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Table 4 The frequency of positive ANA among the different age groups.

From: Evaluation of the profile of alopecia areata and the prevalence of thyroid function test abnormalities and serum autoantibodies in Iranian patients

ANA/Age group

Positive

Negative

 

n

%

n

%

5–14

0

0

18

16.2

15–24

1

0.9

49

44.1

25–34

0

0

26

23.4

35–44

0

0

13

11.8

>44

1

0.9

3

2.7

Total

2

1.8

109

98.2