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Table 1 Characterization of the studied subjects according to group assignment

From: Nystagmus as an early ocular alteration in Machado-Joseph disease (MJD/SCA3)

  

N

Group 1

N

Group 2

N

Group 3

 

Gender

68

33♀|35♂

48

29♀|19♂

42

26♀|17♂

 

Age

68

48 ± 15 [16–82]

48

30 ± 9 [18–59]

42

36 ± 12 [18–60]

CAG repeats

Normal allele

60

20 ± 5 [13–28]

44

22 ± 5 [13–27]

42

17 ± 4 [13–27]

23 ± 4 [13–31]

Expanded allele

64

71 ± 4 [61–80]

46

71 ± 4 [63–80]

   
  1. All variables were presented as mean ± standard deviation [range]. Gender was represented as ♀ for female and ♂ for male.