Table 5. Multivariable analysis of factors associated with mortality.

Variable	Odds ratio	95% CI	Wald test (P)
Postcardiotomy vs. medical CS	0.4	0.1–1.6	0.19
AKI	11.6	2.5–55.6	0.002
Inotropic score at time of implantation, for every 5 points	1.4	1.1–1.8	0.003
History of CABG or PTCA	4.5	1.0–20.5	0.047
Prolonged mechanical ventilation	7.0	1.5–32.1	0.012

CS, cardiogenic shock; AKI, acute kidney injury; CABG, coronary artery bypass grafting; PTCA, percutaneous coronary angioplasty.