BioMed Research International / 2017 / Article / Tab 3

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 3

Consistency. Numbers of cases (Ca), controls (Co), and odds ratio (OR) with 95% confidence interval (CI) for glioma and latency in three different case-control studies, Interphone 2010 (mobile phone) [2], Coureau et al. 2014 (mobile phone) [39], and Hardell and Carlberg 2015 (wireless phones) [38].

Interphone
Appendix
Coureau et al.
2014
Hardell and Carlberg
2015
Meta-analysis
Ca/CoOR
(95% CI)
Ca/CoOR
(95% CI)
Ca/CoOR
(95% CI)
Ca/CoOR
(95% CI)

Unexposed93/159(1.0)
107/219(1.0)
306/1,058(1.0)
506/1,436(1.0)
Latency
2–4 years460/4511.68
(1.16–2.41)
49/1220.88
(0.56–1.39)
215/5751.17
(0.95–1.44)
724/1,1481.22
(0.90–1.66)
5–9 years468/4911.54
(1.06–2.22)
66/1111.34
(0.87–2.06)
339/7991.27
(1.05–1.54)
873/1,4011.33
(1.13–1.55)
10+ years190/1502.18
(1.43–3.31)
22/311.61
(0.85–3.09)
520/1,0981.39
(1.15–1.67)
732/1,2791.62
(1.20–2.19)

Unexposed Interphone Appendix : latency 1–1.9 years; unexposed in Coureau et al.: not regular user; unexposed Hardell and Carlberg: no use + latency ≤ 1 year.
1–4 years in Coureau et al.

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