Table 3.
Independent Predictors of CIN With Persistent Renal Dysfunction: Multivariate Logistic Regression Analysis
| Univariate Analysis | Multivariate Analysis | |||||
|---|---|---|---|---|---|---|
| OR | 95% CI | P Value | OR | 95% CI | P Value | |
| CIN risk group | ||||||
| Low and moderate risk | 1.00 | Reference | N/A | 1.00 | Reference | N/A |
| High and very high risk | 3.78 | 2.26–6.32 | <0.001 | 3.35 | 1.89‐5.92 | <0.001 |
| Hypertension | 2.47 | 1.46–4.20 | 0.001 | 2.21 | 1.23‐3.99 | 0.008 |
| SCr >1.5 mg/dL | 3.44 | 1.85‐6.39 | <0.001 | |||
| Anemia | 2.51 | 1.49–4.22 | 0.001 | |||
| IABP | 2.41 | 1.09–5.31 | 0.029 | |||
| LVEF <40% | 2.31 | 1.35–3.95 | 0.002 | |||
| Age >75 years | 2.09 | 1.20–3.66 | 0.009 | |||
| Female gender | 2.00 | 1.21–3.30 | 0.007 | |||
| Contrast volume >300 mL | 1.80 | 1.03–3.17 | 0.041 | |||
Abbreviations: Anemia is defined as hemoglobin < 13 g/dL for males and < 12 g/dl for females. CI, confidence interval; CIN, contrast‐induced nephropathy, IABP, intra‐aortic balloon pump; LVEF, left ventricular ejection fraction; N/A, not available; OR, odds ratio; SCr, serum creatinine level.