{"id":"W2883378032","doi":"10.1503/cmaj.171400","title":"How placebo characteristics can influence estimates of intervention effects in trials","year":2018,"lang":"en","type":"article","venue":"Canadian Medical Association Journal","topic":"Pain Management and Placebo Effect","field":"Neuroscience","cited_by":43,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Institute for Health and Care Research","keywords":"Psychological intervention; Placebo; Clinical trial; Intervention (counseling); Medicine; Alternative medicine; Computer science; Physical therapy; Pathology; Psychiatry","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":["metaresearch"],"consensus_categories":["metaresearch"],"category_scores_codex":[0.6882737,0.003805149,0.008890877,0.005837395,0.002359874,0.01842079,0.00607238,0.01485875,0.01534834],"category_scores_gemma":[0.9153815,0.004163221,0.01313296,0.006976165,0.0136017,0.01817778,0.008002968,0.01666012,0.003178752],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.007178383,"about_ca_system_score_gemma":0.006249211,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003468526,"about_ca_topic_score_gemma":0.002533466,"domain_scores_codex":[0.1505097,0.7444272,0.04520274,0.02550413,0.03213374,0.002222472],"domain_scores_gemma":[0.03575855,0.914875,0.02201939,0.02118561,0.005488312,0.0006730689],"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":[0.02557178,0.0006312759,0.06295662,0.03695905,0.06742575,0.001285743,0.006878458,0.02890764,0.001227703,0.2737372,0.0380382,0.4563806],"study_design_scores_gemma":[0.01141154,0.003612706,0.03758139,0.02189663,0.0353292,0.001369489,0.0009985571,0.04513468,0.003131523,0.7669728,0.07175571,0.0008057833],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.02109709,0.1343675,0.7211298,0.06559934,0.01303809,0.01011072,0.003616207,0.001989274,0.02905191],"genre_scores_gemma":[0.6019895,0.01781461,0.3043447,0.03769162,0.01260634,0.01733119,0.001856228,0.001387315,0.004978574],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.3117263,"threshold_uncertainty_score":0.3844141,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01758391652096884,"score_gpt":0.2818889692632067,"score_spread":0.2643050527422379,"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."}}