{"id":"W3059446020","doi":"10.1017/cjn.2020.179","title":"Nitroglycerin Is Not Associated with Improved Cerebral Perfusion in Acute Ischemic Stroke","year":2020,"lang":"en","type":"article","venue":"Canadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques","topic":"Acute Ischemic Stroke Management","field":"Medicine","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"","keywords":"Medicine; Cerebral blood flow; Perfusion; Magnetic resonance imaging; Anesthesia; Cerebral perfusion pressure; Perfusion scanning; Mean arterial pressure; Stroke (engine); Nuclear medicine; Internal medicine; Cardiology; Blood pressure; Heart rate; Radiology","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"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":[0.0002793891,0.0002112886,0.0003724569,0.0001290528,0.0001127205,0.0001988655,0.0001473264,0.0002876965,0.0008928474],"category_scores_gemma":[0.000845156,0.0000794139,0.0001598502,0.0001206865,0.0003527716,0.0001661949,0.0001216846,0.0002768483,0.0001289324],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001729771,"about_ca_system_score_gemma":0.000222294,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003674433,"about_ca_topic_score_gemma":0.0005213981,"domain_scores_codex":[0.9998791,0.00003593157,0.00001270468,0.00002087211,0.00002743784,0.00002388815],"domain_scores_gemma":[0.9993657,0.000136961,0.0003144891,0.00003186181,0.00003263394,0.0001183396],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"nonrandomized_trial","study_design_scores_codex":[0.06262848,0.002386041,0.7872276,0.000365898,0.0006469214,0.004368563,0.0002415004,0.000413184,0.08634433,0.0001301791,0.0003808695,0.05486641],"study_design_scores_gemma":[0.0005228751,0.01084861,0.9839565,0.00001600147,0.0001482582,0.001609458,0.00006371483,0.0004255784,0.002044346,0.00008298008,0.0002749531,0.000006742087],"study_design_candidate":"nonrandomized_trial","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9994352,0.0003030134,0.00003807999,0.0000350094,0.000005862331,0.00000697445,0.00001357111,0.000002108757,0.0001601218],"genre_scores_gemma":[0.9996364,0.0001534562,0.00003898377,0.00003336297,0.00002464998,0.000004260392,0.0000368928,5.119055e-7,0.00007133736],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0008928474,"threshold_uncertainty_score":0.002986848,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02587428543687117,"score_gpt":0.2487892980664225,"score_spread":0.2229150126295513,"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."}}