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The streamlined Allostatic Load Index: a replication of study results.
Daniel Mauss1,2, Marc N Jarczok3, Joachim E Fischer1
1a Mannheim Institute of Public Health, Social and Preventive Medicine, Medical Faculty Mannheim , Heidelberg University , Mannheim , Germany.
Stress (Amsterdam, Netherlands)
|August 4, 2016
Summary
Workplace stress significantly increases the Allostatic Load Index (ALI), a measure of bodily wear and tear. This finding highlights the physiological impact of job strain on employees, particularly men.
Area of Science:
- Occupational Health
- Biomarkers and Physiological Stress
- Public Health
Background:
- Workplace stress is a global health challenge recognized by the World Health Organization.
- Perceived stress is measurable via questionnaires, but physiological stress markers offer deeper insights.
- The Allostatic Load Index (ALI) quantifies cumulative bodily wear and tear from chronic stress.
Purpose of the Study:
- To investigate the association between perceived workplace stress and the Allostatic Load Index (ALI) in a large industrial workforce.
- To determine if high stress levels correlate with higher ALI scores.
- To explore potential differences in this association based on gender and age.
Main Methods:
- Utilized data from 12,477 German industrial employees.
- Assessed perceived stress using the Effort-Reward Imbalance (ERI) questionnaire.
- Calculated a 5-variable ALI using biomarkers: diastolic blood pressure, waist circumference, glycosylated hemoglobin, LDL, and heart rate variability.
Main Results:
- Employees reporting high stress (ERI >1.0) exhibited significantly higher ALI scores compared to those with low stress (ERI ≤1.0) (p < .001).
- The association between high stress and elevated ALI was more pronounced in men.
- Logistic regression confirmed ALI's association with work stress in adjusted models (OR 1.18 ± 0.08; p < .05), independent of age.
Conclusions:
- Replicated previous findings in a large industrial sample, confirming work stress is linked to a short-form ALI.
- Workplace stress demonstrably contributes to physiological wear and tear, measurable by ALI.
- The study underscores the importance of addressing occupational stress for employee health and well-being.
