{"id":"W2123787529","doi":"10.1093/aje/kwp186","title":"Proportional Hazards Frailty Models for Recurrent Methadone Maintenance Treatment","year":2009,"lang":"en","type":"article","venue":"American Journal of Epidemiology","topic":"Substance Abuse Treatment and Outcomes","field":"Medicine","cited_by":104,"is_retracted":false,"has_abstract":true,"ca_institutions":"Centre for Advancing Health Outcomes; Providence Health Care Research Institute; Providence Health Care","funders":"","keywords":"Discontinuation; Medicine; Methadone; Methadone maintenance; Socioeconomic status; Comorbidity; Proportional hazards model; Population; Medical record; Emergency medicine; Demography; Pediatrics; Internal medicine; Psychiatry; Environmental health","routes":{"ca_aff":true,"ca_fund":false,"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":[0.01572098,0.001358849,0.00151552,0.002459476,0.0009501422,0.001526988,0.003031205,0.001657285,0.006036757],"category_scores_gemma":[0.03475633,0.0009056157,0.00278079,0.001133491,0.0009027562,0.001227534,0.002403845,0.003157579,0.000977837],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00144055,"about_ca_system_score_gemma":0.002745061,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.03346061,"about_ca_topic_score_gemma":0.01670879,"domain_scores_codex":[0.9958877,0.002566019,0.0001404342,0.0004985448,0.0002569259,0.0006504201],"domain_scores_gemma":[0.9816055,0.01314576,0.002317196,0.001007239,0.001059005,0.0008654185],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.002916198,0.0009187252,0.3157125,0.0004089287,0.00267662,0.001981775,0.00183718,0.529598,0.0007004082,0.04944126,0.01356675,0.08024175],"study_design_scores_gemma":[0.0002576942,0.0003107301,0.02072562,0.00007314508,0.0002612249,0.0002121401,0.000228852,0.95821,0.00007936115,0.01738861,0.002206554,0.00004615447],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7141858,0.003134227,0.2663892,0.005628418,0.0006956189,0.0008001945,0.004602204,0.0007865934,0.003777687],"genre_scores_gemma":[0.9676926,0.0008988059,0.0185429,0.0003557133,0.0003099328,0.0008365999,0.00279063,0.0000861291,0.00848669],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03346061,"threshold_uncertainty_score":0.08314145,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1010108491961646,"score_gpt":0.3928858308501469,"score_spread":0.2918749816539823,"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."}}