Fig. 3
From: Image quality and pathology assessment in CT Urography: when is the low-dose series sufficient?
Distribution of number of certainty scores (annotation above each bar) allocated to each criterion assessed by readers in a Computed Tomography Urography (CTU) protocol. The scores 1 and 5 were grouped for high certainty, scores 2 and 4 for medium certainty and a score of 3 for low certainty. Significance values are presented in supplementary data (Additional file 2: Table S2)