{"id":"W6904924707","doi":"10.14288/1.0361763","title":"Crystal methamphetamine initiation among street-involved youth","year":2017,"lang":"en","type":"article","venue":"Open Collections","topic":"Substance Abuse Treatment and Outcomes","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Methamphetamine; Hazard ratio; Prospective cohort study; Proportional hazards model; Cohort; Cohort study","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":[0.0003995093,0.0001842112,0.0003048666,0.0009390308,0.0007251549,0.0007452385,0.0004101152,0.0003131987,0.001723703],"category_scores_gemma":[0.001243825,0.0003093303,0.0005080315,0.001055145,0.0003026417,0.000297718,0.0005833855,0.0004965,0.0002013531],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001012525,"about_ca_system_score_gemma":0.001243019,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.1392967,"about_ca_topic_score_gemma":0.2381562,"domain_scores_codex":[0.9996417,0.00004931101,0.00002531351,0.00005448792,0.0001166219,0.0001126502],"domain_scores_gemma":[0.9987155,0.0001016511,0.0006059795,0.00004598212,0.0002479723,0.0002828583],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00001254241,0.00001083425,0.9991577,0.0000053834,0.000006546173,0.00004206728,0.00007504556,0.000009079001,0.00004116544,0.000005808361,0.00005765983,0.0005762462],"study_design_scores_gemma":[0.000001152714,0.00001978755,0.9994988,0.00001378848,0.000006541256,0.0001132776,0.000186543,0.00006122633,0.00002849413,0.000007595924,0.00006140257,0.000001284098],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9991025,0.0001847224,0.00002882328,0.00002679483,0.000002097421,0.00001071138,0.0003531111,0.000003053377,0.0002882167],"genre_scores_gemma":[0.9990971,0.0003128427,0.00005071779,0.00001553197,0.000003407508,0.000006276985,0.0003533176,0.000001475256,0.0001593586],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1392967,"threshold_uncertainty_score":0.2769718,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06887554725629051,"score_gpt":0.3188091937736919,"score_spread":0.2499336465174014,"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."}}