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Results of the univariate analysis to identify variables significantly associated with AKI (P < 0.05) in this study
| Variables | Odds ratio | 95% Confidence interval |
|---|---|---|
| Urine NGAL 12 h |
1.013 |
1.001–1.025 |
| Urine NGAL 48 h |
1.007 |
1.001–1.013 |
| Surgery duration (h) | 1.969 | 1.018–3.811 |
