Fig. 1

Influence of CYP2D6 genotype on DIEPSS score. The box plot shows minimum, first quartile, median, third quartile, and maximum. The central rectangle spans the first quartile to the third quartile (the interquartile range). An outlier between 1.5 and 3 times the interquartile range is shown as an open circle. Statistical analysis was performed using the Mann–Whitney U test