{"doi":"10.1002/alz.70451","title":"Nearly 4 in 10 extended families of older adults in the United States include an older relative with dementia","abstract":"INTRODUCTION: The growing number of older adults with dementia could have implications for their family members, many of whom will be called upon to provide care. METHODS: Leveraging the familial design of the 2021 Panel Study of Income Dynamics, we estimate dementia prevalence among older adults, their households, immediate families, and extended families. RESULTS: About 21% of adults ages 65 and older have dementia. About 26% of both households and immediate families with an adult age 65 and older include an individual with dementia. This figure rises to 37% among extended families of older adults. Among those with older adults, less-educated households and families have higher dementia rates than do more-educated ones; extended families with racial/ethnic minorities have higher dementia rates than do their non-Hispanic White counterparts. DISCUSSION: Nearly four in 10 extended families of older adults include someone with dementia, potentially placing family members at risk of becoming caregivers. HIGHLIGHTS: We provide the first national estimates of dementia in extended families. About 26% of immediate families with an older adult include someone with dementia. Nearly four in 10 extended families of older adults include someone with dementia. Findings have implications for targeting care-related supports to families.","journal":"Alzheimer s & Dementia","year":2025,"id":528496,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":2,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.823,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2025-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":877503,"name":"Sarah Patterson","orcid":"0000-0002-5040-7576","position":1,"is_corresponding":false},{"id":638501,"name":"Vicki A. Freedman","orcid":"0000-0002-4604-4207","position":2,"is_corresponding":false},{"id":431784,"name":"Esther M. Friedman","orcid":"0000-0001-6813-6471","position":0,"is_corresponding":true}],"reference_count":13,"raw_metadata":null,"created_at":"2026-07-19T02:50:48.492873Z","pmid":"40678900","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}