{"id":"W4291019077","doi":"10.1177/08465371221118886","title":"Dual Energy Computed Tomography Collagen Material Decomposition for Detection of Lumbar Spine Disc Extrusion and Sequestration: A Comparative Study With Greyscale Computed Tomography","year":2022,"lang":"en","type":"article","venue":"Canadian Association of Radiologists Journal","topic":"Advanced X-ray and CT Imaging","field":"Engineering","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"Vancouver General Hospital; University of British Columbia","funders":"","keywords":"McNemar's test; Medicine; Magnetic resonance imaging; Lumbar; Radiology; Nuclear medicine; Confidence interval; Tomography; Lumbar vertebrae; Internal medicine","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.004110478,0.00054995,0.0009050593,0.002264757,0.0001801101,0.0009548463,0.0004276353,0.000795075,0.0007055068],"category_scores_gemma":[0.01039341,0.0003497165,0.0006043873,0.0008450534,0.0004613952,0.0009772084,0.0005476619,0.0002723747,0.000238053],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002099914,"about_ca_system_score_gemma":0.0002423555,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002765028,"about_ca_topic_score_gemma":0.0005796656,"domain_scores_codex":[0.9978678,0.0008454634,0.0002058593,0.000454295,0.000538501,0.00008793361],"domain_scores_gemma":[0.9947789,0.00250233,0.0009727698,0.0003108928,0.001004908,0.0004302822],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.01813496,0.0007782991,0.8772671,0.0005726181,0.0009822296,0.00155899,0.000435276,0.0005768976,0.01963102,0.00008299921,0.0001407902,0.07983892],"study_design_scores_gemma":[0.0005508102,0.01090534,0.9567099,0.0001292546,0.001476382,0.01177312,0.0006508784,0.01040548,0.006023182,0.00019001,0.001116378,0.00006930286],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9926576,0.004439352,0.002157594,0.00005054906,0.00002965398,0.00005854317,0.00005193165,0.00001562768,0.0005391318],"genre_scores_gemma":[0.9946467,0.001038361,0.003973423,0.00003695784,0.00005661232,0.00002344756,0.00009424616,0.000007253594,0.0001229744],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004110478,"threshold_uncertainty_score":0.02173853,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007610993494438056,"score_gpt":0.2255739489240073,"score_spread":0.2179629554295692,"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."}}