The mean T1DM incidence among children in age group 10-14 is also growing: 8,7 (95% CI 5,8-11,6), 8,4 (95% CI 6,4-10,4), 18,8 (95% CI 10,1-26,6) . The age group of 10-14 years has the highest levels of T1DM incidence in 1980-1989 study periods among other age groups only.