Table 4.
Univariable and multivariable analyses for the hemolytic event.
| Univariable Analyses | Multivariable Analyses | |||
|---|---|---|---|---|
| Odds Ratio (95% CI) | p-Value | Odds Ratio (95% CI) | p-Value | |
| Age (years) | 1.004 (0.960–1.050) | 0.849 | ||
| Female gender | 0.646 (0.186–2.243) | 0.492 | ||
| Acute myocardial infarction | 4.000 (1.008–15.868) | 0.049 * | ||
| Impella 2.5 | 1.467 (0.434–4.951) | 0.537 | ||
| Impella CP | 2.423 (0.585–10.030) | 0.214 | ||
| Impella 5.0 | 0.438 (0.108–1.771) | 0.247 | ||
| Extracorporeal membrane oxygenation | 1.929 (0.455–8.182) | 0.373 | 0.227 (0.026–2.279) | 0.208 |
| Via femoral artery insertion | 2.644 (0.578–12.095) | 0.210 | ||
| Creatinine kinase (IU/L) | 1.0004 (0.9999–1.0010) | 0.032 * | ||
| Creatinine kinase >150 (IU/L) | 6.429 (1.662–24.860) | 0.004 * | 6.622 (1.410–31.096) | 0.017 * |
| Activated whole-blood clotting time (s) | 0.992 (0.963–1.022) | 0.602 | ||
| Pulmonary artery pulsatility index | 0.695 (0.429–1.126) | 0.091 | ||
| Pulmonary artery pulsatility index <1.3 | 6.222 (1.630–23.757) | 0.0049 * | 11.654 (1.580–85.982) | 0.017 * |
| Central venous pressure (cmH2O) | 1.212 (0.961–1.530) | 0.050 |
* p < 0.05 by logistic regression analysis. CI, confidence interval.