Outcome* | Infants with higher blood pressure % | Infants with lower blood pressure % | p Value‡ |
---|---|---|---|
IVH, any grade (2593/2275) | 15.9 | 20.3 | <0.001 |
IVH grade III or IV (2584/2269) | 5.1 | 8.3 | <0.001 |
Ventricular-peritoneal shunt (2572/2255) | 1.3 | 2.4 | 0.003 |
PVL (2554/2230) | 3.0 | 3.9 | 0.078 |
Death (2619/2288) | 3.0 | 5.2 | <0.001 |
BPD (2591/2271) | 15.1 | 19.2 | <0.001 |
Surgery for necrotising enterocolitis (2582/2263) | 3.5 | 2.6 | 0.063 |
Surgical closure of PDA (2583/2263) | 4.3 | 5.7 | 0.029 |
ROP treatment (2492/2178) | 3.4 | 2.9 | 0.359 |
*Number of infants with data is given in brackets.
‡χ2 test.
BPD, bronchopulmonary dysplasia; IVH, intraventricular haemorrhage; PDA, persistent ductus arteriosus; PVL, periventricular leukomalacia; ROP, retinopathy of prematurity.