{"id":"W4408121512","doi":"10.1017/cjn.2025.40","title":"The Healthcare Cost of Migraine: A Retrospective Cohort Study from Alberta, Canada","year":2025,"lang":"en","type":"article","venue":"Canadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques","topic":"Migraine and Headache Studies","field":"Medicine","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta; University of Calgary","funders":"University of Alberta; Government of Alberta; Alberta Health Services","keywords":"Retrospective cohort study; Migraine; Health care; Cohort; Medicine; Family medicine; Business; Economics; Psychiatry; Surgery; Internal medicine; Economic growth","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":true,"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":[0.001071272,0.0006172651,0.0006526131,0.002174643,0.002607009,0.001732292,0.001673015,0.0006474791,0.001426515],"category_scores_gemma":[0.002083382,0.0006005842,0.0009980828,0.006778975,0.0007100036,0.0004196791,0.0008612317,0.0009951171,0.0002618341],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.02729109,"about_ca_system_score_gemma":0.02862807,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9933067,"about_ca_topic_score_gemma":0.9937237,"domain_scores_codex":[0.9985575,0.0001191706,0.0001029447,0.0002425244,0.0006307851,0.0003470746],"domain_scores_gemma":[0.9979097,0.00010018,0.0004924856,0.0001383078,0.0009649687,0.0003942178],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00006488818,0.00002318143,0.9968705,0.00002277121,0.00009843997,0.00008981673,0.0001399026,0.0001045712,0.00004683283,0.00006477368,0.001224722,0.0012497],"study_design_scores_gemma":[0.00001478151,0.00001875247,0.9982617,0.00003955261,0.00007058026,0.0001072605,0.000366952,0.0003722631,0.0000182338,0.00002837239,0.000689952,0.00001145448],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9732997,0.002172222,0.0002732176,0.000569069,0.00003612922,0.0001413096,0.02083884,0.0000240894,0.002645566],"genre_scores_gemma":[0.9889142,0.001385346,0.000391091,0.0002862639,0.0000203923,0.00005461885,0.008065834,0.00000903554,0.0008732185],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02729109,"threshold_uncertainty_score":0.1980116,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02377142553279372,"score_gpt":0.2946982062858897,"score_spread":0.270926780753096,"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."}}