{"id":"W2895432829","doi":"10.1111/dar.12864","title":"Urine drug screening for early detection of unwitting use of fentanyl and its analogues among people who inject heroin in Sydney, Australia","year":2018,"lang":"en","type":"article","venue":"Drug and Alcohol Review","topic":"Opioid Use Disorder Treatment","field":"Medicine","cited_by":18,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Drug and Alcohol Research Centre; National Health and Medical Research Council; Medical Research Council; National Drug Research Institute; Australian Government; Burnet Institute","keywords":"Heroin; Fentanyl; Drug; Urine; Medicine; Emergency medicine; Psychiatry; Anesthesia; Internal medicine","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00115197,0.0002148236,0.0002180703,0.0009223603,0.0006195561,0.0003901962,0.0005391342,0.0003305445,0.0008129675],"category_scores_gemma":[0.002282173,0.000366479,0.0002310026,0.0004210678,0.0004345868,0.0003823131,0.0007793553,0.0003321309,0.0001780342],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001036,"about_ca_system_score_gemma":0.002787941,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.102589,"about_ca_topic_score_gemma":0.1710395,"domain_scores_codex":[0.9990742,0.0003896053,0.00008630546,0.00009867265,0.0002396483,0.0001115122],"domain_scores_gemma":[0.9984756,0.0001564031,0.0005101034,0.00004714314,0.0005038315,0.0003068223],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005016724,0.00014645,0.9801704,0.0001689117,0.00002613676,0.00039119,0.004126704,0.00007869086,0.002199887,0.00004519034,0.0007302626,0.01186594],"study_design_scores_gemma":[0.000004396286,0.0002936935,0.9969795,0.00005587424,0.00001119525,0.0003172348,0.001404458,0.0002706635,0.0002554945,0.00002400379,0.0003774161,0.000006075004],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9973182,0.0002239107,0.0003013139,0.0002803938,0.000008655527,0.0002590421,0.0001463967,0.00001198751,0.001450102],"genre_scores_gemma":[0.9976792,0.0002577561,0.001040126,0.0001764834,0.000007005835,0.00009554135,0.00008009346,0.000001679211,0.0006621336],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.102589,"threshold_uncertainty_score":0.2039838,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05703996270748701,"score_gpt":0.3317332400670921,"score_spread":0.2746932773596051,"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."}}