Retrospective Study
Copyright ©The Author(s) 2020.
World J Gastroenterol. Oct 21, 2020; 26(39): 6057-6073
Published online Oct 21, 2020. doi: 10.3748/wjg.v26.i39.6057
Table 4 Receiver operating characteristic analysis results for the parameters for differentiating inactive Crohn’s disease from active Crohn’s disease
Parameter
AUC (CI)
Threshold
Sensitivity (CI)
Specificity (CI)
PPV (CI)
NPV (CI)
LR+ (CI)
LR- (CI)
Ktrans (min -1)0.76 (0.61-0.91)0.030.83 (0.66-0.93)0.69 (0.39-0.90)0.88 (0.71-0.96)0.6 (0.33-0.83)2.69 (1.18-6.17)0.25 (0.11-0.55)
Kep (min -1)0.68 (0.50-0.85)0.190.69 (0.51-0.83)0.69 (0.39-0.90)0.86 (0.66-0.95)0.45 (0.24-0.68)2.23 (0.96-5.19)0.45 (0.26-0.79)
Ve0.78 (0.60-0.96)0.290.83 (0.66-0.93)0.85 (0.54-0.97)0.94 (0.77-0.99)0.65 (0.39-0.85)5.39 (1.49-19.44)0.20 (0.10-0.43)
ADC (× 10-3 mm2/s)0.89 (0.78-1.00)1.60.91 (0.76-0.98)0.77 (0.46-0.94)0.91 (0.76-0.98)0.77 (0.46-0.94)3.96 (1.46-10.74)0.11 (0.04-0.34)
MaRIA0.91 (0.82-1.00)7.20.89 (0.72-0.96)0.85 (0.54-0.97)0.94 (0.78-0.99)0.73 (0.45-0.91)5.76 (1.60-20.71)0.14 (0.05-0.35)
Ktrans + Kep + Ve0.80 (0.62-0.98)-0.89 (0.72-0.96)0.85 (0.54-0.97)0.94 (0.78-0.99)0.73 (0.45-0.91)5.76 (1.60-20.71)0.14 (0.05-0.35)
Ktrans + Kep + Ve + ADC0.95 (0.85-1.00)-0.97 (0.83-1.00)0.92 (0.62-1.00)0.97 (0.83-1.00)0.92 (0.62-1.00)12.63 (1.92-83.09)0.03 (0.00-0.22)