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Table 2 Comparison of clinical features of vitiligo patients with and without anti-thyroid peroxidase antibody

From: Anti-thyroid peroxidase antibody and vitiligo: a controlled study

Clinical features No. (%) with autoantibodies (17 patients) No. (%) without autoantibodies (77 patients)
Mean age +/- SD, yr 26.47 +/-11.52 29.16 +/- 16.18
Gender   
   Male 5 (10.4) 43 (89.6)
   Female* 12 (26.1) 34 (73.9)
Age (year)   
=>17 4 (18.2) 18 (81.8)
18–25* 5 (20.8) 19 (79.2)
26–35* 5 (18.5) 22 (81.5)
=<36 3 (14.3) 18 (85.7)
Mean onset age +/- SD,yr 19.59 +/- 9.5 23.59 +/-16.36
Mean duration +/- SD,yr 6.88 +/- 9.9 5.62 +/- 6.98
Extent (%)   
<20 12 (17) 58 (83)
20–50 5 (25) 15 (75)
>50 0 3 (100)
Type of vitiligo   
   Generalized 13 (20.6) 50 (79.4)
   Non-generalized 4 (12.9) 27 (87.1)
  1. *Difference significant compared with the control group (pv < 0.05)