{"id":"W4415430214","doi":"10.1302/1358-992x.2025.10.030","title":"THE INFLUENCE OF THE COVID-19 PANDEMIC ON TOTAL HIP AND KNEE ARTHROPLASTY IN ONTARIO: A POPULATION-LEVEL ANALYSIS","year":2025,"lang":"en","type":"article","venue":"Orthopaedic Proceedings","topic":"Orthopedic Infections and Treatments","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Concordia Hospital","funders":"","keywords":"Pandemic; Arthroplasty; Health care; Coronavirus disease 2019 (COVID-19); Population; Osteoarthritis; Total knee arthroplasty; Emergency department; Cohort","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":[0.0007901347,0.0004301163,0.0006187093,0.001546107,0.001594745,0.001274984,0.001434699,0.0006464666,0.002925236],"category_scores_gemma":[0.003297827,0.0004951821,0.00171065,0.005321089,0.0007550548,0.0005336964,0.001341799,0.0007803054,0.0003153019],"about_ca_system_candidate":true,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.02114121,"about_ca_system_score_gemma":0.02427181,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9720581,"about_ca_topic_score_gemma":0.9825948,"domain_scores_codex":[0.9983023,0.0001326697,0.00017457,0.0002680382,0.0005419505,0.0005803658],"domain_scores_gemma":[0.9955751,0.0002886583,0.001592033,0.0002630435,0.001290487,0.000990655],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00009635305,0.00001711717,0.9970512,0.0000519364,0.0001668129,0.00005737815,0.0004069817,0.0001062081,0.0001065763,0.00004677052,0.0006523594,0.001240147],"study_design_scores_gemma":[0.000006448861,0.00002821581,0.9986275,0.0000182717,0.00005612459,0.00003124993,0.0005403624,0.0001780215,0.00001467003,0.00001166835,0.0004803939,0.000007106233],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9874744,0.0007421184,0.0001550292,0.0003422717,0.00001445075,0.00006662852,0.009131681,0.00001667541,0.00205666],"genre_scores_gemma":[0.9960306,0.0003347594,0.0001197983,0.00008343506,0.00001221894,0.00003307165,0.002747876,0.000008565818,0.0006295088],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.9788588,"threshold_uncertainty_score":0.1533909,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02017075071142064,"score_gpt":0.2803953646462105,"score_spread":0.2602246139347899,"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."}}