Intracranial Distribution of Gliomas in Relation to Mobile Phone Exposure: Analyses From the INTERPHONE Study

Authors: Grell, K., Frederiksen, K., Schutz, J., Cardis, E., Armstrong, B., Siemiatycki, J., Krewski, D. R., McBride, M. L., Johansen, C., Auvinen, A., Hours, M., Blettner, M., Sadetzki, S., Lagorio, S., Yamaguchi, N., Woodward, A., Tynes, T., Feychting, M., Fleming, S. J., Swerdlow, A. J., Andersen, P. K.

Year: 2016

Category: Epidemiology

Journal: Am J Epidemiol

DOI: kww082v1

URL: http://aje.oxfordjournals.org/cgi/content/abstract/kww082v1

Abstract

Overview

The study investigates the association between glioma localization within the brain and mobile phone usage using data derived from the extensive INTERPHONE Study which covers multiple countries. This is crucial due to the localized absorption of radio-frequency energy in the human brain directly related to mobile phone use near the head.

Methodology

Using a point process model, tumour localization data was analyzed for 792 regular mobile phone users diagnosed with a glioma from 2000 to 2004. The model adjusted for variations in the reported side of phone use, attempting to minimize recall bias.

Findings

Significant association found between gliomas and the location of mobile phone use reported by patients.
Data indicated an increased number of tumors on the side of the head where the phone was primarily used.
No direct link to the actual volume of mobile phone use itself and cancer risk, suggesting other influencing factors.

Conclusion

The study supports that there is an increased occurrence of gliomas associated with the side of the head where mobile phones are predominantly used, although it is unrelated to the amount of use. Such findings emphasize the need for further research considering today's elevated mobile phone use levels. The presence of potential recall bias is acknowledged, impacting the reliability of subjective data.

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