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Relationship Between Metabolic Syndrome and Work Ability Test Performance in Firefighters.

Jaron Ras¹, Jeanne Grace

¹From the Discipline of Biokinetics, Exercise & Leisure Sciences, College of Health Sciences, University of KwaZulu-Natal, Durban, South Africa.

Journal of Occupational and Environmental Medicine

|May 1, 2025

Summary

Metabolic syndrome (MetS) negatively impacts firefighter occupational performance. As the number of MetS risk factors increases, work ability significantly declines, affecting critical job tasks.

Keywords:

dyslipidemia hyperglycemia hypertension obesity work ability

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Published on: March 15, 2018

Area of Science:

Occupational health
Cardiovascular health
Physiology

Background:

Metabolic syndrome (MetS) is a cluster of conditions increasing cardiovascular disease risk.
Firefighting is a physically demanding occupation requiring high levels of functional capacity.
The impact of MetS on occupational performance in firefighters remains under-investigated.

Purpose of the Study:

To examine the relationship between metabolic syndrome and occupational performance in firefighters.
To determine if MetS components affect specific job-related tasks.

Main Methods:

A cross-sectional study involving 309 firefighters.
Metabolic syndrome assessed via physical measures.
Occupational performance evaluated using a Work Ability Test (WAT) with six tasks.
Statistical analysis included t-tests and regression models.

Main Results:

Firefighters with four MetS risk factors were less likely to pass the rescue drag task.
Elevated triglycerides correlated with poorer performance on the forcible entry task.
Central obesity significantly reduced the likelihood of passing the overall WAT and specific tasks like step-up, charged hose drag, equipment carry, and rescue drag.

Conclusions:

Metabolic syndrome is associated with diminished occupational performance in firefighters.
The negative impact on work performance intensifies with an increasing number of MetS risk factors.