Table 3. Results of Multiple Logistic Regression Analysis (Propensity Score-based Analysis) with Acute Kidney Injury Incidence as the Dependent Variable (n = 1304).
| Independent variable | Odds ratio | 95% CI | P value |
|---|---|---|---|
| Total infused HES (reference: 0 ml) | 0.94 | ||
| 1–999 ml* | - | - | - |
| ≥ 1000 ml | 1.19 | 0.47–3.01 | 0.72 |
| ASA–PS classification (reference: 1) | 0.001 | ||
| 2 | 3.61 | 0.48–27.36 | 0.21 |
| ≥ 3 | 12.89 | 1.63–102.06 | 0.02 |
| Surgery (emergency) | 3.25 | 1.31–8.05 | 0.01 |
| Use of non-steroidal anti-inflammatory drugs during surgery | 0.50 | 0.17–1.46 | 0.20 |
| Total albumin infusion (ml) | 1.001 | 1.001–1.002 | 0.001 |
CI: confidence interval, HES: hydroxyethyl starch, ASA-PS: American Society of Anesthesiologists Physical Status.*There were no patients with acute kidney injury in this category.