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Laboratory or field tests for evaluating firefighters' work capacity?

Ann-Sofie Lindberg1, Juha Oksa2, Christer Malm1

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Field tests can effectively assess firefighters' physical work capacity, correlating strongly with laboratory measures. Recommended field tests include hand grip strength, bench press, and barbell shoulder press for evaluating firefighter fitness.

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Area of Science:

  • Occupational Health
  • Sports Science
  • Physiology

Background:

  • Firefighter work capacity is crucial for job performance.
  • Laboratory strength tests are accurate but impractical for regular assessment.
  • Field tests offer a more accessible alternative for evaluating firefighter physical capacity.

Purpose of the Study:

  • To correlate physical capacity in demanding firefighting tasks with laboratory and field tests.
  • To identify reliable field tests for assessing firefighters' physical work capacity.
  • To compare the efficacy of laboratory versus field-based strength assessments.

Main Methods:

  • Evaluated correlations between laboratory (isokinetic maximal and endurance muscle power, dynamic balance) and field tests.
  • Assessed participants performing simulated firefighting tasks.
  • Utilized Spearman's rank correlation coefficient (rs) for data analysis.

Main Results:

  • Strong significant correlations (rs ≥ 0.7) were found between specific field tests and firefighting tasks.
  • Endurance shoulder flexion and bench press showed high correlation for pulling and rescue tasks.
  • Maximal hand grip strength and IE trunk extension correlated with cutting tasks.

Conclusions:

  • Field tests are viable alternatives to complex laboratory assessments for firefighters.
  • Recommended field tests include maximal hand grip strength, bench press, chin ups, dips, upright barbell row, standing broad jump, and barbell shoulder press.
  • These field tests provide a practical and reliable method for evaluating firefighters' physical work capacity.