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Table 2 Presentation of the entire data in total numbers and corresponding percentages

From: Prevalence of low alkaline phosphatase activity in laboratory assessment: Is hypophosphatasia an underdiagnosed disease?

 

Total number of ALP activity measurements

Number of ALP activity < 30 U/L

Percentage of ALP activity < 30 U/L (%)

Total number of PLP measurement in the group of ALP activity < 30 U/L

Percentage of measured PLP values in the group of ALP activity < 30 U/L (%)

Total number of elevated PLP in the group of ALP activity < 30 U/L

Percentage of elevated PLP in the group of ALP activity < 30 U/L (%)

Estimated prevalence of ALP activity < 30 U/L and elevated PLP*

All

6.918.126

585.287

8.46

3.447

0.59

210

6.09

0.52% (1/194)

Men

3.302.192

275.402

8.34

1.643

0.60

110

6.69

0.56% (1/179)

Women

3.615.934

309.885

8.57

1.804

0.58

100

5.54

0.48% (1/210)

  1. To calculate the estimated prevalence, the following formula was used * (number of ALP activity < 30 U/L) × (percentage of elevated PLP)/total number of ALP activity measurement
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Orphanet Journal of Rare Diseases

ISSN: 1750-1172