Fig. 3From: Health-related quality of life in a european sample of adults with early-treated classical PKUAssociations between the overall impact of PKU and executive functions and the depression score in the Swiss subsample (n = 30). The blue line represents the correlation coefficient with 95% CI in grey. Results remained the same when the outlier (BDI-II score of 24) was excluded. p = significance value, rs = Spearman’s correlation coefficientBack to article page