{"id":"W2790061937","doi":"10.1093/jcag/gwy008.042","title":"A41 THE PRESENCE OF MELENA PREDICTS A PROXIMAL BLEEDING SITE AMONG PATIENTS WITH OBSCURE GASTROINTESTINAL BLEEDING: RESULTS OF A RETROSPECTIVE COHORT STUDY","year":2018,"lang":"en","type":"article","venue":"Journal of the Canadian Association of Gastroenterology","topic":"Garlic and Onion Studies","field":"Agricultural and Biological Sciences","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Western University; London Health Sciences Centre","funders":"","keywords":"Melena; Hematochezia; Medicine; Gastrointestinal bleeding; Capsule endoscopy; Enteroscopy; Retrospective cohort study; Internal medicine; Gastroenterology; Blood transfusion; Upper gastrointestinal bleeding; Double-balloon enteroscopy; Surgery; Endoscopy; Colonoscopy","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":[],"consensus_categories":[],"category_scores_codex":[0.001749669,0.0001122997,0.0004137171,0.00004221628,0.0001981042,0.00001390719,0.0003855854,0.00005013074,0.00001304612],"category_scores_gemma":[0.0009923811,0.00003814846,0.0001237134,0.0002410648,0.0003191004,0.0001037987,0.00007419891,0.000252837,2.664326e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002409478,"about_ca_system_score_gemma":0.00006586872,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.007815403,"about_ca_topic_score_gemma":0.3406906,"domain_scores_codex":[0.997968,0.0003383561,0.0006638239,0.0001423961,0.0006022165,0.0002852333],"domain_scores_gemma":[0.9953631,0.000170434,0.002488203,0.00007258849,0.001800221,0.0001054753],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0004738305,0.0001235106,0.9964536,0.000002654661,0.0002058486,9.110111e-7,0.0006743543,0.000006293646,0.0002854457,0.000003959793,0.001741778,0.00002775079],"study_design_scores_gemma":[0.001040009,0.006595246,0.9912661,0.00009456525,0.0001100778,0.00000766583,0.0007445848,0.00001834633,0.0000413516,0.00001418636,0.00003624508,0.00003157365],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9974801,0.000003229781,0.000001534211,0.001711148,0.0001862539,0.0003775652,0.0001170419,0.000002376891,0.000120769],"genre_scores_gemma":[0.9996209,0.000002949984,0.0000454439,0.00005151094,0.000175809,0.000002911652,0.000002162991,0.000001328249,0.0000969641],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3328752,"threshold_uncertainty_score":0.9987916,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008181372673358655,"score_gpt":0.1944396071091667,"score_spread":0.186258234435808,"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."}}