Very interesting!No a high proportion of sufferers are diabetic but it is not exlusive to diabetics.
".NLD usually occurs more often in people with diabetes, in people with a family history of diabetes or a tendency to get diabetes. Still, the exact cause of NLD in not known. A similar condition that is often confused with NLD is granuloma annulare. Similar to the association of NLD and diabetes, it appears that a high percentage of persons with disseminated granuloma annulare have diabetes mellitus."