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Table 3 Receiver operating characteristic analysis for the three intraoperative predictors of hyperlactatemia

From: Hyperlactatemia during cardiopulmonary bypass: determinants and impact on postoperative outcome

Factor AUC 95% CI p value Cutoff value Sensitivity Specificity
Lowest Do2 on CPB 0.70 0.55–0.81 0.001 Undetectable - -
Peak blood glucose on CPB 0.91 0.86–0.96 0.001 160 mg/dl 84% 83%
CPB duration 0.80 0.68–0.89 0.001 96 minutes 74% 80%
  1. AUC, area under the curve; CI, confidence interval; CPB, cardiopulmonary bypass; Do2, oxygen delivery.