Review Article
Evaluation of Mobile Phone and Cordless Phone Use and Glioma Risk Using the Bradford Hill Viewpoints from 1965 on Association or Causation
Table 7
Specificity. Odds ratio (OR) and 95% confidence interval (CI) for glioma ( = 1,379) and meningioma cases ( = 1,624) as the reference entity. Numbers of exposed cases (Ca) and controls (Co) are given. Adjustment was made for age at diagnosis, gender, socioeconomic index (SEI), and year for diagnosis [38].
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