[Iodine prophylaxis in children population on the Wielkopolska Region area from year 1992 to 2005].

Introduction: The aim of the study was to evaluate of efficiency of iodine prophylaxis based on obligatory model of salt iodization.

Material And Methods: The study included 1444 children from the rural and urban area, with the proportional sex and age (8-12 years) distribution--432 children in 1992 (before salt iodization), 558 children in 2000 and 454 children in 2005 (during salt iodization from 1996).

Results: The prevalence of goiter detected in children population in 1992 was 40% (recount by current criteria), in 2005 was reduced to 6% (p < 0.