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Table 4 Variable importance and performance metrics for predicting morbidity using the Random Forest Model

From: Prognostic factors in patients with gastrointestinal perforation under the acute care surgery model : a retrospective cohort study

Metric

p-SOFA

p-alb

p-BT

Extent of peritoneal contamination

i-SOFA

Importance (%)

39.97

37.28

15.9

6.46

0.4

Accuracy (%)

78.5

N/A

N/A

N/A

N/A

ROC-AUC

0.84

N/A

N/A

N/A

N/A

Precision (Class 0)

0.87

N/A

N/A

N/A

N/A

Precision (Class 1)

0.68

N/A

N/A

N/A

N/A

Recall (Class 0)

0.9

N/A

N/A

N/A

N/A

Recall (Class 1)

0.72

N/A

N/A

N/A

N/A

F1-score (Class 0)

0.88

N/A

N/A

N/A

N/A

F1-score (Class 1)

0.7

N/A

N/A

N/A

N/A

  1. SOFA = sequential organ failure assessment; p-alb = postoperative serum albumin levels; p-BT = postoperative body temperature
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BMC Surgery

ISSN: 1471-2482

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