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Threshold effect analysis of NLR on mortality after surgery using piecewise linear regression.
| The optimal threshold of NLR | Odds ratioa (95% CI) | P-value |
|---|---|---|
| ≤ 3.6 | 1.42 (0.88, 2.32) | 0.100 |
| >3.6 | 2.46 (2.05, 2.94) | < 0.001 |
aAdjusted: age, ASA-PS score, emergency surgery, surgical subspecialty, preoperative anemia, preoperative creatinine increase, intraoperative hypotension, intraoperative transfusion, intraoperative mean heart rate.
