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Peritoneal mesothelioma in the construction industry in Sweden
H S Malker1, J K McLaughlin, J A Weiner
1National Board of Occupational Safety and Health, Solna, Sweden.
Abstract:
As a follow-up to a recent examination of occupation and pleural mesothelioma in Sweden, we evaluated peritoneal mesothelioma using the Swedish Cancer-Environment Registry. There were 35 microscopically confirmed cases of peritoneal mesothelioma among employed men during the period 1961 to 1979. Almost 40% of cases were in the construction industry, with insulation workers at especially high risk (standardized incidence ratio = 163.9, 4 cases, P less than .001). Other groups such as textile and paper and pulp workers and painters showed nonsignificant increases in risk. These findings are consistent with previous studies in their countries, and demonstrate the usefulness of registry epidemiology in assessing occupational relationships to cancer.
Insights
Construction workers, especially insulation workers, face a significantly elevated risk of developing peritoneal mesothelioma. This study highlights the importance of occupational health registries in identifying cancer risks associated with specific jobs.
Area of Science:
- Occupational epidemiology
- Environmental health
- Cancer research
Background:
- Previous research examined occupation and pleural mesothelioma in Sweden.
- Peritoneal mesothelioma is a rare but serious cancer.
Purpose of the Study:
- To evaluate the occupational risks associated with peritoneal mesothelioma.
- To identify specific industries and job roles with elevated risk.
Main Methods:
- Utilized the Swedish Cancer-Environment Registry for data.
- Analyzed 35 microscopically confirmed cases of peritoneal mesothelioma in employed men (1961-1979).
- Calculated standardized incidence ratios (SIR) for occupational groups.
Main Results:
- Nearly 40% of cases were linked to the construction industry.
- Insulation workers showed a highly significant increased risk (SIR = 163.9, P < .001).
- Textile, paper and pulp workers, and painters had non-significant risk increases.
Conclusions:
- Findings confirm a strong occupational link between insulation work and peritoneal mesothelioma.
- Registry-based epidemiology is effective for assessing occupational cancer risks.
- Further investigation into specific exposures within high-risk industries is warranted.