{"id":"W1996144992","doi":"10.1007/s11524-006-9060-7","title":"Volunteering: A Physical Activity Intervention for Older Adults—The Experience Corps® Program in Baltimore","year":2006,"lang":"en","type":"article","venue":"Journal of Urban Health","topic":"Physical Activity and Health","field":"Medicine","cited_by":162,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"Johns Hopkins University; Corporation for National and Community Service; McGill University; Retirement Research Foundation; Hartford Foundation for Public Giving; John A. Hartford Foundation","keywords":"Gerontology; Physical activity; Randomized controlled trial; Health promotion; Medicine; Promotion (chess); Intervention (counseling); Psychology; Physical therapy; Public health; Nursing","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003748726,0.0001154912,0.0004908795,0.00008333204,0.0000869788,0.00001632507,0.00009808208,0.00004353277,0.000005580034],"category_scores_gemma":[0.00007179581,0.00007747686,0.0002470263,0.0002058599,0.00006518306,0.0001993619,0.00001730213,0.0004928345,0.000001469364],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003313141,"about_ca_system_score_gemma":0.0002515015,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0007293954,"about_ca_topic_score_gemma":0.0001728116,"domain_scores_codex":[0.9987546,0.00008157264,0.0003959671,0.0001467359,0.0002875794,0.0003335439],"domain_scores_gemma":[0.9989609,0.0001330575,0.0004804063,0.0001344445,0.0001253912,0.0001657896],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.008491951,0.05246555,0.08037883,0.004028587,0.00007724328,0.00007285392,0.0173742,0.0000459402,0.001087889,0.001840516,0.02114825,0.8129882],"study_design_scores_gemma":[0.00651006,0.007787994,0.9643226,0.00184792,0.00003008058,0.0001242149,0.0008585465,0.01171838,0.0007322266,0.0004877491,0.005433653,0.0001465191],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9916477,0.0002059933,0.001389473,0.005546311,0.0001635509,0.0009851621,0.000004435949,0.00001761411,0.00003972544],"genre_scores_gemma":[0.9981776,0.00001613339,0.0005261976,0.000223625,0.0008960072,0.00005842632,0.000002716273,0.00001344112,0.00008577637],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.8839438,"threshold_uncertainty_score":0.3159415,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03434538028835612,"score_gpt":0.3754261150681796,"score_spread":0.3410807347798235,"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."}}