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Table 4 Prognostic performance of binary logistic regression models to predict 28 day mortality

From: Role of serial lactate measurement to predict 28-day mortality in patients undergoing emergency laparotomy for perforation peritonitis: prospective observational study

ParametersAUROC (95% CI)Hosmer-Lemeshow goodness-of-fitAIC
MPI + preoperative lactate0.91 (0.85–0.98)X2 = 4.20
p = 0.84
66.98
MPI +  24-h lactate0.99 (0.98–1.00)X2 = 4.25
p = 0.8
25.54
  1. MPI Mannheim Peritonitis Index, AUROC Area Under Receiver Operating Characteristics Curve, 95% CI 95% confidence interval, AIC Akaike information criteria