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Table 3 Summary of CGG distribution across gender in the three categories (normal, gray zone, premutation)

From: FMR1 CGG allele size and prevalence ascertained through newborn screening in the United States

Gender

N

Mean

SD

Median

Normal

    

   F

13,502a

29

4

30

   M

7,208

29

4

29

Gray

    

   F

105

48

3

47

   M

65

48

3

48

Pre

    

   F

33

70

21

60

   M

17

70

17

68

  1. aBoth alleles from normal female subjects are included. F, female; M, male.