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Published on: January 5, 2018
Neuropsychological functioning among cardiac rehabilitation patients
D J Moser1, R A Cohen, M M Clark
1Miriam Hospital, Brown University School of Medicine, Providence, Rhode Island, USA.
Journal of Cardiopulmonary Rehabilitation
|April 14, 1999
Summary
Cardiac rehabilitation patients show subtle cognitive deficits, particularly in verbal fluency and memory, compared to healthy individuals. These impairments are linked to factors like low ejection fraction and hypertension.
Area of Science:
- Cardiology
- Neuropsychology
- Public Health
Background:
- Coronary heart disease shares pathophysiology with cerebrovascular disease and cognitive disorders.
- Prior research focused on specific cardiac issues, neglecting general cognitive function in cardiac patients.
- Cardiac rehabilitation (CR) patients represent a key population for studying these cognitive links.
Purpose of the Study:
- To investigate the neuropsychological functioning of patients in cardiac rehabilitation programs.
- To identify specific cognitive capacities and limitations in this patient group.
- To compare CR patients' cognitive performance against healthy controls.
Main Methods:
- Neuropsychological instruments were used to assess cognitive function.
- CR patients were compared to age-matched controls without cardiac or neurological history.
- CR patients were subgrouped by coronary artery bypass grafting, myocardial infarction, hypertension, and ejection fraction to examine factor-specific impacts.
Main Results:
- CR patients demonstrated poorer neuropsychological test performance than controls.
- Subtle deficits were observed in response generation, memory, verbal abstraction, and notably, verbal fluency.
- Impaired ejection fraction, hypertension, and prior coronary artery bypass graft correlated with greater neuropsychological deficits.
Conclusions:
- While not grossly impaired, many CR patients likely experience some neuropsychological dysfunction.
- Integrating neuropsychological screening into pre-CR assessments is recommended.
- Identifying cognitive impairments can personalize healthcare communication and goal setting for CR patients.

