Table 5 Birth rank (%).

From: Schizophrenia risk factors in exceptional achievers: a re-analysis of a 60-year-old database

Birth Rank

Achievers

Achievers’ Families

General Population

1

48.15

43.51

30.37

2

25.69

28.55

23.58

3

14.1

14.63

16.09

4

6.15

6.89

10.68

5

3.28

3.2

7.07

6

1.18

1.65

4.74

7

0.77

0.81

3.16

8

0.26

0.43

2.10

≥ 9

0.41

0.34

2.22

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