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Related Experiment Video

Updated: Jul 4, 2026

Methodology for Establishing a Community-Wide Life Laboratory for Capturing Unobtrusive and Continuous Remote Activity and Health Data

Methodology for Establishing a Community-Wide Life Laboratory for Capturing Unobtrusive and Continuous Remote Activity and Health Data

Published on: July 27, 2018

Utilization Patterns Among Heterogeneous Subgroups of Homebound Older Adults: A Latent Class Analysis.

J Lee Young¹, Mary L Pomeroy², Hanna Charankevich²

¹Department of Medicine, Division of Geriatrics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA.

Journal of the American Geriatrics Society

|July 3, 2026

Summary

Homebound older adults have diverse needs. This study found that limited outpatient access doesn't necessarily increase avoidable emergency department (ED) visits in this population.

Keywords:

frailty healthcare utilization home‐based care latent class analysis

Related Experiment Videos

Last Updated: Jul 4, 2026

Methodology for Establishing a Community-Wide Life Laboratory for Capturing Unobtrusive and Continuous Remote Activity and Health Data

Methodology for Establishing a Community-Wide Life Laboratory for Capturing Unobtrusive and Continuous Remote Activity and Health Data

Published on: July 27, 2018

Area of Science:

Gerontology
Health Services Research
Health Economics

Background:

Homebound older adults are a high-risk group with varied clinical and sociodemographic profiles.
Understanding how this heterogeneity impacts care needs and utilization is crucial.
Previous research has limited insight into these specific dynamics.

Purpose of the Study:

To characterize healthcare utilization patterns among distinct subgroups of homebound older adults.
To examine the association between outpatient care levels and emergency department (ED) utilization.
To identify specific subgroups that may benefit most from targeted interventions.

Main Methods:

Utilized nationally representative data from the National Health and Aging Trends Study (NHATS) linked to Medicare claims (2011-2019, 2021-2023).
Employed latent class analysis (LCA) to identify subgroups of homebound older adults (ages 70+).
Conducted multivariable regression to assess the relationship between outpatient utilization and ED visits, including potentially avoidable ones (ACSC), adjusting for key covariates.

Main Results:

Identified four distinct subgroups: functional independence, dementia, multimorbidity, and dementia plus multimorbidity.
Observed significant variations in ambulatory and acute care utilization across these subgroups.
Found no evidence that limited ambulatory care access increases avoidable ED visits among homebound older adults.

Conclusions:

Heterogeneity within the homebound older adult population significantly influences care needs and utilization patterns.
Tailoring interventions, such as home-based primary care, to specific subgroups is essential for effective care delivery.
Further research is needed to optimize care strategies for diverse homebound populations.