Table 4 Univariate logistic regression analysis of the one injection and retreatment subgroups
Factors | One injection subgroup N = 43 | Retreatment subgroup N = 82 | OR | 95% CI | P value |
|---|---|---|---|---|---|
GA (weeks) | 30.6 ± 2.3 | 29.5 ± 2.1 | 0.829 | 0.689,0.998 | 0.048 |
BW (g) | 1457 ± 418 | 1289 ± 296 | 0.999 | 0.998,1.0 | 0.053 |
PMA (weeks) | 36.6 ± 2.1 | 36.09 ± 1.78 | 0.919 | 0.745,1.134 | 0.433 |
Gender (male/female) | 20/8 | 36/15 | 1.012 | 0.453,2.259 | 0.976 |
Neutrophil count (*109/L) | 2.77 ± 1.56 | 2.56 ± 1.63 | 0.894 | 0.712,1.122 | 0.333 |
Lymphocyte count (*109/L) | 4.59 ± 1.52 | 4.94 ± 1.53 | 1.139 | 0.885,1.466 | 0.31 |
NLR, median (QAR) | 0.51 (0.36,0.80) | 0.480 (0.272, 0.698) | 0.536 | 0.204,1.41 | 0.206 |
INV, n (%) | 13 (30.2) | 30 (36.6) | 1.331 | 0.604,2.936 | 0.478 |
Retinal hemorrhage, n (%) | 8 (18.6) | 35 (42.7) | 3.258 | 1.346,7.886 | 0.009 |
NRDS (treated with mechanical ventilation and surfactant) n (%) | 5 (11.6) | 6 (7.3) | 0.77 | 0.205,2.889 | 0.698 |