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Table 4 Model performance

From: A multicenter mixed-effects model for inference and prediction of 72-h return visits to the emergency department for adult patients with trauma-related diagnoses

Specificity (%)

Predicted probability threshold

Sensitivity (%)

PPV

NNE

Risk Strata

95

0.0844

24.7 (24.4, 25.1)

15.9 (15.6, 16.1)

7

High

90

0.0604

36.3 (35.9, 36.7)

12.2 (12.0, 12.3)

9

85

0.0489

44.5 (44.1, 44.9)

10.2 (10.0, 10.3)

10

Moderate

80

0.0417

50.9 (50.5, 51.3)

8.9 (8.8, 9.0)

12

75

0.0368

56.2 (55.8, 56.6)

7.9 (7.8, 8.0)

13

Low

70

0.0333

60.9 (60.5, 61.3)

7.2 (7.1, 7.3)

14

65

0.0307

65.1 (64.7, 65.5)

6.6 (6.6, 6.7)

16

60

0.0286

69.0 (68.7, 69.4)

6.2 (6.1, 6.2)

17

55

0.0268

72.7 (72.4, 73.1)

5.8 (5.8, 5.9)

18