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ABSTRACT: Background
Homebound older adults have complex social, medical, and financial needs, but little is known about their healthcare utilization and spending.Objective
To characterize healthcare utilization and spending among homebound older adults.Design
Cohort study using National Health and Aging Trends Study data linked to Medicare Fee-for-Service (FFS) claims data.Participants
Adults aged 70 years and older with Medicare FFS coverage (n = 6468).Main measures
In a person-year analysis, survey-weighted rates and adjusted marginal differences in inpatient, outpatient, and emergency department utilization and spending 12 months post-interview were calculated by homebound status, defined as reporting never or rarely (no more than 1 day/week) leaving home in the last month.Key results
Compared to the non-homebound, homebound observations had lower annual unadjusted rates of accessing primary care (60.9% vs 71.9%, p < 0.001) and specialist care (61.0% vs 74.9%, p < 0.001) and higher annual rates of emergency department use (54.0% vs 32.6%, p < 0.001) and hospitalization (39.8% vs 19.8%, p < 0.001). Total annual Medicare spending was $11,346 higher among the homebound compared to the non-homebound (p < 0.001). In a single year analysis (2015), homebound older adults accounted for 11.0% of Medicare spending among those over 70 despite making up only 5.7% of this population. 13.6% of the homebound were in the 95th percentile or above of Medicare spending in 2015. In models adjusting for demographic, clinical, and geographic characteristics, homebound status was associated with a decreased likelihood of having an annual primary care or specialist visit and $2226 additional total annual Medicare spending.Conclusions
Homebound older adults use more hospital-based care and less outpatient care than the non-homebound, contributing to higher levels of overall Medicare spending.
SUBMITTER: Oseroff BH
PROVIDER: S-EPMC9362988 | biostudies-literature | 2023 Mar
REPOSITORIES: biostudies-literature
Oseroff Benjamin H BH Ankuda Claire K CK Bollens-Lund Evan E Garrido Melissa M MM Ornstein Katherine A KA
Journal of general internal medicine 20220809 4
<h4>Background</h4>Homebound older adults have complex social, medical, and financial needs, but little is known about their healthcare utilization and spending.<h4>Objective</h4>To characterize healthcare utilization and spending among homebound older adults.<h4>Design</h4>Cohort study using National Health and Aging Trends Study data linked to Medicare Fee-for-Service (FFS) claims data.<h4>Participants</h4>Adults aged 70 years and older with Medicare FFS coverage (n = 6468).<h4>Main measures</ ...[more]