{"id":"W2963845700","doi":"10.1136/bmjopen-2019-029613","title":"Patterns of opioid use (codeine, morphine or meperidine) in the Canadian population over time: analysis of the Longitudinal National Population Health Survey 1994–2011","year":2019,"lang":"en","type":"article","venue":"BMJ Open","topic":"Opioid Use Disorder Treatment","field":"Medicine","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"University Health Network","funders":"University Health Network","keywords":"Medicine; Baby boom; Cohort; Population; Codeine; Demography; Cohort study; Cohort effect; Opioid; Pediatrics; Morphine; Environmental health; Anesthesia; 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001445394,0.0004412879,0.0004222198,0.002790806,0.001783179,0.0008698132,0.001431742,0.0004284304,0.001411434],"category_scores_gemma":[0.0029992,0.0004192285,0.001154616,0.00728066,0.0004433797,0.0003941098,0.0009641974,0.000635171,0.0002671446],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01805674,"about_ca_system_score_gemma":0.03166031,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9944645,"about_ca_topic_score_gemma":0.9960747,"domain_scores_codex":[0.9985775,0.00009125054,0.0001008946,0.0002107679,0.0007093988,0.0003102532],"domain_scores_gemma":[0.9972613,0.00009690948,0.0006569974,0.00009819058,0.00159915,0.0002875248],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00006261882,0.00001868543,0.993506,0.00007642022,0.0001501744,0.00003762796,0.0003085179,0.0001091844,0.0001452788,0.00006439797,0.001505503,0.004015591],"study_design_scores_gemma":[0.000002772205,0.000009804812,0.9986947,0.00001779166,0.00003022388,0.00001952354,0.0002430127,0.0001156305,0.00003250125,0.000005738256,0.0008217153,0.00000663821],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9527642,0.002874856,0.0004003137,0.0007556027,0.00003626279,0.0001312707,0.04018331,0.00003963448,0.002814587],"genre_scores_gemma":[0.9797755,0.002298326,0.000896419,0.0001990632,0.00001452871,0.00007774572,0.01527649,0.00001078077,0.001451075],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01805674,"threshold_uncertainty_score":0.1310114,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1068028695308933,"score_gpt":0.3980993819336823,"score_spread":0.291296512402789,"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."}}