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 2
Strength. Numbers of cases (Ca), controls (Co), and odds ratio (OR) with 95% confidence interval (CI) for glioma in case-control studies in the highest category of cumulative use in hours for mobile phone use.
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Based on Interphone [2], Coureau et al. [39], and Hardell and Carlberg [38]. 896 h used for Coureau et al. Random-effects model used for all meta-analyses, based on test for heterogeneity in the overall group (“all mobile”). |