{"id":"W7119574516","doi":"10.82451/k5753","title":"Xylazine Usage and Awareness Among People Who Use Drugs in Denver, Colorado","year":2025,"lang":"en","type":"article","venue":"","topic":"Veterinary Pharmacology and Anesthesia","field":"Veterinary","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Centre for Addiction and Mental Health","funders":"","keywords":"Xylazine; Heroin; Harm reduction; Harm; Agency (philosophy); Public health; Drug","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003630894,0.0001006689,0.0001561008,0.0007079746,0.001445601,0.0006194625,0.000280677,0.000483068,0.002285892],"category_scores_gemma":[0.0009726954,0.0001984913,0.00014675,0.0007176319,0.0004392942,0.0004449734,0.0005967321,0.00055891,0.0001958589],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001343224,"about_ca_system_score_gemma":0.001297499,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.3464819,"about_ca_topic_score_gemma":0.4319915,"domain_scores_codex":[0.9996389,0.00007124256,0.00003560917,0.00006010151,0.00009274324,0.0001013697],"domain_scores_gemma":[0.9987183,0.0001501331,0.0004809755,0.00003133389,0.0003251763,0.0002941336],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0000172119,0.00006974909,0.9854857,0.00005366194,0.0000115951,0.0001350881,0.009339871,0.00001428146,0.000288603,0.00003200538,0.0007238026,0.003828534],"study_design_scores_gemma":[0.000001460644,0.00004849753,0.9816346,0.00005267149,0.000007700223,0.0001603563,0.01684723,0.0000303466,0.00005050718,0.000007115766,0.001156233,0.000003271858],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9977059,0.0002341854,0.00001999862,0.0003436655,0.000006516532,0.00002078005,0.0002744663,0.000002136425,0.001392317],"genre_scores_gemma":[0.9985667,0.0004063155,0.00006378076,0.0002162042,0.000007459112,0.00002615381,0.00016483,0.000001233447,0.0005472985],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3464819,"threshold_uncertainty_score":0.6889304,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03568002358905615,"score_gpt":0.3296335734147092,"score_spread":0.2939535498256531,"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."}}