Table 5. Results of multivariable logistic regression analysis for independent predictors of AKI after OPCAB.
| Variables | OR | 95% CI | P | |
|---|---|---|---|---|
| Lower | Upper | |||
| Age | 1.02 | 1.01 | 1.03 | 0.001 |
| BMI >25 | 1.48 | 1.26 | 1.73 | <0.001 |
| Diabetes | 1.36 | 1.17 | 1.58 | <0.001 |
| Prior MI | 1.36 | 1.11 | 1.66 | 0.003 |
| SBP ≥140 mmHg | 1.33 | 1.13 | 1.56 | <0.001 |
| LVEF <40% | 1.97 | 1.34 | 2.91 | 0.001 |
| Baseline Ccr <80 mL/min | 0.69 | 0.58 | 0.83 | <0.001 |
| Preoperative Hct <40% | 1.56 | 1.33 | 1.83 | <0.001 |
| UDPB class 3–4 bleeding | 1.67 | 1.32 | 2.10 | <0.001 |
The AUC of this regression model was 0.76 (95%: 0.83–0.78). BMI, body mass index; MI, myocardial infarction; SBP, systolic blood pressure; LVEF, left ventricular ejection fraction; Ccr, creatinine clearance rate; Hct, haematocrit.