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Effect of motivational interviewing on self-care of people with heart failure: a randomized clinical trial
Paula Vanessa Peclat Flores1, Pablo Alvarez Rocha2, Lyvia da Silva Figueiredo3
1Universidade Federal Fluminense, Escola de Enfermagem Aurora de Afonso Costa, Departamento de Enfermagem Médico Cirúrgica, Niterói, RJ, Brasil.
Insights
Motivational interviewing significantly improved self-care in chronic heart failure patients. This intervention showed medium effects on self-care maintenance and management, and a high effect on confidence.
Area of Science:
- Cardiology
- Behavioral Science
Background:
- Chronic heart failure (CHF) management requires significant patient self-care.
- Effective interventions are needed to improve self-care behaviors in CHF patients.
Purpose of the Study:
- To evaluate the impact of motivational interviewing on self-care in individuals with chronic heart failure.
Main Methods:
- A multicenter randomized clinical trial involving 118 chronic heart failure patients (59 intervention, 59 control) over 60 days.
- The intervention group received three motivational interviewing sessions, while the control group received conventional care.
- Self-care was assessed using the Self-Care of Heart Failure Index 6.2 pre- and post-intervention.
Main Results:
- Motivational interviewing demonstrated a medium effect size on self-care maintenance (Cohen's d=0.6723) and management (Cohen's d=0.5086).
- A high effect size was observed for self-care confidence (Cohen's d=0.9877).
Conclusions:
- Motivational interviewing is an effective strategy for enhancing self-care in patients with heart failure.
- The findings suggest motivational interviewing is a feasible intervention for implementation in specialized heart failure clinics.
Objective:
To analyze the effect of motivational interviewing on self-care for people with chronic heart failure.
Method:
A multicenter randomized clinical trial, which divided people into an intervention group (n=59) and a control group (n=59), followed for 60 days in centers of Brazil and Uruguay. The intervention group received three consultations per motivational interviewing, with an interval of 30 days, and the control group maintained conventional follow-up in specialized clinics. The data were assessed using the Self-Care of Heart Failure Index 6.2, before and after intervention in each of the centers. They were analyzed using the mean, median, t-test, correlation analysis using the Spearman coefficient and effect of the intervention by Cohen's d.
Results:
One hundred and eighteen people completed the study. In view of the assessment of the effect of the motivational interviewing on self-care, compared to conventional follow-up, a medium effect on maintenance and management (Cohen's d=0.6723; 0.5086) and high on self-care confidence (Cohen's d=0.9877).
Conclusion:
Motivational interviewing was effective in improving self-care in patients with heart failure, being a feasible strategy to be implemented in specialized clinics. Brazilian Registry of Clinical Trials (Registro Brasileiro de Ensaios Clínicos): RBR-6fp5qt.
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