Fig. 1.
Mosaic plot of the association of diagnoses with geographical region. The height of the boxes in a row represents the proportion of a particular diagnosis. The widths of two boxes in a row represent the proportions of individuals with a particular diagnosis in each of the two geographic areas; i.e. the North American (left) and the European sample (right). Significance disappeared after exclusion of fOTC-D, particularly asfOTC-D (for details see text).