. 2019 Apr;16(4):338–343. doi: 10.11909/j.issn.1671-5411.2019.04.003

Table 4. Univariate Cox regression model to predict overall mortality.

Variable	HR	95% CI	P-value
Age	1.07	1.04–1.10	0.003
Male gender	1.13	0.85–1.40	0.138
Hypertension	1.36	0.77–1.93	0.561
Congestive heart failure	1.22	0.91–1.51	0.379
LVEF	0.94	0.82–1.05	0.254
Multiple surgical procedures*	1.18	1.06–1.29	0.012

*Mitral surgical procedures refers to the tumor resection plus (at least one) coronary artery bypass grafting, mitral valve surgery, aortic valve surgery, or tricuspid valve plasty. LVEF: left ventricular ejection fraction.