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The correlation between everyday stress and angina pectoris: a longitudinal study
1Institute of Psychology III, University of Hamburg, Germany.
Journal of Psychosomatic Research
|September 26, 1997
Summary
Everyday stress significantly worsens angina pectoris (AP) symptoms, with effects being immediate for some patients. This longitudinal study highlights the crucial link between daily stressors and cardiac health in individuals with coronary heart disease.
Area of Science:
- Cardiology
- Psychosomatic Medicine
- Behavioral Medicine
Background:
- Angina pectoris (AP) is a common symptom of coronary heart disease (CHD).
- The impact of everyday psychological stress on AP exacerbation is not fully understood.
- Previous research suggests a potential link between stress and cardiovascular events.
Purpose of the Study:
- To investigate the hypothesis that everyday stress aggravates angina pectoris (AP).
- To quantify the relationship between perceived stress and AP symptom severity over time.
- To determine the temporal dynamics of stress effects on AP.
Main Methods:
- A longitudinal study design was employed over one year.
- 42 patients with coronary heart disease (CHD) completed weekly questionnaires.
- Patients reported perceived stress and AP symptom severity for the preceding week.
Main Results:
- A significant within-subject correlation (mean r=0.38) was observed between stress and AP severity.
- The distribution of correlation coefficients differed significantly from random.
- The predictive effect of stress on future AP was not significant after controlling for auto-correlations.
Conclusions:
- Everyday stress has an essentially immediate impact on angina pectoris (AP) symptoms.
- The influence of stress on AP can be substantial in certain individuals with CHD.
- Managing daily stressors may be a critical component in controlling AP symptoms.