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Table 3 Significant independent predictive variables for 30-day mortality by multivariate logistic regression analysis

From: Association between older age and outcome after cardiac surgery: a population-based cohort study

Factors OR (95% CI) P value
Pre-operative factors   
Male sex 3.00 (1.75-5.15) <0.001
Age ≥80 (referent group 18–49 years) 4.83 (1.30-17.92) 0.018
ESKD on dialysis 6.54 (2.52-16.94) <0.001
EF 35-50% (referent group EF > 50%) 2.29 (1.08-4.86) 0.032
EF < 35% (referent group EF > 50%) 4.07 (1.70-9.74) 0.002
Intra-operative factors   
CPB time 1.01 (1.01-1.02) <0.001
Post-operative complications   
Pulmonary complications 2.39 (1.30-4.41) 0.005
Cardiac arrest 20.20 (10.64-38.34) <0.001
Acute kidney injury on CRRT 5.13 (2.57-10.21) <0.001
  1. OR: odds ratio; CI: confidence interval; CRF: chronic renal failure; EF: ejection fraction; CPB: cardiopulmonary bypass; CRRT: continuous renal replacement therapy.