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Health locus of control and mortality: a population-based prospective cohort study
1Social Medicine and Health Policy, Department of Clinical Sciences, Malmö University Hospital Lund University, S-205 02, Malmö, Sweden.
Public Health
|July 13, 2020
Summary
Health locus of control (HLC) influences mortality risk. Lower internal HLC is linked to higher mortality, partly due to health behaviors.
Area of Science:
- Public Health
- Epidemiology
- Psychology
Background:
- Health locus of control (HLC) is a psychological construct.
- Understanding HLC's impact on health outcomes is crucial for public health interventions.
Purpose of the Study:
- To investigate the association between health locus of control (HLC) and mortality risk.
- To determine if health-related behaviors mediate the HLC-mortality relationship.
Main Methods:
- A cohort study linking the 2008 Scania public health survey to the Swedish cause of death register.
- Survival analyses were performed on 10,757 men and 12,322 women aged 18-80 years.
- Follow-up duration was 5.3 years, during which 421 men and 235 women died.
Main Results:
- Individuals with low or no internal HLC exhibited significantly higher hazard rate ratios (HRRs) for mortality compared to those with high HLC.
- For women, the elevated HRRs associated with low HLC were not statistically significant after adjusting for health-related behaviors.
Conclusions:
- Health locus of control (HLC) is identified as a significant predictor of mortality.
- Health-related behaviors play a substantial mediating role in the association between HLC and mortality.
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