. Author manuscript; available in PMC: 2014 Aug 10.

Published in final edited form as: Int J Cardiol. 2012 Mar 27;167(3):669–676. doi: 10.1016/j.ijcard.2012.03.071

Table 4.

Univariate and Multivariate Predictors of Mortality

Characteristics	Univariate Survival Analysis		Multivariate Survival Analysis
	Hazard ratio (95% CI)	P-value	Hazard ratio (95% CI)	P-value
QTc ≥480 ms	2.51 (1.61 – 14.23)	0.042	3.09 (1.14 – 8.38)	0.022
NT-proBNP (pg/mL)	1.0002 (1.0001 – 1.0003)	0.005		NS
Cardiac index (L/min/m^2)	0.54 (0.29 – 0.99)	0.048	0.50 (0.26 – 0.94)	0.032
Right atrial pressure (mmHg)	0.97 (0.89 – 1.06)	0.530		NS
Pulmonary vascular resistance (Wood units)	1.06 (0.99 – 1.13)	0.072		NS