{"id":"W1998195769","doi":"10.1016/j.drugpo.2010.03.002","title":"An external evaluation of a peer-run outreach-based syringe exchange in Vancouver, Canada","year":2010,"lang":"en","type":"article","venue":"International Journal of Drug Policy","topic":"HIV, Drug Use, Sexual Risk","field":"Medicine","cited_by":80,"is_retracted":false,"has_abstract":false,"ca_institutions":"AIDS Vancouver; St. Paul's Hospital; University of British Columbia","funders":"National Institute on Drug Abuse; Canadian Institutes of Health Research; National Institutes of Health; Michael Smith Health Research BC","keywords":"Gee; Heroin; Outreach; Medicine; Syringe; Generalized estimating equation; Harm reduction; Confidence interval; Odds ratio; Demography; Environmental health; Human immunodeficiency virus (HIV); Family medicine; Psychiatry; Internal medicine; Drug","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.01263145,0.001065747,0.001272901,0.001424427,0.01161363,0.003281886,0.003746636,0.002550904,0.008812367],"category_scores_gemma":[0.02772786,0.001056228,0.0007942527,0.001856858,0.002586378,0.001166032,0.003426214,0.002721788,0.001124423],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.05299647,"about_ca_system_score_gemma":0.1498197,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9184338,"about_ca_topic_score_gemma":0.9610287,"domain_scores_codex":[0.9856138,0.006156652,0.0005798659,0.0009585387,0.004024576,0.002666735],"domain_scores_gemma":[0.9626227,0.006826869,0.001272663,0.001818606,0.01843527,0.009023928],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"qualitative","study_design_scores_codex":[0.04223823,0.1377478,0.2145821,0.004928084,0.001409816,0.002960721,0.0668832,0.008386451,0.007550733,0.002857832,0.0234143,0.4870408],"study_design_scores_gemma":[0.0235488,0.15032,0.6140187,0.002647104,0.001863469,0.0005166523,0.1040015,0.01407697,0.007770278,0.001426816,0.07915224,0.0006574314],"study_design_candidate":"qualitative","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9638847,0.0002434699,0.001021223,0.001043108,0.0001448944,0.02118368,0.001515515,0.0001532019,0.01081033],"genre_scores_gemma":[0.9651464,0.000687685,0.005277793,0.001543122,0.00009639807,0.008402201,0.001384468,0.00008937676,0.01737259],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.08156621,"threshold_uncertainty_score":0.3845181,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03733457386153643,"score_gpt":0.3947497487596323,"score_spread":0.3574151748980959,"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."}}