Table 1.
Clinical characteristics of study population.
| Controls | BPD | p | |||
|---|---|---|---|---|---|
| n | % | n | % | ||
| n | 49 | 33 | — | ||
| Gender (male/female) | 24/25 | 48.9% | 20/13 | 60.6% | 0.29 |
| Patients with birth weight < 1000 g | 4 | 8.1% | 25 | 75.7% | 0.00001 |
| Apgar score (<5 at 1 min and <7 at 5 min) | 11 | 22.4% | 22 | 66.6% | 0.00001 |
| Preeclampsia (PE) | 9 | 18.3% | 10 | 30.3% | 0.18 |
| Premature rupture of membranes (Pprom) | 16 | 32.6% | 13 | 39.3% | 0.53 |
| Chorioamnionitis (CA) | 6 | 12.2% | 6 | 18.1% | 0.39 |
| Patent ductus arteriosus (PDA) | 1 | 2.0% | 12 | 36.3% | 0.00001 |
| Mechanical ventilation during the first 3 days of life | 22 | 44.8% | 30 | 90.9% | 0.00001 |
| Nasal continuous positive pressure (ncPAP) | 22 | 44.8% | 22 | 66.6% | 0.0523 |
| Synchronized intermittent mechanical ventilation (SIMV) | 10 | 20.4% | 22 | 66.6% | 0.00001 |
| Surfactant therapy | 12 | 24.4% | 22 | 66.6% | 0.00001 |
| Diuretic therapy | 0 | — | 18 | 54.5% | — |
| Antenatal steroid treatment in mother | 21 | 42.8% | 12 | 36.3% | 0.49 |