Exposure to electromagnetic fields and risk of leukemia

Using the data from a case-control study performed in 958 age, sex and place of residence matched pairs of adult inhabitants of Polish towns, the risk of leukemia related to work in electromagnetic fields. Information concerning exposure to electromagnetic fields for 958 cases and corresponding number of nonionizing electromagnetic fields were mainly: short-wave diathermy, heat sealer, capacitor discharge welder and induction welder. For workers exposed to electromagnetic fields, the odds ratio (OR) was not significantly elevated all leukemias (p greater than 0.05).