Type 2 diabetes is a disease with an increasing incidence. Lifestyle education has an important place in preventing diabetes and shifting its onset forward. Aim: The purpose of this study was to determine the costeffectiveness and effect of web-based and individualized education providedto classroom teachers on diabetes risk prevention. Methodology: The study conducted as randomized controlled study. The sample consisted of 53 classroom teachers, divided into 27 teachers who received web-based education and 26 teachers who received individualized education.The data collection tools comprised of information forms, the Finnish Diabetes Risk Score, and a record book that detailed the expenditures for the groups. Results: The FINDRISC for the web-based education group was 16.48±1.57 before the education program and 13.40±2.002 (p<0.05) after the education program, whereas the same scores for the individualized education group were 16.34±1.29 before the education program and 13.65±2.38 (p<0.05) after the education program. T The average cost of the education program for each classroom teacher was 43.66±3.36 TL (€17) for the web-based education group and 85.33±11.31 TL (€34) for the individualized education group (p<0.05). Conclusions: It was determined that both educational methods were effective in preventing the risk of type 2 diabetes, but that web-based education was more costeffective.

Keywords : Diabetes Mellitus Type 2, Health Education, Risk Reduction Behavior, Cost