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Outcome of patients referred for cardiac transplantation
Insights
Cardiac transplant outcomes vary significantly. Patient selection and donor availability are key factors influencing transplant success rates among referred patients.
Area of Science:
- Cardiology
- Transplantation Medicine
- Medical Outcomes Research
Background:
- Cardiac transplantation is a critical treatment for end-stage heart failure.
- Patient selection and donor heart availability significantly impact transplant program success.
- Variability exists in patient management and outcomes across different transplant centers.
Purpose of the Study:
- To analyze the outcomes of patients referred for cardiac transplantation.
- To identify factors influencing patient acceptance and procedure completion.
- To examine inter-center variations in cardiac transplantation processes.
Main Methods:
- Retrospective analysis of medical and referral records for 1,102 patients.
- Tracking patients from referral to transplant or rejection.
- Comparison of patient selection and procedure rates across five participating centers.
Main Results:
- 34.6% of referred patients were accepted for cardiac transplantation; 71.9% of those accepted received a transplant.
- Major causes for non-transplantation post-acceptance included death while awaiting a donor heart (58.8%) and patient refusal (30.8%).
- Significant variations were observed among centers in patient acceptance rates and the proportion of accepted patients undergoing transplantation.
Conclusions:
- Patient selection criteria and donor organ supply are crucial determinants of cardiac transplant outcomes.
- Standardization of evaluation procedures and improved donor heart allocation may enhance transplant success.
- Addressing patient refusal and optimizing waiting list management are essential for improving cardiac transplant program efficiency.
Abstract:
The outcome of 1,102 patients referred for cardiac transplantation at five centers participating in the National Heart Transplantation Study was examined. Using medical and referral records, patients were tracked from date of referral until they were rejected as transplantation candidates or received a transplant. Overall, 34.6% of all patients referred were eventually accepted for transplantation but, of these, 71.9% underwent the procedure. Of those patients accepted but not undergoing the procedure, the vast majority (58.8%) died awaiting a donor heart; another 30.8% later refused the procedure. Very few patients (2.1%) who were accepted for transplantation were deselected as possible candidates because of improved health status. The number of patients awaiting transplantation at all centers was found to be small at the time of study. The results of the analyses revealed major differences among centers in evaluation procedures, proportion of patients accepted and number of patients receiving a transplant. For example, one center performed transplantation on only 50.0% of all patients it accepted, while another did so in more than 81.0% of such patients. It is concluded that both patient selection and donor supply will remain significant determinants of the outcome of patients referred for cardiac transplantation.