Fig. 3From: Prevalence of low alkaline phosphatase activity in laboratory assessment: Is hypophosphatasia an underdiagnosed disease?Prevalence of low ALP activity in the general population. Values of ALP activity in 6.918.126 subjects including 3.302.192 male and 3.615.934 female subjects. Percentage contains the first determined ALP value of each subject. All subjects are > 18 years of ageBack to article page