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Table 5 Comparison of SVM, LRA, ANN and APACHE II score for predicting MOF

From: Development and validation of three machine-learning models for predicting multiple organ failure in moderately severe and severe acute pancreatitis

Variable

SVM (95% CI)

LRA (95% CI)

ANN (95% CI)

APACHE II score (95% CI)

P value

SEN

75.00%(63.16–84.13%)

79.17%(67.67–87.50%)

86.11%(75.48–92.78%)

80.56%(69.20–88.59%)

0.413

SPE

81.68%(75.30–86.75%)b, c

77.49%(70.78–83.07%)

65.45%(58.19–72.07%)a

65.45%(58.19–72.07%)a

< 0.001

FPR

18.32%(12.84–23.81%)b, c

22.51%(16.59–28.43%)

34.55%(27.79–41.31%)a

34.55%(27.79–41.31%)a

< 0.001

FNR

25.00%(15.00–35.00%)

20.83%(11.45–32.21%)

13.89%(5.90–21.88%)

19.44%(10.30–28.58%)

0.413

PPV

60.67%(49.72–70.69%)c

57.00%(46.72–66.73%)

48.44%(39.58–57.39%)

46.77%(37.83–55.92%)

0.129

NPV

89.66%(83.91–93.58%)

90.80%(85.01–94.58%)

92.59%(86.45–96.16%)

89.93%(83.38–94.18%)

0.827

Accuracy

79.85%(74.10–83.80%)b, c

77.95%(72.94–82.96%)

71.10%(65.62–76.58%)

69.58%(64.02–75.14%)a

0.014

AUC

0.840 (0.783–0.896)

0.832 (0.773–0.890)

0.834 (0.777–0.890)

0.814 (0.759–0.869)

  1. aCompared with LRA, P < 0.05
  2. bCompared with ANN, P < 0.05
  3. cCompared with APACHE II score, P < 0.05
  4. P value denoted the overall statistical result for the three models and APACHE II score
  5. Entries in boldface showed significant difference