{"id":"W2278213265","doi":"10.1136/emermed-2015-205372.43","title":"VALIDATION OF RISK STRATIFICATION MODELS FOR LONE ACUTE SUDDEN HEADACHE (LASH)—HOW FAR HAVE WE TRAVELLED?","year":2015,"lang":"en","type":"article","venue":"Emergency Medicine Journal","topic":"Traumatic Brain Injury and Neurovascular Disturbances","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Medicine; Lumbar puncture; Emergency department; Risk stratification; Emergency medicine; Retrospective cohort study; Subarachnoid hemorrhage; Medical emergency; Surgery; Internal medicine","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0625228,0.001598669,0.001327497,0.002603517,0.0008543187,0.002844835,0.002005687,0.001562448,0.001632745],"category_scores_gemma":[0.1519379,0.000569884,0.002700454,0.001232031,0.000806663,0.001491676,0.001862307,0.002350812,0.000717472],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001574127,"about_ca_system_score_gemma":0.003450825,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01503324,"about_ca_topic_score_gemma":0.008609485,"domain_scores_codex":[0.9758928,0.01777819,0.001951729,0.002189409,0.001608518,0.0005792268],"domain_scores_gemma":[0.8585451,0.1155854,0.009216282,0.006503018,0.008346059,0.001804172],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.002279765,0.0005721936,0.8760782,0.0002730549,0.001687547,0.0001861215,0.0004424254,0.05829953,0.0002562512,0.001523322,0.00495575,0.05344582],"study_design_scores_gemma":[0.000433209,0.001653806,0.1275628,0.0004273026,0.0008646663,0.0004487916,0.0006843499,0.8569457,0.0008987185,0.00696056,0.002998163,0.0001218644],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8506094,0.002477053,0.1307912,0.005372452,0.0006553949,0.001792372,0.004548344,0.0008856505,0.002868125],"genre_scores_gemma":[0.9396015,0.000356685,0.05516076,0.000403895,0.0001337852,0.0004866057,0.00345309,0.00004776449,0.0003559695],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0625228,"threshold_uncertainty_score":0.3306561,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1142868084260176,"score_gpt":0.3446957048286119,"score_spread":0.2304088964025944,"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."}}