Table 5.

Multivariate analysis of the prognostic factor for mortality

Variable	Relative risk	95% Confidence interval	p value
Age	0.998	0.959–1.039	0.927
Sex	2.423	0.565–10.393	0.233
Hemoglobin	1.516	1.053–2.184	0.025
Total cholesterol	0.982	0.965–0.999	0.037
Right ventricular systolic pressure	0.992	0.964–1.022	0.601