Early sST2 Liberation after Implantation of a Left Ventricular Assist Device in Patients with Advanced Heart Failure

Table 2

Procedural data ().

Variables
	1-year survivors ()	1-year nonsurvivors ()	value
Duration of LVAD implantation (min)	263 (250-342)	327 (276-370)	0.25^a
Duration of anesthesia (min)	365 (340-420)	457 (369-478)	0.21^a
Surgical access			1^b
Sternotomy	5 (38.5)
Minimal invasive	8 (61.5)
Circulatory support			0.44^b
ECMO	2 (15.4)	0 (0)
HLM	8 (61.5)	6 (85.7)
Off-pump	3 (23.1)	1 (14.3)
Type of device			0.35^b
HM II	5 (61.5)	5 (71.4)
HVAD	8 (38.5)	2 (28.6)

Medians with interquartile ranges (IQRs) or absolute numbers (percentages); ^aMann–Whitney test, ^bFisher exact or chi-square test. LVAD = left ventricular assist device; ECMO = extracorporeal membrane oxygenation; HLM = heart-lung machine; HM II = Thoratec® HeartMate II®; HVAD = HeartWare®.