{"id":"W4414147166","doi":"10.1101/2025.09.07.25335026","title":"Pathology Testing for Patients With Low Back Pain in Australian Emergency Departments","year":2025,"lang":"en","type":"preprint","venue":"medRxiv","topic":"Hematological disorders and diagnostics","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université Laval; Centre for Interdisciplinary Research in Rehabilitation","funders":"National Health and Medical Research Council; Medical Research Council; University of Sydney; Arthritis Australia","keywords":"Emergency department; Triage; Low back pain; Lumbar; Odds ratio; Odds; Guideline; Logistic regression","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":[0.000341449,0.0002802676,0.0005989825,0.0001227785,0.00003424434,0.000007854082,0.0001462953,0.0003478068,0.0001727799],"category_scores_gemma":[0.005573926,0.000212383,0.00009167142,0.0002051398,0.00004273225,0.00001473829,0.0001497173,0.0003667191,0.00002095716],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000440236,"about_ca_system_score_gemma":0.0001217509,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002325622,"about_ca_topic_score_gemma":0.00006545046,"domain_scores_codex":[0.9982834,0.0001054832,0.0005090719,0.0005274974,0.0001657993,0.00040872],"domain_scores_gemma":[0.9987007,0.0004667356,0.0001517149,0.0003520264,0.0002001552,0.0001286835],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001125761,0.0008010638,0.9926462,0.001648452,0.00003193725,0.00008166591,0.00003549775,0.00003950489,0.000003704373,0.00003430566,0.002621629,0.001943507],"study_design_scores_gemma":[0.002119875,0.00126003,0.9915161,0.001356251,0.00008771196,0.000001888063,0.00002309191,0.0003279018,0.00002630254,0.001635984,0.00134061,0.0003043161],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9945279,0.00008258662,0.0008267486,0.0005539716,0.0003423079,0.001974736,0.0001505645,0.00004239087,0.001498744],"genre_scores_gemma":[0.9848266,0.0000505479,0.01247584,0.0004549337,0.00005222837,0.0005379313,0.000526665,0.00002901235,0.001046261],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01164909,"threshold_uncertainty_score":0.8660727,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03526587253103825,"score_gpt":0.3075131215156931,"score_spread":0.2722472489846549,"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."}}