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Fatigue as a predictor of work disability.
L G P M van Amelsvoort1, I J Kant, A J H M Beurskens
1Department of Epidemiology, Maastricht University, Netherlands. lgpm.vanamelsvoort@epid.unimaas.nl
Occupational and Environmental Medicine
|October 3, 2002
Summary
Fatigue strongly predicts future work disability on medical grounds. Higher fatigue levels significantly increase the risk of permanent work loss in employees.
Area of Science:
- Occupational Health
- Epidemiology
- Psychosomatic Medicine
Background:
- Work disability on medical grounds is a significant societal and economic issue.
- Identifying reliable predictors for work disability is crucial for preventive strategies.
- Fatigue is a common symptom with potential implications for work capacity.
Purpose of the Study:
- To evaluate the predictive capability of fatigue for medical work disability.
- To quantify the risk associated with different levels of fatigue.
Main Methods:
- A large prospective cohort study involving 10,927 employees.
- Follow-up period of 32 months.
- Fatigue assessed using the Checklist Individual Strength (CIS).
Main Results:
- Fatigue emerged as a robust predictor of permanent work disability.
- Adjusted relative risks for higher fatigue quartiles (vs. the lowest) were substantial: 2.17, 3.30, and 12.8.
- These risks remained significant after accounting for age, gender, chronic conditions, and education.
Conclusions:
- Elevated fatigue levels are a strong indicator of future permanent work disability.
- The Checklist Individual Strength is a valuable tool for identifying at-risk individuals.
- Findings support the integration of fatigue assessment into occupational health surveillance.