Table 3.
Comparisons of relevant patient demographics and morbidity between the postnatal growth failure (PGF) and non-postnatal growth failure (Non-PGF) groups specifically among infants with a weight appropriate for gestational age (AGA) after propensity score matching.
| PGF (N = 375) |
Non-PGF (N = 375) | p-value | |
|---|---|---|---|
| Oligohydramnios, n (%), | 26 (6.9) | 43 (11.5) | 0.046 |
| IVF, n (%) | 99 (26.4) | 76 (20.3) | 0.058 |
| PIH, n (%) | 40 (10.7) | 45 (12.0) | 0.635 |
| Chorioamnionitis, n (%) | 93 (24.8) | 99 (26.4) | 0.654 |
| Gestation age, week | 28.32 (1.75) | 28.32 (1.75) | 1.000 |
| Birth weight, g | 971.28 (71.30) | 971.80 (71.43) | 0.997 |
| Weight at discharge, g | 2385.76 (430.09) | 2834.82 (636.18) | 0.000 |
| Weight at discharge Z-score | −1.96 (0.87) | −0.61 (0.67) | 0.000 |
| Apgar score 1-minute | 4.76 (1.90) | 4.90 (1.93) | 0.298 |
| Apgar score 5-minute | 6.94 (1.67) | 6.93 (1.62) | 0.923 |
| Hospital day, d | 69.68 (24.00) | 65.80 (25.54) | 0.015 |
| RDS, n (%) | 328 (87.5) | 301 (80.3) | 0.005 |
| PDA treatment, n (%) | 168 (44.8) | 116 (30.9) | 0.000 |
| BPD (≥moderate), n (%) | 106 (28.3) | 100 (26.7) | 0.661 |
| IVH (≥Grade 2), n (%) | 48 (12.8) | 32 (8.5) | 0.072 |
| PVL, n (%) | 37 (9.9) | 29 (7.7) | 0.350 |
| NEC, n (%) | 14 (3.7) | 7 (1.9) | 0.189 |
| Sepsis, n (%), | 80 (21.3) | 47 (12.5) | 0.001 |
| ROP (≥stage 2), n (%) | 121 (32.3) | 102 (27.2) | 0.137 |
| Congenital anomaly, n (%) | 9 (2.4) | 2 (0.5) | 0.065 |
| Duration of invasive ventilator use | 13.50 (19.01) | 9.56 (14.28) | 0.000 |
| Duration of TPN, d | 27.22 (20.46) | 19.02 (14.79) | 0.000 |
| Days reaching above 100 cc/kg of enteral nutrition | 24.24 (18.89) | 17.43 (13.51) | 0.000 |
Data are presented as numbers of patients (%) or mean (SD).
PGF, postnatal growth failure; IVF, in vitro fertilization; PIH, pregnancy induced hypertension; RDS, respiratory distress syndrome; PDA, patent ductus arteriosus; BPD, bronchopulmonary dysplasia; IVH, intraventricular haemorrhage; PVL, periventricular leukomalacia; NEC, necrotizing enterocolitis; ROP, retinopathy of prematurity; TPN, total parenteral nutrition.