Table 5.
Multivariate analyses: riskfactors for a longer stay or ventilation time
| Post-op time in total >1 week | Post-op time at ICU >1 day | Post-op ventilation time >6 h | ||||
|---|---|---|---|---|---|---|
| OR (95% CI) | P value | OR (95% CI) | P value | OR (95% CI) | P value | |
| Genetic syndrome | 2.07 (0.89–4.83) | 0.092 | 3.13 (1.45–6.79) | 0.004 | 2.45 (1.15–5.23) | 0.020 |
| Indication for operationa | ||||||
| Obstruction | 0 | 0.997 | 0.48 (0.18–1.27) | 0.138 | 0.47 (0.17–1.32) | 0.151 |
| Pulmonary | 0.60 (0.20–1.76) | 0.347 | 1.35 (0.50–3.68) | 0.558 | 1.35 (0.51–3.59) | 0.548 |
| Weight at operation <6000 g | 5.28 (2.12–13.17) | <0.001 | 3.37 (1.72–6.60) | <0.001 | 3.57 (1.80–7.09) | <0.001 |
| Longer bypass time | 12.05 (3.51–41.33) | <0.001 | 4.52 (1.67–12.20) | 0.003 | 3.94 (1.47–10.59) | 0.006 |
Indications for operation were volume load (failure to thrive or congestive heart failure), obstruction (right ventricular outflow tract obstruction, aortic insufficiency or double-chamber right ventricle) or pulmonary (elevated pulmonary vascular resistance)
OR odds ratio, 95% CI 95% confidence interval
aReference group is the indication for operation volume load