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Box-and-whisker plots of discrepancies between planned and actual bracket positions for the three tooth types in six dimensions. The centerline denotes the median. The upper and lower borders of the box represent the third and the first quartile, respectively. The vertical lines mark the third quartile plus 1.5 times the interquartile range and the first quartile minus 1.5 times the interquartile range, respectively. Values beyond these bounds are outliers.
