{"id":"W4410801055","doi":"10.2196/66610","title":"A 12-Month Digital Peer-Supported App Intervention to Promote Physical Activity Among Community-Dwelling Older Adults: Follow-Up Study of a Nonrandomized Controlled Trial","year":2025,"lang":"en","type":"article","venue":"JMIR Aging","topic":"Physical Activity and Health","field":"Medicine","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Physical therapy; Medicine; Intervention (counseling); Randomized controlled trial; Physical activity; Grip strength; Gerontology; Physical medicine and rehabilitation","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.004370749,0.002126039,0.005708829,0.001067249,0.001622968,0.001297024,0.001407023,0.002730693,0.00452204],"category_scores_gemma":[0.005879276,0.001130651,0.003290207,0.0007907214,0.001037207,0.00159946,0.001049068,0.002543916,0.001092256],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009153661,"about_ca_system_score_gemma":0.002382517,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002834622,"about_ca_topic_score_gemma":0.004115722,"domain_scores_codex":[0.9970227,0.001146584,0.0003947525,0.0006106808,0.0003737239,0.0004516633],"domain_scores_gemma":[0.9970723,0.0005241706,0.0005353803,0.0004511419,0.0006687112,0.0007482631],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"nonrandomized_trial","study_design_scores_codex":[0.8286304,0.1246153,0.003832099,0.001990175,0.003507606,0.0001256097,0.0004120761,0.0002245542,0.002514637,0.00006283767,0.0007683098,0.03331643],"study_design_scores_gemma":[0.8217437,0.1646934,0.01111242,0.00009109588,0.001145864,0.00002134012,0.00007819506,0.0002445923,0.0003622789,0.00005304947,0.0004338651,0.00002027354],"study_design_candidate":"nonrandomized_trial","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9497908,0.002214226,0.0009933099,0.0002075266,0.0005296047,0.04418835,0.0009762041,0.0001854204,0.0009146612],"genre_scores_gemma":[0.9061663,0.001899691,0.004371922,0.0008113674,0.0008234449,0.08222026,0.001222439,0.00003406702,0.002450478],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.005708829,"threshold_uncertainty_score":0.02311498,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02406676077320554,"score_gpt":0.3514756639883474,"score_spread":0.3274089032151419,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}