{"id":"W4410038817","doi":"10.1136/bmjment-2025-301600","title":"Trends and socioeconomic inequalities in acute mental health service use in Canada, 2004–2019: a nationally representative retrospective cohort study","year":2025,"lang":"en","type":"article","venue":"BMJ Mental Health","topic":"Mental Health Treatment and Access","field":"Psychology","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Public Health Ontario; University of Toronto; Douglas Mental Health University Institute; McGill University; McGill University Health Centre","funders":"Canadian Institutes of Health Research","keywords":"Medicine; Demography; Socioeconomic status; Mental health; Emergency department; Inequality; Population; Depression (economics); Environmental health; Psychiatry","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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.001118823,0.0003125653,0.0007681269,0.0005143661,0.0003766776,0.00004232032,0.0001826298,0.00006424003,0.0003245054],"category_scores_gemma":[0.000006146342,0.0003279893,0.00003649321,0.0005436875,0.00005065946,0.0003434073,0.0001388367,0.0003177246,0.00001432733],"about_ca_system_candidate":true,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01118184,"about_ca_system_score_gemma":0.001782746,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9737495,"about_ca_topic_score_gemma":0.990392,"domain_scores_codex":[0.9961529,0.0008120589,0.001152733,0.0008103811,0.0003448293,0.00072711],"domain_scores_gemma":[0.9988637,0.0001548853,0.0004152502,0.00030671,0.00003487353,0.0002245593],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0005279228,0.0007415912,0.946958,0.00007094537,0.000171259,0.00002372727,0.01510381,0.000001827513,4.917268e-7,0.001179887,0.03258034,0.002640217],"study_design_scores_gemma":[0.00514331,0.0004214004,0.9666163,0.0001278653,0.000008164498,0.00001044899,0.02708865,0.00006346447,0.00000223496,0.0001153309,0.0002078898,0.0001949574],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9643784,0.0008231542,0.000001001195,0.02707397,0.0008784995,0.004170123,0.001084512,0.00002503892,0.001565338],"genre_scores_gemma":[0.9840988,0.0001695287,0.0000661285,0.008374723,0.00003179423,0.0006523995,0.0007659123,0.00002350677,0.0058172],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03237245,"threshold_uncertainty_score":0.9999172,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03822354798507115,"score_gpt":0.426268049466295,"score_spread":0.3880445014812238,"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."}}