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Table 3 The number of significant associations of tag blood group antigens with continuous and categorical ordered phenotypes by category

From: A phenome-wide association study of ABO blood groups

Continuous and categorical ordered category

Total number

Number significant by blood group antigen

A1

A2

B

O

Blood count

31

17

6

16

14

Blood biochemistry

30

19

1

8

18

Physical measures

161

35

0

9

22

Respiratory

4

1

0

0

0

Other categories*

107

1

0

0

0

  1. *Other categories include circulatory, endocrine, gynecologic and obstetric, neoplasms, mental health, and sense organs