{"id":"W2120624037","doi":"10.1148/radiol.12120732","title":"Head CT for Nontrauma Patients in the Emergency Department: Clinical Predictors of Abnormal Findings","year":2012,"lang":"en","type":"article","venue":"Radiology","topic":"Radiation Dose and Imaging","field":"Medicine","cited_by":64,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University","funders":"","keywords":"Medicine; Emergency department; Confidence interval; Odds ratio; Institutional review board; Retrospective cohort study; Logistic regression; Cohort; Malignancy; Radiology; Internal medicine; Surgery","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0006637488,0.00006808092,0.0002290108,0.00006066238,0.00002988292,0.000001045418,0.0000784561,0.00004616778,0.00006178518],"category_scores_gemma":[0.0002860929,0.00004569582,0.00009574302,0.00008053644,0.00004890037,0.00007939546,0.000009967566,0.0001061302,0.000008688901],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002050594,"about_ca_system_score_gemma":0.00002189551,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001446154,"about_ca_topic_score_gemma":0.000007295923,"domain_scores_codex":[0.9990131,0.000097361,0.0004296299,0.00009987164,0.00007772358,0.0002823711],"domain_scores_gemma":[0.9995227,0.000177816,0.00008116757,0.0001355804,0.00002334489,0.00005933027],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00008895894,0.0002521309,0.9853759,0.00001454753,0.00003670166,9.566338e-7,0.0003870646,0.000001257224,0.00001470104,0.0002451164,0.009311667,0.004271008],"study_design_scores_gemma":[0.001707787,0.0004074949,0.9717245,0.000006718205,0.00004309939,0.00002249388,0.00004468332,0.00009720807,0.0000894864,0.00002147534,0.02579515,0.00003994053],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9970312,0.0003162024,0.00006950804,0.0003720111,0.0008487252,0.0004443764,0.00001448374,0.000007684118,0.0008958732],"genre_scores_gemma":[0.998851,0.0001319046,0.0000809956,0.0003221485,0.0004427489,0.00003719083,0.00007925668,0.000007109684,0.00004764632],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01648348,"threshold_uncertainty_score":0.1863421,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03563040036968896,"score_gpt":0.3604308603088717,"score_spread":0.3248004599391828,"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."}}