reactive protein, PCT: procalcitonin, IL-6: interleukin-6, RET: reticulocyte