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Heart disease attributed to occupational noise, vibration and other co-exposure: Self-reported population-based

Angel M Dzhambov1, Donka D Dimitrova2

  • 1Medical University of Plovdiv, Plovdiv, Bulgaria (Faculty of Public Health, Department of Hygiene and Ecomedicine). angelleloti@gmail.com.

Medycyna Pracy
|September 15, 2016
PubMed

Insights

Occupational vibration significantly increases heart disease risk in Bulgaria. Noise exposure poses a risk primarily for long-term workers and women, highlighting gender and job-specific occupational health concerns.

Area of Science:

  • Occupational health
  • Environmental epidemiology
  • Cardiovascular epidemiology

Background:

  • Cardiovascular disease (CVD) is a leading global cause of mortality.
  • Occupational noise and vibration are recognized risk factors, but their specific cardiovascular impacts in Bulgaria, considering gender and profession, remain under-researched.

Purpose of the Study:

  • To investigate the association between occupational noise and vibration exposure and the risk of prevalent cardiovascular disease in Bulgaria.
  • To analyze these risks in relation to gender and different professional groups.

Main Methods:

  • Secondary analysis of data from three waves (2001-2010) of the European Working Conditions Survey (EWCS) in Bulgaria.
  • Inclusion of 3149 workers (aged ≥ 15 years) in a nationally-representative cross-sectional study.
  • Meta-analysis using inverse variance heterogeneity (IVhet) to pool results from the three survey waves, linking self-reported heart disease with occupational exposures.

Main Results:

  • Occupational vibration exposure was associated with an increased risk of heart disease across all participants (RR=1.56 for long-term workers).
  • The risk from vibration was notably higher in men (RR=2.56) compared to women (RR=1.32).
  • Occupational noise showed an elevated risk primarily among women (RR=1.26) and long-term workers (RR=1.01), but not significantly in men.

Conclusions:

  • Occupational vibration exposure is confirmed as a significant risk factor for prevalent heart disease in the Bulgarian workforce.
  • Occupational noise emerged as a potential risk factor, particularly for long-term workers and women, underscoring the need for targeted occupational health interventions.
Abstract

Keywords:
cardiovascular diseasegenderheart diseasenoiseoccupational exposurevibration

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