[Follow-up of newly diagnosed patients with diabetes in the Prague population. I. Incidence of diabetes and disorders of glucose tolerance, methods of detection, complications].

The authors followed up the incidence of new cases of diabetes in nine Prague diabetological clinics, the way of manifestation of diabetes and its detection, age dependence, seasonal character and incidence of complications. The incidence of type 2 diabetes was 269, of type 1 2.3 and impaired glucose tolerance 27 per 100,000 population. In 76% diabetes was detected accidentally, most frequently by the health community doctor or factory medical officer; 65% of the diabetes were older than 60 years. 51% suffered from hypertension and in 0.9% of type 2 diabetics retinopathy was found.