Elsevier

American Heart Journal

Volume 169, Issue 1, January 2015, Pages 142-148.e2
American Heart Journal

Clinical Investigation
Outcomes, Health Policy and Managed Care
Cost of informal caregiving for patients with heart failure

https://doi.org/10.1016/j.ahj.2014.10.010Get rights and content

Background

Heart failure is a serious health condition that requires a significant amount of informal care. However, informal caregiving costs associated with heart failure are largely unknown.

Methods

We used a study sample of noninstitutionalized US respondents aged ≥50 years from the 2010 HRS (n = 19,762). Heart failure cases were defined by using self-reported information. The weekly informal caregiving hours were derived by a sequence of survey questions assessing (1) whether respondents had any difficulties in activities of daily living or instrumental activities of daily living, (2) whether they had caregivers because of reported difficulties, (3) the relationship between the patient and the caregiver, (4) whether caregivers were paid, and (5) how many hours per week each informal caregiver provided help. We used a 2-part econometric model to estimate the informal caregiving hours associated with heart failure. The first part was a logit model to estimate the likelihood of using informal caregiving, and the second was a generalized linear model to estimate the amount of informal caregiving hours used among those who used informal caregiving. Replacement approach was used to estimate informal caregiving cost.

Results

The 943 (3.9%) respondents who self-reported as ever being diagnosed with heart failure used about 1.6 more hours of informal caregiving per week than those who did not have heart failure (P < .001). Informal caregiving hours associated with heart failure were higher among non-Hispanic blacks (3.9 hours/week) than non-Hispanic whites (1.4 hours/week). The estimated annual informal caregiving cost attributable to heart failure was $3 billion in 2010.

Conclusion

The cost of informal caregiving was substantial and should be included in estimating the economic burden of heart failure. The results should help public health decision makers in understanding the economic burden of heart failure and in setting public health priorities.

Section snippets

Data

For our analysis, we used cross-sectional data from the 2010 HRS.8 HRS is a biennial longitudinal household survey for monitoring the health and well-being of people who are near or older than retirement age in the United States. It contains abundant sociodemographic information as well as self-reported health status and has often been used to estimate informal caregiving costs associated with chronic diseases including cancer, diabetes, stroke, and dementia.9, 10, 11, 12, 13 From the

Results

Among 19,762 respondents, 943 reported having ever been diagnosed with heart failure (Figure), for a weighted prevalence of 3.9%. Overall, those who ever had heart failure have different sociodemographic characteristics and health conditions compared with those who never had heart failure (Table I). The heart failure group was more likely to use both informal caregiving than the non–heart failure group. Overall, 33.0% of the respondents in the heart failure group used informal caregiving,

Discussion

Our estimates suggest a high economic burden due to informal caregiving for patients with heart failure. In 2010, ever having a diagnosis of heart failure was associated with 1.63 hours per week of informal caregiving. This finding was consistent with a previous study using 2000 HRS data for respondents who were ≥65 years old, which showed that those with heart failure used an additional 1.6 hours of informal caregiving per week compared with those who never had any heart problems.4 Heidenreich

Conclusion

In this study, we estimated that the annual informal caregiving cost for noninstitutionalized US patients with heart failure aged ≥50 years was $3.0 billion in 2010. This is 35% of 1 current estimate of mortality and morbidity costs for heart failure in the literature. This information should be taken into account, when considering the economic burden of heart failure and developing intervention strategies for heart failure prevention. We also found that non-Hispanic black patients used 2.8

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    The findings and conclusions of this article are those of the authors and do not necessarily represent the official position of the US Centers for Disease Control and Prevention (CDC).

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