{"id":"W2158321986","doi":"10.1093/ageing/afh031","title":"Is intravenous recombinant tissue plasminogen activator (rt-PA) safe for use in patients over 80 years old with acute ischaemic stroke? - The Calgary experience","year":2004,"lang":"en","type":"article","venue":"Age and Ageing","topic":"Acute Ischemic Stroke Management","field":"Medicine","cited_by":59,"is_retracted":false,"has_abstract":true,"ca_institutions":"Foothills Medical Centre; University of Calgary","funders":"","keywords":"Medicine; Recombinant tissue plasminogen activator; Stroke (engine); Tissue plasminogen activator; Mortality rate; T-plasminogen activator; Fibrinolytic agent; Surgery; Thrombolysis; Internal medicine; Ischemic stroke; Ischemia; Myocardial infarction","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.001101029,0.0001140363,0.0003862121,0.000344309,0.0003040507,0.0008108021,0.0002760479,0.0006841955,0.001170936],"category_scores_gemma":[0.006873148,0.0001170279,0.0001808137,0.0009463992,0.0005284917,0.0005378213,0.0003283591,0.0005212051,0.0001973421],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008062081,"about_ca_system_score_gemma":0.001154458,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008644787,"about_ca_topic_score_gemma":0.01671657,"domain_scores_codex":[0.99943,0.0001587366,0.00008762123,0.00004490337,0.0001929089,0.00008584113],"domain_scores_gemma":[0.9963309,0.001410574,0.001256882,0.00009366581,0.0004108796,0.0004972279],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0008458629,0.000117952,0.8097383,0.001350003,0.0001843665,0.007713052,0.002495843,0.0001576705,0.001030671,0.0001682645,0.005002516,0.1711955],"study_design_scores_gemma":[0.0001566291,0.001090082,0.9708553,0.001021486,0.0002220822,0.009375056,0.002710185,0.00008136583,0.0002217747,0.0001294607,0.01411386,0.00002282935],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8886076,0.09918234,0.0001765223,0.004196962,0.0001996819,0.00005252688,0.0002168697,0.00001039451,0.00735702],"genre_scores_gemma":[0.9660236,0.03155805,0.0001299359,0.00153348,0.0002406739,0.00001393669,0.000113312,0.000003496495,0.0003834884],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.9913552,"threshold_uncertainty_score":0.01718897,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01330618377249936,"score_gpt":0.2465872129916895,"score_spread":0.2332810292191901,"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."}}