Table 2. Comparisons of morbidities between compliant and non-compliant groups.
Compliant N = 2003 |
Non-compliant N = 1060 |
P Value | |
---|---|---|---|
RDS | 1571 (78.4) | 756 (71.3) | 0.000 |
Air leak | 82 (4.1) | 25 (2.4) | 0.013 |
Pulmonary haemorrhage | 92 (4.6) | 39 (3.7) | 0.260 |
Pulmonary hypertension | 96 (4.8) | 46 (4.3) | 0.589 |
PDA medication | 739 (36.9) | 362 (34.2) | 0.133 |
PDA ligation | 269 (12.9) | 111 (10.5) | 0.048 |
BPD (≥ moderate) | 622 (31.2) | 292 (27.9) | 0.067 |
IVH (≥ grade 2) | 279 (13.9) | 132 (12.5) | 0.266 |
Post-haemorrhagic hydrocephalus | 68 (24.4) | 39 (29.5) | 0.280 |
PVL | 154 (7.7) | 105 (10.0) | 0.034 |
NEC (≥ stage 2) | 88 (4.4) | 47 (4.4) | 1.000 |
Sepsis | 395 (19.7) | 212 (20.0) | 0.849 |
ROP (≥ stage 2) | 482 (24.7) | 201 (20.3) | 0.007 |
ROP operation | 213 (17.2) | 73 (11.8) | 0.002 |
Abnormal hearing test | 296 (16.3) | 108 (12.0) | 0.003 |
Congenital anomaly | 59 (2.9) | 21 (2.0) | 0.122 |
Duration of invasive ventilator use, d | 16.08 [25.18] | 14.18 [25.99] | 0.049 |
Duration of supplemental oxygen use, d | 9.51 [14.55] | 8.27 [14.96] | 0.028 |
Data are expressed as number of patient (%) or mean [standard deviation]. RDS, respiratory distress syndrome; PDA, patent ductus arteriosus; BPD, bronchopulmonary dysplasia; IVH, intraventricular haemorrhage; PVL, periventricular leukomalacia; NEC, necrotizing enterocolitis; ROP, retinopathy of prematurity; d, days.