Related Experiment Videos
Behavioral clusters and coronary heart disease risk.
B K Houston1, M A Chesney, G W Black
1Department of Psychology, University of Kansas, Lawrence 66045-2160.
Psychosomatic Medicine
|July 1, 1992
Summary
This study found distinct personality patterns associated with coronary heart disease (CHD) risk. Hostility and pressured behavior increased CHD risk, while other patterns offered protection or were neutral.
Area of Science:
- Cardiology
- Psychology
- Behavioral Medicine
Background:
- The Western Collaborative Group Study previously linked Type A behavior components to coronary heart disease (CHD) risk.
- Reanalysis of this data aims to identify specific behavioral patterns beyond individual components.
Purpose of the Study:
- To identify distinct patterns of personality components from a structured interview (SI).
- To evaluate if these identified patterns correlate with varying risks for coronary heart disease (CHD).
Main Methods:
- Cluster analysis was used to group individuals based on patterns of SI component scores.
- Reanalysis of data from the Western Collaborative Group Study.
Main Results:
- Distinct subgroups with varying CHD risk were identified.
- A pattern characterized by hostility was predictive of CHD.
- A pattern of pressured, controlling, socially dominant behavior (without salient hostility) also predicted CHD.
- Two patterns were unrelated to CHD risk, and two were associated with reduced CHD risk.
Conclusions:
- Personality patterns, not just individual traits like hostility, are crucial for understanding CHD risk.
- Future research should explore a broader range of variables for CHD risk and protection.