From: Potential role of vitamin D receptor-related polymorphisms in bronchopulmonary dysplasia
 | Non-BPD, N= 46 | BPD, N= 38 | p value |
---|---|---|---|
Gestational age | 31±1.3 | 30±1.5 | 0.003 |
Gender | |||
 Male | 24 (52.2%) | 16 (42.1%) | 0.5 |
Mode of delivery | |||
 CS | 36 (78.3%) | 30 (78.9%) | 0.9 |
 VD | 10 (21.7%) | 8 (21.1%) | 0.9 |
Birth weight (g) | 1350.43±24.66 | 1298.79±38.97 | 0.2 |
History of PROM | |||
 Yes | 11 (23.9%) | 11 (28.9%) | 0.7 |
Antenatal steroid | |||
 Yes | 17 (37.0%) | 13 (34.2%) | 0.8 |
Multiple gestation | |||
 Yes | 10 (21.7%) | 6 (15.8%) | 0.5 |
Preeclampsia | |||
 Yes | 6 (13%) | 7 (18.4%) | 0.16 |
Duration of admission (days) | |||
 Mean ± SD | 32.67±1.68 | 55.21±2.95 | 0.001 |
Duration of O2 (days) | 12.91±0.93 | 44.11±3.0 | 0.001 |
Mechanical ventilation | |||
 Yes | 7 (15.2%) | 33 (86.8%) | 0.001 |
MV duration | 0.46±0.17 | 25.63±2.63 | 0.001 |
Apgar at 1 min | |||
 Mean±SD | 4.9+1.9 | 2.6+1.2 | 0.01 |
Apgar at 5 min | |||
 Mean±SD | 6.7±1.47 | 5.2±1.1 | 0.01 |
Inhaled steroid duration (days) | 6.57±0.89 | 31.87±3.35 | 0.001 |
Intake of inotropes | |||
 Yes | 18 (39.1%) | 38 (100.0%) | 0.001 |
Inotropes duration (days) | 2.87±0.61 | 16.47±1.51 | 0.001 |
Onset of trophic feeding (days) | 2.35±0.08 | 3.29±0.36 | 0.01 |
TPN | |||
 Yes | 43 (93.5%) | 38 (100.0%) | 0.7 |
Duration of TPN (days) | 13.85±1.09 | 31.74±1.68 | 0.001 |
Patent ductus arteriosus | 11 (23.9%) | 23 (60.5%) | 0.001 |
Early onset sepsis | 19 (51.4%) | 18 (48.6%) | 0.3 |
Late onset sepsis | 33 (47.1%) | 37 (52.9%) | 0.01 |
Admission chest X-ray | |||
 Normal | 2 (4.3%) | 0 (0.0%) | 0.2 |
 Mild RDS | 34 (73.9%) | 8 (21.1%) | 0.001 |
 Moderate RDS | 5 (10.9%) | 7 (18.4%) | 0.3 |
 Severe RDS | 5 (10.9%) | 23 (60.5%) | 0.001 |
Pneumothorax | |||
 Yes | 1 (2.2%) | 25 (65.8%) | 0.001 |
IVH | |||
 Yes | 9 (19.6%) | 23 (60.5%) | 0.001 |
Necrotizing enterocolitis | |||
 Yes | 6 (13.0%) | 15 (39.5%) | 0.02 |
Jaundice | |||
 Yes | 32 (69.6%) | 32 (84.2%) | 0.4 |
Intake of surfactant | |||
 Yes | 7 (15.2%) | 18 (47.4%) | 0.01 |
Outcome | |||
 Died | 3 (6.5%) | 12 (31.6%) | 0.01 |
 Living | 43 (93.5%) | 26 (68.4%) | 0.001 |