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Table 4 Comparison of models in predicting the ICU mortality of sepsis

From: Development and validation of a score to predict mortality in ICU patients with sepsis: a multicenter retrospective study

  Predictive model AUC P value HL Chi-square P value IDI P value
Midwest development cohort POSMI 0.831 (0.813–0.850)   10.963 0.2038   
  SOFA 0.728 (0.703–0.754)  < 0.001    0.102 (0.082–0.123)  < 0.001
  APACHE IV 0.773 (0.752–0.795)  < 0.001    0.081 (0.060–0.102)  < 0.001
West validation cohort POSMI 0.829 (0.809–0.049)   3.0918 0.9285   
  SOFA 0.741 (0.716–0.766)  < 0.001    0.108 (0.085–0.131)  < 0.001
  APACHE IV 0.763 (0.740–0.786)  < 0.001    0.095 (0.073–0.117)  < 0.001
South validation cohort A-SIMP 0.825 (0.805–0.845)   10.888 0.2081   
  SOFA 0.736 (0.740–0.786)  < 0.001    0.084 (0.062–0.105)  < 0.001
  APACH IV 0.758 (0.734–0.782)  < 0.001    0.077 (0.057–0.098)  < 0.001
Wenzhou validation cohort POSMI 0.798 (0.769–0.826)   13.135 0.1073   
  SOFA 0.747 (0.714–0.780) 0.005    0.042 (0.014–0.069) 0.003
  APACHE IV 0.777 (0.747–0.807) 0.208    0.035 (0.001–0.060) 0.007
  1. AUC area under curve, IDI integrated discrimination improvement, HL Hosmer–Lemeshow