3,138 Studies Reviewed. 77.4% Found Biological Effects. The Evidence is Clear.

Note: This study found no significant biological effects under its experimental conditions. We include all studies for scientific completeness.

Mobile phone use and risk of glioma in adults: case-control study.

No Effects Found

Hepworth SJ, Schoemaker MJ, Muir KR, Swerdlow AJ, van Tongeren MJ, McKinney PA. · 2006

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This study found no increased glioma risk from mobile phones, but exposure levels were much lower than today's smartphone usage.

Plain English Summary

Summary written for general audiences

Researchers studied 966 glioma patients and 1,716 healthy controls to see if mobile phone use increases brain tumor risk. They found no overall increased risk of glioma from phone use, with an odds ratio of 0.94 (meaning slightly lower risk, though not statistically significant). However, they noted some curious findings about tumor location that they attributed to recall bias rather than real biological effects.

Study Details

To investigate the risk of glioma in adults in relation to mobile phone use.

966 people aged 18 to 69 years diagnosed with a glioma from 1 December 2000 to 29 February 2004 and ...

The overall odds ratio for regular phone use was 0.94 (95% confidence interval 0.78 to 1.13). There ...

Use of a mobile phone, either in the short or medium term, is not associated with an increased risk of glioma. This is consistent with most but not all published studies. The complementary positive and negative risks associated with ipsilateral and contralateral use of the phone in relation to the side of the tumour might be due to recall bias.

Cite This Study
Hepworth SJ, Schoemaker MJ, Muir KR, Swerdlow AJ, van Tongeren MJ, McKinney PA. (2006). Mobile phone use and risk of glioma in adults: case-control study. BMJ.332(7546):883-7, 2006.
Show BibTeX
@article{sj_2006_mobile_phone_use_and_3076,
  author = {Hepworth SJ and Schoemaker MJ and Muir KR and Swerdlow AJ and van Tongeren MJ and McKinney PA.},
  title = {Mobile phone use and risk of glioma in adults: case-control study.},
  year = {2006},
  
  url = {https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1440611/},
}

Quick Questions About This Study

Researchers studied 966 glioma patients and 1,716 healthy controls to see if mobile phone use increases brain tumor risk. They found no overall increased risk of glioma from phone use, with an odds ratio of 0.94 (meaning slightly lower risk, though not statistically significant). However, they noted some curious findings about tumor location that they attributed to recall bias rather than real biological effects.