Table 2.
Cox regression analysis in patients with out-of-hospital cardiac arrest
| Univariate | Multivariate | |||||
|---|---|---|---|---|---|---|
| Hazard ratio | CI | p-value | Hazard ratio | CI | p-value | |
| Age (years) | 1.03 | 1.01–1.04 | < 0.001 | 1.03 | 1.02–1.05 | < 0.001 |
| Male gender | 0.99 | 0.68–1.44 | 0.963 | |||
| Lactate at admission (mmol/l) | 1.17 | 1.13–1.20 | < 0.001 | 1.14 | 1.10–1.18 | < 0.001 |
| NSTEMI | 1.28 | 0.86–1.90 | 0.219 | |||
| STEMI | 1.07 | 0.75–1.52 | 0.709 | |||
| Cardiac arrest | 1.36 | 0.19–9.71 | 0.760 | |||
| Duration of OHCA CPR (min) | 1.02 | 1.01–1.02 | < 0.001 | 1.01 | 1.00–1.02 | 0.004 |
| Catecholamine dose at admission (au/h) | 1.00 | 1.00–1.00 | < 0.001 | |||
| eGFR (ml/min/1,73m2) | 0.98 | 0.97–0.99 | < 0.001 | 0.99 | 0.98–1.00 | 0.078 |
| VA-ECMO at admission | 1.52 | 1.12–2.08 | 0.008 | |||
| Percutaneous transvalvular microaxial flow pump (Impella) at admission | 1.47 | 0.81–2.65 | 0.197 | |||
| Mechanical ventilation at admission | 14.76 | 2.07–105.43 | 0.007 | 8.36 | 1.16–60.16 | 0.035 |
| Use of balanced crystalloids | 1.04 | 0.77–1.41 | 0.806 | 1.43 | 1.05—1.96 | 0.024 |
Univariate and multivariate cox-regression analysis regarding 30-day all-cause mortality rate in all unmatched patients with out-of-hospital cardiac arrest
au arbitrary units, Cardiac arrest cardiac arrest before or during ICU stay, eGFR estimated glomerular filtration rate, NSTEMI non-ST-elevation myocardial infarction, OHCA out-of-hospital cardiac arrest, CPR cardiopulmonary resuscitation, STEMI ST-elevation myocardial infarction, VA-ECMO venoarterial extracorporeal membrane oxygenation