Increase in the incidence of type 1 diabetes mellitus in children in three cities in Poland, 1987-1999.

The aim of this study was to evaluate the trends in the incidence of type 1 diabetes mellitus (DM) in children aged 0-14 years between 1987 and 1999 in three cities in Poland. The study area comprised the provinces of Cracow and Wroclaw and the city of Warsaw. The data were collected prospectively on the basis of the register within the framework of the EURODIAB study up till 1997 and then within the project of the Ministry of Health.

[Polish multicenter study on diabetes type I incidence in he age group 0-14 between 1998 and 1999].

The increase in diabetes type 1 incidence observed in various centers in Poland and the need for a centralized study covering large population have resulted in the construction of a standardized registry of type 1 diabetes in 1998 within the Polish Multicenter Study in Diabetes Epidemiology. The aim of the study was to present the incidence rates of type 1 diabetes in the age group 0-14 in 7 distinct regions of Poland (Krakow, Wroclaw, Warsaw, Bialystok, Poznan, Rzeszow and Olsztyn centers) with over 30% of the Polish population at risk in 1998 and 1999. The data for the standardized registry were obtained prospectively from paediatric hospital wards and diabetes outpatient units.