{"id":"W2028604547","doi":"10.3174/ajnr.a3060","title":"Decreased Frontal Lobe Gray Matter Perfusion in Cognitively Impaired Patients with Secondary-Progressive Multiple Sclerosis Detected by the Bookend Technique","year":2012,"lang":"en","type":"article","venue":"American Journal of Neuroradiology","topic":"Multiple Sclerosis Research Studies","field":"Medicine","cited_by":34,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto; St. Michael's Hospital; Health Sciences Centre; Sunnybrook Health Science Centre","funders":"Multiple Sclerosis Scientific Research Foundation; Radiological Society of North America","keywords":"Medicine; Confounding; Perfusion; Multiple sclerosis; Frontal lobe; Perfusion scanning; Internal medicine; Cardiology; Cerebral perfusion pressure; Bonferroni correction; Analysis of variance; Cognitive impairment; Nuclear medicine; Psychiatry; Disease","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0003098223,0.0003604114,0.0002412799,0.0007134645,0.0002409413,0.0002572832,0.0002280402,0.0002598788,0.001240343],"category_scores_gemma":[0.0009954865,0.0001271363,0.0001620287,0.0002009497,0.0004324385,0.0002464931,0.0002391871,0.0002012938,0.0001790824],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001994924,"about_ca_system_score_gemma":0.0001547822,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001927092,"about_ca_topic_score_gemma":0.002716792,"domain_scores_codex":[0.9999181,0.00001707251,0.000007289916,0.00002613187,0.00001735583,0.00001399155],"domain_scores_gemma":[0.9996712,0.00007347979,0.0001491504,0.00002857874,0.00003102832,0.00004655721],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001745439,0.00009163455,0.9704511,0.00004023138,0.00008069525,0.002963148,0.0003266917,0.0002190619,0.01604649,0.00005143939,0.0001280829,0.007856043],"study_design_scores_gemma":[0.00002144078,0.0004994543,0.9915991,0.00000631783,0.00002900074,0.005472741,0.0001476095,0.0004997133,0.001566907,0.00005094757,0.0001015652,0.000005292713],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.999713,0.00005298397,0.00008223248,0.000006954175,9.921553e-7,0.000003383226,0.00002332922,0.000002846654,0.0001142311],"genre_scores_gemma":[0.9997737,0.00002660554,0.0001034851,0.000006635009,0.000002448124,0.000002082441,0.00003371381,6.54199e-7,0.00005065707],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001927092,"threshold_uncertainty_score":0.004149377,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01866575422271709,"score_gpt":0.2575149941161241,"score_spread":0.238849239893407,"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."}}