You are viewing the site in preview mode

Skip to main content

Advertisement

Table 4 Diagnostic performance of volume measurements for assessing overall treatment failure using MRI before treatment, at first BCT and final BCT

From: Consecutive magnetic resonance imaging during brachytherapy for cervical carcinoma: predictive value of volume measurements with respect to persistent disease and prognosis

Evaluation AUC; Significance Interclass coefficient (average) Cut-off
Observer 1 Observer 2
Absolute volume analysis (n:35)
 (a) MRI before treatment 0.56 (0.37–0.75); - 0.57 (0.38–0.76); - 0.98 (0.96–0.99) 28,6 cm3
 (b) MRI at the first BCT 0.82 (0.69–0.96); p < 0.01 0.78 (0.63–0.93); p = 0.02 0.95 (0.91–0.98) 7,7 cm3
 (c) MRI at the final BCT 0.81 (0.67–0.96); p < 0.01 0.79 (0.63–0.95); p = 0.03 0.94 (0.89–0.97) 2,8 cm3
Volume regression analysis (n:35)
 First BCT MRI/MRI before treatment 0.87 (0.75–0.99); p < 0.01 0.78 (0.72–1.00); p = 0.11 0.94 (0.87–0.97) 72 %
 Final BCT MRI/MRI before treatment 0.84 (0.69–0.89); p = 0.02 0.79 (0.63–0.95); p = 0.10 0.97 (0.95–0.99) 89 %
  1. AUC are given with the corresponding 95 % confidence intervals