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Table 3 Univariate and Multivariate analysis of factors associated with ICU mortality

From: In-hospital mortality of patients with severe left ventricular dysfunction undergoing coronary artery bypass grafting in Iranian population

Factor

Univariate

Multivariate

HR

95% CI for HR

p value

HR

95% CI for HR

p value

Lower

Upper

Lower

Upper

Age

1.036

1.012

1.062

0.004*

1.035

1.007

0.012

1.062

Sex

2.222

1.361

3.629

0.001*

2.173

1.107

0.024

4.266

DM

1.790

1.135

2.821

0.012*

1.621

0.994

0.053

2.646

HTN

1.041

0.658

1.646

0.864

.690

0.416

0.149

1.142

Familial History

0.906

0.271

3.030

0.873

.990

0.284

0.988

3.448

Height

0.992

0.970

1.013

0.441

1.018

0.985

0.285

1.052

Weight

0.985

0.968

1.003

0.106

0.990

0.970

0.370

1.012

Renal failure

2.043

1.287

3.242

0.002*

1.973

1.215

0.006

3.204

  1. HR hazard ratio, CI confidence interval, DM diabetes mellitus, HTN hypertension
  2. *P value < 0.05