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Multiple comorbid conditions challenge heart failure self-care by decreasing self-efficacy
Victoria Vaughan Dickson1, Harleah Buck, Barbara Riegel
1College of Nursing, New York University, New York, NY 10003, USA. vdickson@nyu.edu
Nursing Research
|October 12, 2012
Summary
Comorbidity significantly impacts self-care maintenance in heart failure patients with moderate to high comorbidity levels. Improving self-efficacy may enhance self-care for these individuals.
Area of Science:
- Cardiology
- Behavioral Science
- Health Services Research
Background:
- Heart failure (HF) patients frequently experience multiple co-existing health conditions (comorbidities).
- Understanding factors influencing self-care is crucial for managing HF.
- Comorbidity presents a significant challenge to effective patient self-care.
Purpose of the Study:
- To investigate the moderating role of comorbidity on the association between self-efficacy and self-care in adults with heart failure.
- To determine if the number or severity of comorbidities influences how self-efficacy impacts self-care behaviors.
Main Methods:
- Secondary analysis of data from four mixed-methods studies involving 114 adult heart failure patients.
- Utilized the Self-Care of Heart Failure Index for self-care and self-efficacy measures.
- Employed the Charlson Comorbidity Index to quantify comorbidity burden and parametric statistics for relationship analysis.
Main Results:
- A significant negative correlation was observed between self-care and the number of comorbidities (r = -0.25, p = 0.03).
- Significant differences in self-care maintenance (F[1, 112] = 5.96, p = 0.019) and management (F[1, 72] = 4.66, p = 0.034) were found across comorbidity levels.
- Comorbidity significantly moderated the effect of self-efficacy on self-care maintenance, particularly at moderate comorbidity levels (b = 0.620, p = 0.022).
Conclusions:
- Comorbidity, especially at moderate to high levels, influences the relationship between self-efficacy and self-care maintenance in heart failure patients.
- Interventions aimed at enhancing self-efficacy may be beneficial for improving self-care in patients with multiple comorbidities.
- Qualitative findings highlight self-efficacy's role in prioritizing and integrating complex self-care regimens amidst comorbidity.
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