Older US adults' experiences with and views about cognitive screening and blood biomarker testing for Alzheimer's disease.

Introduction: Dementia is underdiagnosed in the United States. Understanding of older adults' experiences with screening is needed to optimize diagnosis.

Methods: US adults ages 65 to 80 ( = 1298) were surveyed on experiences with cognitive screening and blood biomarker (BBM) testing.

Medicaid Unwinding Experiences in Dual-Eligible Older Adults.

Importance: Dual-eligible older adults rely on Medicaid to pay for Medicare premiums and cost sharing in addition to supplemental services including dental and long-term care. However, the unique experiences of dual-eligible older adults with Medicaid unwinding remain unknown.

Objective: To assess the awareness and experiences of dual-eligible older adults with Medicaid redetermination.

Racial/ethnic disparities in cost-related barriers to care among near-poor beneficiaries in Medicare Advantage vs traditional Medicare.

Objective: To compare racial and ethnic disparities in cost-related medical care and dental care barriers and use of vision care among near-poor Medicare beneficiaries in Medicare Advantage (MA) vs traditional Medicare (TM) overall and stratified by supplemental insurance enrollment.

Study Design: Cross-sectional analysis of 2015-2019 data from the nationally representative Medicare Current Beneficiary Survey.

Methods: Propensity score-weighted difference-in-disparities analyses comparing Black-White and Hispanic-White disparities in MA vs TM among near-poor Medicare beneficiaries with incomes between 101% and 250% of the federal poverty level.

Use of At-Home Medical Tests Among Older US Adults: A Nationally Representative Survey.

The availability of direct-to-consumer, at-home medical tests has grown over the last decade, but it is unknown how frequently older adults purchase at-home tests, how they perceive such tests, and how interested they are in using at-home tests in the future. We conducted a cross-sectional, nationally representative survey of non-institutionalized US adults aged 50 to 80 about their previous use of, perceptions of, and future intentions to use at-home medical tests. We found that nearly half of older adults (48.