Taking the average Caucasian frequencies of DGI recently reported [49] for CYP2C19 (IM 26.9% and PM 2.6%) into consideration further suggests that a significant proportion of the Danish population, and persons with diabetes using clopidogrel, will have DGI for which actions in principle should be taken regarding dose adjustments corresponding to 37,600 and 6415, respectively (calculation based on data from Table 2). Here, CYP2C19 is linked to diabetes mellitus.