{"id":"W3112519947","doi":"10.1161/jaha.120.017870","title":"Comparison of Early Surgical or Transcatheter Aortic Valve Replacement Versus Conservative Management in Low‐Flow, Low‐Gradient Aortic Stenosis Using Inverse Probability of Treatment Weighting: Results From the TOPAS Prospective Observational Cohort Study","year":2020,"lang":"en","type":"article","venue":"Journal of the American Heart Association","topic":"Cardiac Valve Diseases and Treatments","field":"Medicine","cited_by":44,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Ottawa; Université Laval; Institut universitaire de cardiologie et de pneumologie de Québec","funders":"Canadian Institutes of Health Research","keywords":"Medicine; Stenosis; Observational study; Aortic valve replacement; Prospective cohort study; Cardiology; Internal medicine; Radiology; Valve replacement; Cohort; Surgery","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":[0.0101107,0.001048187,0.001782188,0.000514892,0.0002372221,0.0009481279,0.0009153442,0.001193236,0.0009664288],"category_scores_gemma":[0.009151986,0.0005217549,0.003627212,0.0005742851,0.0007893235,0.0006278791,0.0006061263,0.001049284,0.0001132113],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004154239,"about_ca_system_score_gemma":0.0005158323,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001299714,"about_ca_topic_score_gemma":0.001166377,"domain_scores_codex":[0.9921274,0.005880772,0.000445365,0.0007661438,0.0004700044,0.0003102381],"domain_scores_gemma":[0.9906511,0.00485859,0.002409983,0.0008821937,0.0002788872,0.0009191902],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"observational","study_design_scores_codex":[0.513688,0.002769028,0.4345834,0.0008186737,0.02594657,0.000138742,0.0002046053,0.001446055,0.002124157,0.0002043397,0.0004644321,0.01761204],"study_design_scores_gemma":[0.07845085,0.06828374,0.8158985,0.0002418645,0.02522907,0.0004064564,0.0002863492,0.00823867,0.001071841,0.0007813469,0.0009888742,0.0001223785],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9976972,0.0014362,0.0003736089,0.00006733152,0.00004626705,0.00004898051,0.0001909806,0.000003816434,0.0001355894],"genre_scores_gemma":[0.998682,0.0003698925,0.0003550792,0.0001073207,0.00008516083,0.00006147485,0.000276421,0.000003302101,0.00005942316],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0101107,"threshold_uncertainty_score":0.05347109,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.077064394398926,"score_gpt":0.3725573490173852,"score_spread":0.2954929546184592,"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."}}