{"id":"W4282967199","doi":"10.3389/fnagi.2022.883131","title":"Avoid or Embrace? Practice Effects in Alzheimer’s Disease Prevention Trials","year":2022,"lang":"en","type":"article","venue":"Frontiers in Aging Neuroscience","topic":"Dementia and Cognitive Impairment Research","field":"Medicine","cited_by":14,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"Eli Lilly and Company","keywords":"Observational study; Cognition; Clinical trial; Medicine; Cognitive decline; Randomized controlled trial; Expectancy theory; Psychology; Disease; Clinical study design; Dementia; Psychiatry; Internal medicine","routes":{"ca_aff":true,"ca_fund":false,"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":["metaresearch"],"consensus_categories":["metaresearch"],"category_scores_codex":[0.4802551,0.001174885,0.00333231,0.001174727,0.001202576,0.005152779,0.003189886,0.005684632,0.002833121],"category_scores_gemma":[0.5826346,0.001273176,0.004454252,0.002334411,0.004993693,0.00673635,0.003542601,0.006187117,0.000435373],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002755777,"about_ca_system_score_gemma":0.006891765,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001162513,"about_ca_topic_score_gemma":0.002779713,"domain_scores_codex":[0.3453209,0.6048867,0.02438613,0.008791636,0.01520372,0.001410888],"domain_scores_gemma":[0.338147,0.5478486,0.05925677,0.04121837,0.009697494,0.003831748],"domain_codex":"methods","domain_gemma":"methods","domain_candidate":"methods","domain_consensus":"methods","study_design_codex":"design_other","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.02564286,0.001960915,0.08426725,0.01802316,0.02681852,0.0007217821,0.006658554,0.01757997,0.002677958,0.08440671,0.01299806,0.7182443],"study_design_scores_gemma":[0.03667756,0.05350084,0.119739,0.0276825,0.01963958,0.001568119,0.00197713,0.0646494,0.006394828,0.4386773,0.2287214,0.0007724203],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2262662,0.1192042,0.4754685,0.1153984,0.006942644,0.02067561,0.00112094,0.001313168,0.03361039],"genre_scores_gemma":[0.6978153,0.006573559,0.248804,0.02650178,0.002056421,0.01633547,0.0002132585,0.0001691846,0.001531061],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.5197449,"threshold_uncertainty_score":0.640938,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06352174536354287,"score_gpt":0.3970478596561248,"score_spread":0.3335261142925819,"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."}}