Fig. 1From: Comparison of occlusal caries detection using the ICDAS criteria on extracted teeth or their photographsBland-Altman plot of ICDAS scores of extracted teeth versus their photographs (a) and ICDAS scores of photographs versus the histological reference standard (b) showing the variation between observers (initials as given in the text). The lines show the upper and lower limits of the 95 % CI per observerBack to article page