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Association between diastolic blood pressure and cumulative work time
1Departamento de Saúde Pública, Universidade Estadual Paulista, C. P. 543, Botucatu, SP 18618-970, Brasil.
Cadernos De Saude Publica
|April 15, 1999
Summary
Cumulative work time significantly increases diastolic blood pressure in production line workers. Each year of work at the tannery raised blood pressure by 1.5 mmHg, twice the rate associated with aging alone.
Area of Science:
- Occupational Health
- Cardiovascular Physiology
- Epidemiology
Background:
- Diastolic blood pressure is often considered a general indicator of aging.
- The impact of cumulative work time on physiological markers like blood pressure requires further investigation.
Purpose of the Study:
- To investigate the association between cumulative work time and diastolic blood pressure.
- To differentiate the effect of work duration from chronological aging on blood pressure.
Main Methods:
- A second-order linear regression model was employed.
- Diastolic blood pressure was analyzed as a function of worker's age and cumulative work time.
- Study conducted on production line workers at a Brazilian tannery in July 1993.
Main Results:
- Cumulative work time was significantly associated with increased diastolic blood pressure.
- Each year of work was linked to an average increase of approximately 1.5 mmHg in diastolic blood pressure.
- The work-related component of blood pressure increase was found to be double the age-related component.
Conclusions:
- Work duration is an independent factor contributing to elevated diastolic blood pressure.
- Occupational exposure, specifically cumulative work time, plays a significant role in cardiovascular health.
- Findings highlight the need to consider occupational factors in managing hypertension.