Table 3.
Univariate logistic analysis of risk factors for cardiac surgery-associated acute kidney injury
| OR (95% CI) | P value | |
| Gender (male/female) | 1.524 (1.219 to 1.905) | <0.001 |
| Age (1 year added) | 1.022 (1.013 to 1.032) | <0.001 |
| Overweight | 1.403 (1.100 to 1.790) | 0.006 |
| Hypertension | 1.197 (0.959 to 1.495) | 0.113 |
| Diabetes | 1.353 (1.011 to 1.811) | 0.042 |
| Glycosylated haemoglobin | 1.208 (0.779 to 1.983) | 0.365 |
| Coronary angiography | 1.29 (1.039 to 1.602) | 0.021 |
| New York Heart Association grade >II | 1.375 (1.043 to 1.812) | 0.024 |
| Preoperative estimated glomerular filtration rate (<60 mL/(min/1.73 m2)) | 2.016 (1.379 to 2.949) | <0.001 |
| Albuminuria | 1.394 (1.024 to 2.203) | 0.020 |
| Hyperuricaemia | 1.696 (1.275 to 2.022) | <0.001 |
| Hyperlipidaemia | 1.257 (0.896 to 1.636) | 0.098 |
| High-risk surgery | 2.065 (1.538 to 2.772) | <0.001 |
| Cardiopulmonary bypass time (1 min added) | 1.01 (1.007 to 1.014) | <0.001 |
| Aortic occlusion time (1 min added) | 1.015 (1.010 to 1.020) | <0.001 |
| Nephrotoxic drugs | 1.368 (0.889 to 1.958) | 0.064 |
| Low cardiac output syndrome | 2.241 (1.183 to 3.576) | <0.001 |