Table 1. Clinical features of patients and controls enrolled in the present study.

Clinical features	Total	%
VKH syndrome	1243
Mean age (years ± SD)	39.0 ± 13.8
Male	685	55.1
Female	558	44.9
Uveitis	1243	100
Headache	530	42.6
Scalp allergy	191	15.4
Tinnitus	554	44.6
Dysacusia	406	32.7
Alopecia	476	38.3
Poliosis	447	36.0
Vitiligo	217	17.5
Behcet’s disease	377
Mean age (years ± SD)	33.1 ± 8.3
Male	329
Female	48
Uveitis	377	100
Oral ulcer	377	100
Skin lesions	268	71.1
Genital ulcer	198	52.5
Arthritis	61	16.2
Positive pathergy test	78	20.7
Controls	2291
Mean age (years ± SD)	39.5 ± 10.9
Male	1291	56.4
Female	1000	43.6