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Published on: June 10, 2025
Predictors of dropout from a multidisciplinary heart failure program: a nested case study
Pablo Alvarez Rocha1, Gabriela Ormaechea, Jorge Pouso
1Clinical Department of Medicine, Hospital de Clinicas de Montevideo, Uruguay. dralvar@adinet.com.uy
Insights
Social isolation significantly increases dropout risk in chronic heart failure management programs. Patients living alone without family support are 12.5 times more likely to drop out, suggesting a need for tailored interventions.
Area of Science:
- Cardiology
- Public Health
- Health Services Research
Background:
- Chronic heart failure (CHF) is a significant and growing public health concern.
- Multidisciplinary management programs have been implemented to improve CHF care.
- Patient adherence and engagement vary within these programs.
Purpose of the Study:
- To identify factors contributing to patient dropout from multidisciplinary heart failure programs.
- To understand the demographic, medical, and social predictors of non-adherence.
Main Methods:
- A nested case-control study design was employed.
- 14 patients who dropped out and 42 controls were interviewed using a standardized questionnaire.
- Chi-squared Mantel-Haenszel test and binary logistic regression analyzed associations.
Main Results:
- Social isolation emerged as the sole significant factor associated with dropout.
- Patients living alone without family support exhibited a markedly higher risk of dropout (OR=12.5, 95% CI: 1.35-11.6).
Conclusions:
- Socially isolated patients may benefit more from individualized care than standard multidisciplinary programs.
- Further research is warranted to explore alternative management strategies for vulnerable CHF patients.
Background:
Chronic heart failure is a growing public health issue that is reaching epidemic proportions. In the last few years, multidisciplinary management programs have been developed to improve its management. Yet, some patients take advantage of these programs, whereas others do not.
Methods:
Several demographic, medical, and social variables were evaluated as contributors to dropout after enrollment into a multidisciplinary heart failure program using a nested case-control design. A total of 14 patients and 42 controls were interviewed using a standardized questionnaire. Possible associations were explored by means of chi Mantel-Haenszel test and a binary logistic regression model.
Results:
The only significant factor associated with dropout was social isolation. Patients who lived alone, without family support, had a significantly greater dropout risk (odds ratio, 12.5; 95% confidence interval, 1.35-11.6).
Conclusions:
For patients who live alone, an individualized approach may be better than a multidisciplinary management program, but this hypothesis should be investigated in future studies.
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