Fig. 1From: Clinical effects with customized brackets and CAD/CAM technology: a prospective controlled studyDistribution of treatment time (a), and the number of brackets lost (b), brackets repositioned (c), archwires used (d), archwire bends (e), and appointments (f) in groups 1 and 2. Pairwise comparisons were done using the Mann–Whitney U test and their test statistics (n.s., not significant; *, p < 0.05; ***, p < 0.001)Back to article page