{"id":"W2142064444","doi":"10.1067/mem.2001.116796","title":"The canadian CT head rule study for patients with minor head injury: Rationale, objectives, and methodology for phase I (derivation)","year":2001,"lang":"en","type":"article","venue":"Annals of Emergency Medicine","topic":"Traumatic Brain Injury and Neurovascular Disturbances","field":"Medicine","cited_by":128,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Alberta; University of Toronto; Western University; University of Ottawa; Queen's University; University of British Columbia; Ottawa Hospital","funders":"Medical Research Council; Medical Research Council Canada","keywords":"Medicine; Head (geology); Head injury; Minor (academic); Derivation; Surgery; Humanities","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":[],"consensus_categories":[],"category_scores_codex":[0.001046578,0.0001708462,0.0004206898,0.0001307942,0.0003664906,0.000003314867,0.00008476007,0.00003318906,0.0001143664],"category_scores_gemma":[0.001855276,0.0001029718,0.00008055438,0.0002531851,0.000173786,0.00008189812,0.00000852939,0.00008062852,4.793212e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001291889,"about_ca_system_score_gemma":0.0001469869,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.005145511,"about_ca_topic_score_gemma":0.0600668,"domain_scores_codex":[0.9985006,0.0001296372,0.0005227101,0.0002883415,0.0002695684,0.000289104],"domain_scores_gemma":[0.9980783,0.0006218845,0.0001927721,0.0002767393,0.000646582,0.0001836893],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.02586606,0.005507636,0.6754751,0.0009510089,0.003454426,0.00001742572,0.008278242,0.000004853386,0.001019399,0.005872944,0.1176713,0.1558817],"study_design_scores_gemma":[0.01189409,0.02097181,0.8517393,0.0001360654,0.0004307704,0.0000105306,0.001195065,0.00005057591,0.0005675501,0.002657953,0.1101213,0.0002249558],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.983678,0.001315873,0.0006010207,0.01042294,0.0004939066,0.003101149,0.00007184157,0.00001264617,0.0003025663],"genre_scores_gemma":[0.9967571,0.0003791956,0.0006427027,0.000686686,0.0002510821,0.000417058,0.0001505747,0.00002208444,0.0006934853],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1762643,"threshold_uncertainty_score":0.9570845,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2582358726867188,"score_gpt":0.4544844952651997,"score_spread":0.1962486225784809,"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."}}