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Table 4 Diagnostic accuracy assessed by area under the curve (AUC) for the whole sample and considering only small lesions (< 3.0 cm)

From: What is the impact of dynamic contrast-enhancement sequence in the Vesical Imaging, Reporting and Data System (VI-RADS)? A subgroup analysis

  Reader 1 Reader 2 p-value
R1 x R2
Small
Lesions
p-value
R1 x R2
All
Lesions
Small lesions
(n = 25)
All cases
(n -50)
Small lesions
(n = 25)
All cases
(n = 50)
bpVI-RADS 0.747 +/− 0.12
(0.50–0.99)
0.879+/−0.05
(0.78–0.95)
0.800 +/−  0.11
(0.57–1.0)
0.916 +/−  0.04 (0.85–0.99) 0.04 0.07
mpVI-RADS 0.795 +/−  0.11 (0.57–1.0) 0.885 +/−  0.04 (0.79–0.98) 0.800 +/−  0.11
(0.57–1.0)
0.924 +/−  0.04 (0.84–0.99) 0.56 0.24
Intra-reader
p-value*
0.23 0.57 0.18 0.24   
  1. bpVI-RADS - biparametric VI-RADS - Analysis without post-contrast sequences
  2. mpVI-RADS - multiparametric VI-RADS - Analysis with post-contrast sequences