these autoantibodies were found in 7 % of a normal population , in 9 % of patients with various non-autoimmune diseases , and in 11-16 % of groups who either had or were at risk for autoimmune diseases : patients with iddm , vitiligo , alopecia areata , idiopathic hypoparathyroidism , addison 's disease , and first-degree relatives of iddm patients .
C0004364
autoimmune diseases
C0011854
iddm