{"id":"W2891271377","doi":"10.1186/s12954-018-0252-8","title":"Evaluation of a fentanyl drug checking service for clients of a supervised injection facility, Vancouver, Canada","year":2018,"lang":"en","type":"article","venue":"Harm Reduction Journal","topic":"Opioid Use Disorder Treatment","field":"Medicine","cited_by":215,"is_retracted":false,"has_abstract":true,"ca_institutions":"Vancouver Coastal Health; Public Health Agency of Canada; St. Paul's Hospital; University of British Columbia","funders":"Vancouver Coastal Health","keywords":"Medicine; Harm reduction; Fentanyl; Public health; Heroin; Emergency medicine; Drug; Medical emergency; Drug overdose; Odds ratio; Environmental health; Poison control; Psychiatry; Anesthesia; Nursing; Internal medicine","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0009230187,0.0001087967,0.0002231751,0.0001311379,0.000121128,0.000007944117,0.00005478479,0.00003946892,0.0002594033],"category_scores_gemma":[0.0001300027,0.00009959154,0.00008658913,0.0002578268,0.0000326771,0.0001286154,0.00001287528,0.0001074295,0.000001583014],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007769471,"about_ca_system_score_gemma":0.00178944,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.03210895,"about_ca_topic_score_gemma":0.0203456,"domain_scores_codex":[0.9982114,0.00009828719,0.0004591221,0.0001582479,0.0009176967,0.0001552251],"domain_scores_gemma":[0.9964812,0.00001321642,0.0003214886,0.0001571499,0.002929494,0.00009748858],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.00844834,0.00622428,0.03474443,0.002861243,0.004139379,0.000009414885,0.1237385,0.003573916,0.3374102,0.00003532488,0.1293017,0.3495133],"study_design_scores_gemma":[0.04624936,0.003893228,0.07742394,0.0016797,0.006597318,0.001348042,0.1589998,0.03422593,0.6586652,0.001581699,0.008591147,0.0007446579],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.995223,0.0001530431,0.0002758341,0.0003745863,0.003072191,0.0006397707,0.00003681068,0.000008743048,0.0002160382],"genre_scores_gemma":[0.998774,0.00002354125,0.0006364632,0.00004346018,0.0003123756,0.0000251682,0.00002667136,0.00001084325,0.0001474555],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3487686,"threshold_uncertainty_score":0.9975305,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04283234423191682,"score_gpt":0.3182588929075641,"score_spread":0.2754265486756473,"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."}}