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Table 5 Diagnostic accuracy of 4 MR variables to identify active and severe diseases on ileocolonoscopy per intestinal segment

From: Can the simplified magnetic resonance index of activity be used to evaluate the degree of activity in Crohn's disease?

variables

AUC

 95%

Sensitivity(%)

Specificity(%)

P Value

Active

Wall thickness

0.83

0.80–0.87

88.24

78.54

 < 0.0001

Edema

0.85

0.81–0.89

84.31

86.21

 < 0.0001

Fat stranding

0.60

0.54–0.66

22.06

99.23

 < 0.0001

Ulcers

0.69

0.63–0.73

37.75

99.62

 < 0.0001

Severe disease

Edema

0.60

0.51–0.68

100

20.25

0.043

Fat stranding

0.75

0.66–0.84

60.87

89.24

 < 0.0001

Ulcers

0.82

0.75–0.89

86.96

76.58

 < 0.0001