{"id":"W2135741427","doi":"10.1155/2012/349324","title":"Predictors of a Variceal Source among Patients Presenting with Upper Gastrointestinal Bleeding","year":2012,"lang":"en","type":"article","venue":"Canadian Journal of Gastroenterology","topic":"Liver Disease and Transplantation","field":"Medicine","cited_by":30,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University Health Centre; Montreal General Hospital","funders":"","keywords":"Medicine; Melena; Upper gastrointestinal bleeding; Hematochezia; Internal medicine; Gastrointestinal bleeding; Retrospective cohort study; Endoscopy; Population; Varices; Liver disease; Logistic regression; Therapeutic endoscopy; Surgery; Gastroenterology; Cirrhosis; Colonoscopy","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"about_ca":true,"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":[0.0004638419,0.0002848741,0.0002953438,0.0007979514,0.0005332584,0.0006665362,0.0004643263,0.0004032658,0.001923867],"category_scores_gemma":[0.003540188,0.0002456897,0.0003115631,0.001479201,0.0003834977,0.0003218554,0.0003516083,0.0006419164,0.0001579379],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001220654,"about_ca_system_score_gemma":0.002581482,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.09179078,"about_ca_topic_score_gemma":0.1013609,"domain_scores_codex":[0.9996107,0.00005880533,0.00003622242,0.00005815948,0.0001367079,0.00009937923],"domain_scores_gemma":[0.9974051,0.0004607918,0.001209564,0.00006626582,0.0003568113,0.0005013921],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002108748,0.00000608143,0.9996238,0.000002526216,0.000005266432,0.00004558868,0.00001012374,0.00001383782,0.00002434921,0.000002384229,0.00003541268,0.0002096535],"study_design_scores_gemma":[0.00000391607,0.00003544675,0.9992226,0.000006697259,0.00001279388,0.0003192718,0.0001201627,0.0001669388,0.00002645167,0.000006366207,0.00007702924,0.000002307247],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9991176,0.0001943285,0.00004471091,0.00009213803,0.00000377611,0.000009011312,0.0002391219,0.00000271282,0.000296528],"genre_scores_gemma":[0.9994968,0.0001023593,0.00006267994,0.00001730767,0.000009771355,0.000003248487,0.0002666074,0.000001119307,0.00004004953],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.09179078,"threshold_uncertainty_score":0.182513,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0073148441746329,"score_gpt":0.1988434095366914,"score_spread":0.1915285653620585,"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."}}