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Published on: February 3, 2021
Alexithymia in patients with coronary heart disease
M Valkamo1, J Hintikka, K Honkalampi
1Department of Psychiatry, Kuopio University Hospital, P.O. Box 1777, FI-70211 Kuopio, Finland.
Insights
Alexithymia in coronary heart disease (CHD) patients is linked to depression and low life satisfaction, not cardiovascular factors. These patients may require tailored psychosocial support.
Area of Science:
- Cardiology
- Psychiatry
- Psychosomatic Medicine
Background:
- Alexithymia, characterized by difficulty identifying and expressing emotions, is increasingly recognized in cardiovascular disease populations.
- Understanding the psychosocial correlates of alexithymia in coronary heart disease (CHD) is crucial for comprehensive patient care.
Purpose of the Study:
- To investigate the factors associated with alexithymia in patients diagnosed with coronary heart disease (CHD).
- To determine the relationship between alexithymia and demographic, psychological, and clinical variables in a CHD cohort.
Main Methods:
- Utilized the Toronto Alexithymia Scale (TAS-20) to assess alexithymia in 153 CHD patients.
- Employed the Beck Depression Inventory (BDI) for depression, Symptom Check List-90 (SCL-90) for psychiatric symptoms, and Structured Clinical Interview (SCID I and II) for mental disorders.
- Collected data one day prior to coronary angiography.
Main Results:
- Twenty-one percent of CHD patients (n=32) exhibited alexithymia.
- Alexithymic patients were more frequently blue-collar workers, unable to work, dissatisfied with life, and depressed.
- Logistic regression identified blue-collar work history (AOR: 4.8), self-rated depression (AOR: 3.2), and life dissatisfaction (AOR: 2.9) as independent predictors of alexithymia.
Conclusions:
- Alexithymia in CHD patients is associated with psychological factors like depression and low life satisfaction, rather than cardiovascular risk factors or exercise capacity.
- Alexithymia contributes to an increased psychosocial burden in individuals with CHD.
- This patient subgroup may benefit from specialized psychosocial interventions and individualized support.
Objective:
The aim of this study was to investigate factors associated with alexithymia in patients (n=153) with coronary heart disease (CHD) verified by coronary angiography.
Method:
Self-rated depression was assessed using 21-item Beck Depression Inventory (BDI) and other psychiatric symptoms with Symptom Check List-90 (SCL-90). Life satisfaction was assessed using a separate scale. The Structured Clinical Interview (SCID I and II) for DSM-III-R was used to identify mental disorders. Assessments took place 1 day before angiography.
Results:
Twenty-one percent of CHD patients (n=32) were assessed as being alexithymic according to the Toronto Alexithymia Scale (TAS-20). Alexithymics were more often blue-collar workers, incapable of working, dissatisfied with life, and depressed than the other CHD patients. Occurrences of mental disorders were not associated with alexithymia. Logistic regression analysis revealed that factors independently associated with alexithymia were currently or previously being a blue-collar worker (adjusted odds ratio, AOR: 4.8), self-rated depression (AOR: 3.2), and dissatisfaction with life (AOR: 2.9).
Conclusion:
In CHD patients alexithymia was unrelated to cardiovascular risk factors or exercise capacity but was related to self-rated depression and decreased life satisfaction. Alexithymia is associated with the enhanced psychosocial burden of suffering CHD. This patient group may need more individual support and attention than other CHD patients.
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