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Associations between high vitamin B12 and postoperative AKI in the entire study population and in PS-matched patients
| β | OR | 95% CI | P value | |
| Entire patient population (n=479) | ||||
| High vitamin B12 (vs normal vitamin B12) adjusted for PS | 0.750 | 2.117 | 1.099 to 4.076 | 0.025 |
| PS-matched patients (n=198) | ||||
| High vitamin B12 (vs normal vitamin B12) adjusted for PS | 1.060 | 2.888 | 1.320 to 6.315 | 0.008 |
AKI, acute kidney injury; PS, propensity score.
