Table 4.

Predictors of 30- day Mortality in octogenarians treated with MVS vs. MC

	univariate Cox Regression
	all Patients (n = 84)			MVS (n = 42)			MC (n = 42)
Variable	Hazard Ratio	95%-CI	p-value	Hazard Ratio	95%-CI	p-value	Hazard Ratio	95%-CI	p-value
Logistic Euroscore
> 10 vs. <=10a	**	**	**	**	**	**	**	**	**
NYHA baseline
class 3/4 vs. class 1/2a	**	**	**	**	**	**	**	**	**
Baseline LVEF
> 50% vs. <=50%a	1.07	0.07–17.1	0.963	**	**	**	1.18	0.07–18.9	0.905
Cardiac decompensation
yes vs. noa	**	**	**	**	**	**	**	**	**
Age
80–82 years vs. 83–85 yearsa	**	**	**	**	**	**	**	**	**
Sex
female vs. malea	1.11	0.16–7.85	0.920	**	**	**	**	**	**
Coronary artery disease
yes vs. noa	1.44	0.15–13.8	0.753	**	**	**	0.60	0.04–9.53	0.714
Diabetes mellitus
no vs. yesa	1.82	0.19–17.5	0.604	**	**	**	0.77	0.05–12.3	0.851
COPD
yes vs. noa	7.26	0.76–69.9	0.086	2.85	0.18–45.6	0.459	**	**	**
GFR ≤ 30
yes vs. noa	**	**	**	**	**	**	**	**	**
GFR 30–50
yes vs. noa	1.77	0.25–12.5	0.570	**	**	**	**	**	**
Atrial fibrillation
yes vs. noa	1.68	0.17–16.1	0.655	0.71	0.04–11.4	0.810	**	**	**
Pulmonary hypertension
yes vs. noa	**	**	**	**	**	**	**	**	**

**not determinable, because there are only censored times

^aindicates reference category