Table 1

Clinical characteristic, age and gender distribution in patients with BD and patients with VKH

Extraocular findings	Total	%
Patients with BD	809
Mean age±SD	32.1±12.7
Male	678	83.8
Female	131	16.2
Uveitis	809	100
Oral ulcer	809	100
Genital ulcer	325	40.2
Skin lesions	458	56.6
Arthritis	176	21.8
Positive pathergy test	198	24.5
Patients with VKH	613
Mean age±SD	33.2±8.9
Male	326	53.2
Female	287	46.8
Uveitis	613	100
Headache	309	50.4
Tinnitus	248	40.5
Vitiligo	170	27.7
Alopecia and poliosis	273	44.5
Controls	1132
Mean age±SD	35.1±11.8	54.7
Male	619	45.3
Female	513

BD, Behçet's disease; VKH, Vogt–Koyanagi–Harada.