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EMF Study
(Database last updated on Mar 27, 2024)

ID Number 513
Study Type Epidemiology
Model 60 Hz ELF exposure (from occupational sources and electric blankets) and analysis of cancer in adults and children
Details

Men in LA county with gliomas and meningiomas diagnosed between 1980-1984 were assessed for correlations with occupational electrical and magnetic field exposure by job history. The authors report a slight correlation with glioma of 1.8; 95% CI of 0.7 - 4.8 (but not meningiomas)in occupations likely to involve exposure to electromagnetic fields - mainly electricians and electrical engineers. Statistically significant correlations were also reported for head trauma + meningioma as well as dental X-rays + glioma and meningioma. In a subsequent study, children (under age 20, n=298) with brain tumor were evaluated for residential magnetic field levels (from nearby power lines, appliances, water bed heaters, electric blankets, etc) that were assessed using both wiring configurations outside, exterior measurements, and some 24-hour interior measurements. The authors reported no statistically significant correlation. In prior studies of electric blanket use, cases of myelogenous leukemia (n = 116) were evaluated. The authors report no statistically significant association with electric blanket use. They further estimated that electric blanket use increases an individual's magnetic field exposure by ~2 fold.

Findings No Effects
Status Completed With Publication
Principal Investigator UCLA, Los Angeles CA, USA
Funding Agency NIH, USA
Country UNITED STATES
References
  • Preston-Martin, S et al. Am J Epidemiol, (1996) 143:1116-1122
  • Preston-Martin, S et al. Am J Epidemiol, (1996) 143:105-119
  • Poole, C Am J Epidemiol, (1996) 143:129-136
  • Preston-Martin, S et al. Cancer Research, (1989) 49:6137-6143
  • Preston-Martin, S et al. Bioelectromagnetics, (1988) 9:207-213
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