{"id":"W4415731909","doi":"10.1111/jgs.70191","title":"Applying the Canadian Head <scp>CT</scp> Criteria to Older Adults Seen in the Emergency Department After a Fall","year":2025,"lang":"en","type":"article","venue":"Journal of the American Geriatrics Society","topic":"Traumatic Brain Injury and Neurovascular Disturbances","field":"Medicine","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"Impact; Centre for Advancing Health Outcomes; St. Paul's Hospital; Ottawa Hospital; University of Ottawa; University of British Columbia; Centre hospitalier de l'Université Laval; Université de Montréal; Institut Universitaire en Santé Mentale de Québec; Ottawa Public Health; University of Toronto; Hamilton Health Sciences; Queen's University; McMaster University; Public Health Ontario","funders":"","keywords":"Emergency department; Head (geology); Poison control; Head injury; Head trauma; Occupational safety and health; Injury prevention","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":[0.0009734413,0.0004371525,0.0005154143,0.00133438,0.001195364,0.0005872768,0.0006444345,0.0004059995,0.001556812],"category_scores_gemma":[0.004074884,0.0002238872,0.000588964,0.002013189,0.0004617293,0.0002331876,0.0006749649,0.0005774207,0.0001964627],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003042725,"about_ca_system_score_gemma":0.0053534,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.6768199,"about_ca_topic_score_gemma":0.742011,"domain_scores_codex":[0.9988175,0.0001098211,0.0001507248,0.0001613728,0.0005258886,0.0002345816],"domain_scores_gemma":[0.9979361,0.0001405892,0.0009540119,0.00006638031,0.0006564836,0.000246535],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005278188,0.00001380549,0.9978905,0.00002492933,0.00003161714,0.00008618068,0.00007913727,0.00002959078,0.00005178379,0.00001385901,0.000494034,0.001231754],"study_design_scores_gemma":[0.000008340566,0.0000331739,0.9991006,0.0000265222,0.00002228994,0.000198549,0.0001537006,0.00009313696,0.00003290391,0.00001306808,0.0003137335,0.000004170496],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9938259,0.0004947318,0.0001978425,0.0001598233,0.00002543467,0.0002017666,0.002739848,0.00001026579,0.0023443],"genre_scores_gemma":[0.9977349,0.0002155004,0.0002785386,0.0001225913,0.00002034512,0.00005916458,0.001385699,0.000002455976,0.0001808026],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3231801,"threshold_uncertainty_score":0.6501667,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01167726000639287,"score_gpt":0.2874877140559097,"score_spread":0.2758104540495168,"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."}}