{"id":"W4406686464","doi":"10.2196/71380","title":"Global Longitudinal Strain and Brain Natriuretic Peptide as Prognostic Biomarkers for Asymptomatic Severe Aortic Regurgitation with Preserved Ejection Fraction: A Protocol for Systematic Review and Meta-Analysis (Preprint)","year":2025,"lang":"en","type":"preprint","venue":"JMIR Research Protocols","topic":"Cardiac Valve Diseases and Treatments","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Ejection fraction; Regurgitation (circulation); Cardiology; Internal medicine; Asymptomatic; Brain natriuretic peptide; Medicine; Natriuretic peptide; Heart failure","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":["metaepi_broad"],"consensus_categories":[],"category_scores_codex":[0.04020056,0.004210843,0.01663632,0.01033304,0.002156032,0.005750508,0.003730226,0.005224538,0.06267779],"category_scores_gemma":[0.1005325,0.0032007,0.02152438,0.01069559,0.001989581,0.004853883,0.003797506,0.003851169,0.005590338],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.007776312,"about_ca_system_score_gemma":0.03344459,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004522471,"about_ca_topic_score_gemma":0.00976315,"domain_scores_codex":[0.9746435,0.01066079,0.008767914,0.002179877,0.002824371,0.0009235859],"domain_scores_gemma":[0.9597129,0.02083673,0.008063508,0.003670917,0.006863731,0.000852166],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"systematic_review","study_design_gemma":"systematic_review","study_design_scores_codex":[0.001940813,0.00005548514,0.0004236632,0.9559959,0.008540726,0.0001830626,0.0003385443,0.0004440746,0.0005863216,0.001250301,0.02088436,0.009356799],"study_design_scores_gemma":[0.02362433,0.001290701,0.006479221,0.6930995,0.0733573,0.0004417002,0.0006455904,0.00141395,0.001644724,0.009663628,0.1878956,0.0004437594],"study_design_candidate":"systematic_review","study_design_consensus":"systematic_review","genre_codex":"protocol","genre_gemma":"protocol","genre_scores_codex":[0.001217221,0.02070504,0.004384264,0.001993073,0.0016988,0.9341229,0.03380741,0.0004822921,0.001589133],"genre_scores_gemma":[0.001224305,0.004485762,0.004854477,0.0008401298,0.00009532486,0.9857919,0.002008658,0.00003370735,0.0006657427],"genre_candidate":"protocol","genre_consensus":"protocol","teacher_disagreement_score":0.9833637,"threshold_uncertainty_score":0.2126034,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1616339954931668,"score_gpt":0.5565516874576305,"score_spread":0.3949176919644637,"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."}}