Global Magnitude of Reported and Unreported Mesothelioma
2011

Global Estimate of Mesothelioma Cases

Sample size: 89 publication 10 minutes Evidence: high

Author Information

Author(s): Park Eun-Kee, Takahashi Ken, Hoshuyama Tsutomu, Cheng Tsun-Jen, Delgermaa Vanya, Le Giang Vinh, Sorahan Tom

Primary Institution: University of Occupational and Environmental Health, Kitakyushu City, Japan

Hypothesis

Recent national burden of mesothelioma is a consequence of historical cumulative use of asbestos.

Conclusion

Globally, for every four to five reported cases of mesothelioma, one case has been overlooked.

Supporting Evidence

  • Approximately 174,300 mesothelioma cases were reported in 56 countries from 1994 to 2008.
  • An estimated 38,900 unreported mesothelioma cases occurred in 33 countries during the same period.
  • There is a statistically significant positive relationship between cumulative asbestos use and mesothelioma mortality.
  • Countries with high asbestos use are likely to have a higher burden of mesothelioma.

Takeaway

This study found that many mesothelioma cases are not reported, especially in countries that used a lot of asbestos.

Methodology

The study estimated mesothelioma cases by analyzing data on asbestos use and reported mesothelioma cases from various countries.

Potential Biases

Potential bias due to underreporting and lack of awareness in developing countries.

Limitations

The findings are based on an ecological relation, and there may be bias in extrapolating data from developed to developing countries.

Participant Demographics

Countries analyzed included both developed and developing nations, representing 82.6% of the global population in 2000.

Statistical Information

P-Value

<0.0001

Confidence Interval

36,700–41,100

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1289/ehp.1002845

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