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Related Experiment Videos

How much asthma is occupationally related?

D M Mannino1

  • 1Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.

Occupational Medicine (Philadelphia, Pa.)
|April 19, 2000
PubMed
Summary

Occupational exposures contribute to adult asthma cases and exacerbations. Determining the exact percentage requires consistent definitions and methodologies for work-related asthma.

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Area of Science:

  • Environmental health
  • Occupational medicine
  • Respiratory medicine

Background:

  • Asthma prevalence and mortality are rising globally.
  • Occupational exposures to sensitizers and irritants are known causes of adult asthma and exacerbations.

Purpose of the Study:

  • To analyze the proportion of asthma cases and exacerbations linked to occupational exposures.
  • To highlight the impact of varying definitions and methodologies on determining work-related asthma.

Main Methods:

  • Review of surveillance-based studies on work-related asthma.
  • Analysis of studies using exposed-unexposed methodology and incident asthma case interviews.

Main Results:

  • Surveillance studies indicate 1-8% of asthma cases are work-related.
  • Other methodologies suggest 10-25% of asthma cases are occupationally related.

Conclusions:

  • The proportion of work-related asthma varies significantly based on study methodology and definitions.
  • Improved asthma surveillance and understanding of its natural history are crucial for accurate assessment of occupational and environmental contributions.

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