{"id":"W4388857476","doi":"10.1093/ibd/izad281","title":"The Use of Placebo in Clinical Trials of Inflammatory Bowel Disease","year":2023,"lang":"en","type":"article","venue":"Inflammatory Bowel Diseases","topic":"Biomedical Ethics and Regulation","field":"Medicine","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Population Health Research Institute; Lawson Health Research Institute; Western University","funders":"","keywords":"Inflammatory bowel disease; Medicine; Clinical trial; Placebo; Disease; Inflammatory Bowel Diseases; Intensive care medicine; Internal medicine; Alternative medicine; Pathology","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":"codex-gemma-dda1882f352a","candidate_categories":["metaresearch"],"consensus_categories":[],"category_scores_codex":[0.004718807,0.0002071712,0.0006685453,0.0002875939,0.00009238859,0.00002483241,0.0002032501,0.0002670214,0.00006471339],"category_scores_gemma":[0.01113577,0.0001338227,0.0005974369,0.0003519077,0.001817909,0.0001494615,0.0001381421,0.000349323,0.00003101364],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003881093,"about_ca_system_score_gemma":0.0009636083,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001383013,"about_ca_topic_score_gemma":0.00002665184,"domain_scores_codex":[0.9949498,0.001046307,0.002519925,0.0003161269,0.0008396448,0.0003281861],"domain_scores_gemma":[0.9931734,0.004562128,0.0007713198,0.0006949806,0.0002314694,0.0005666713],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.007385089,0.000469659,0.9521722,0.00162288,0.0002764154,0.000399842,0.0002245774,0.0004937396,0.0005716213,0.005848906,0.01101033,0.0195248],"study_design_scores_gemma":[0.002889878,0.00006919401,0.9762589,0.0006324304,0.0002163793,0.000001001672,0.0001027003,0.004778801,0.00006159626,0.001833983,0.01301748,0.0001376205],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9936841,0.001037368,0.00001783194,0.003320676,0.0005536014,0.001059179,0.0001738656,0.0001061227,0.00004729725],"genre_scores_gemma":[0.9970766,0.001659903,0.00003045674,0.0002012274,0.0003382432,0.00008250643,0.0001058228,0.00003710346,0.0004681142],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0240868,"threshold_uncertainty_score":0.9971939,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1146018003386026,"score_gpt":0.3884736833040756,"score_spread":0.2738718829654729,"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."}}