{"doi":"10.1093/aje/kwae236","title":"Participation in physical, cognitive, and social activities and the association with mobility disability transitions in older adults","abstract":"Development of late-life mobility disability is a dynamic process of transitions between worsening and improving. We tested associations between participation in physical, social, and cognitive activity with mobility disability transitions. Participants (N=2,758, age 78.1 years [SD: 7.7]) from two Rush Alzheimer's Disease Center cohorts completed annual mobility disability questionnaires for 7.6 (SD: 4.4) years. First-order Markov transition models tested associations between baseline self-reported physical, social, and cognitive activity with bidirectional transitions in mobility disability score increases (worsening) and decreases (improving) between consecutive visits. Overall, 75.5% of participants experienced ≥1 transition among 18,318 pairs of consecutive visits-4,174 of which were worsening and 2,606 were improving transitions. Adjusting for covariates, higher participation in each activity type was associated with lower odds of worsening (physical OR=0.71, 95% CI: 0.67-0.75; social OR=0.64, 95% CI: 0.58-0.70; and cognitive OR=0.79, 95% CI: 0.74-0.85), and higher odds of improving (physical OR=1.20, 95% CI: 1.11-1.28; social OR=1.45, 95% CI: 1.30-1.61; and cognitive OR=1.12, 95% CI: 1.03-1.22) in separate models. In combined models, physical and social activity remained associated with worsening and improving; cognitive activity was only associated with worsening. Physical, social, and cognitive activity engagement contributes to lower odds of worsening mobility disability and may promote recovery.","journal":"American Journal of Epidemiology","year":2024,"id":473729,"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":1,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.839,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2024-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":287749,"name":"Tianhao Wang","orcid":"0000-0002-1831-8266","position":1,"is_corresponding":false},{"id":711598,"name":"Victoria N. Poole","orcid":"0000-0003-0974-2564","position":2,"is_corresponding":false},{"id":282469,"name":"Melissa Lamar","orcid":"0000-0001-6130-5543","position":3,"is_corresponding":false},{"id":284810,"name":"Raj C. Shah","orcid":"0000-0001-9706-9730","position":4,"is_corresponding":false},{"id":325844,"name":"Lisa L. Barnes","orcid":"0000-0002-0072-9817","position":5,"is_corresponding":false},{"id":321317,"name":"Bryan D. James","orcid":"0000-0003-1932-151X","position":6,"is_corresponding":false},{"id":376094,"name":"Brittney S. Lange‐Maia","orcid":"0000-0001-6642-7558","position":0,"is_corresponding":true}],"reference_count":30,"raw_metadata":null,"created_at":"2026-07-19T02:06:04.967429Z","pmid":"39049441","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":[]}