{"id":"W2624422566","doi":"10.1016/j.neurobiolaging.2017.05.023","title":"Long-term changes in time spent walking and subsequent cognitive and structural brain changes in older adults","year":2017,"lang":"en","type":"article","venue":"Neurobiology of Aging","topic":"Advanced Neuroimaging Techniques and Applications","field":"Medicine","cited_by":56,"is_retracted":false,"has_abstract":false,"ca_institutions":"Vancouver Coastal Health Research Institute; University of British Columbia; Vancouver Coastal Health","funders":"National Institute of Nursing Research; National Institute on Aging; Canadian Institutes of Health Research","keywords":"Cognition; Cognitive decline; White matter; Brain size; Effects of sleep deprivation on cognitive performance; Diffusion MRI; Psychology; Neuroimaging; Gerontology; Physical medicine and rehabilitation; Demographics; Medicine; Magnetic resonance imaging; Physical therapy; Dementia; Demography; Internal medicine; Psychiatry","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002082308,0.0002862817,0.0002690884,0.0004634431,0.0003064329,0.0003941547,0.0001970993,0.0005104496,0.0008074867],"category_scores_gemma":[0.0008201141,0.0001446425,0.0002288704,0.0004873758,0.0001593094,0.0003964608,0.0003743029,0.0004176664,0.0001913983],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001931435,"about_ca_system_score_gemma":0.0001430649,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008927009,"about_ca_topic_score_gemma":0.01895777,"domain_scores_codex":[0.9999236,0.00001001895,0.0000102162,0.00002428549,0.00001113118,0.00002077929],"domain_scores_gemma":[0.9996945,0.00002443668,0.0001297325,0.00001481145,0.00004965297,0.00008678192],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001291188,0.0002889736,0.9847947,0.0000564558,0.0002233134,0.0003191355,0.0004933806,0.0001313964,0.002516698,0.00002793371,0.0001430203,0.009713818],"study_design_scores_gemma":[0.000002048703,0.0001157782,0.99958,0.000002737181,0.00001733666,0.00006094763,0.00009126814,0.00003440656,0.00003947467,0.00001913911,0.00003502416,0.000001831489],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.999198,0.0003563681,0.00004199595,0.00001591777,0.000004040789,0.000003678563,0.0001760997,0.000001652445,0.0002022481],"genre_scores_gemma":[0.998983,0.0002080009,0.00006271957,0.00001697261,0.000007804427,0.00000873381,0.0002787269,8.9959e-7,0.0004330793],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008927009,"threshold_uncertainty_score":0.01775008,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03544485928355749,"score_gpt":0.3413519391574788,"score_spread":0.3059070798739213,"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."}}