{"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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003686626,0.0001434599,0.0002577643,0.0002804814,0.0003118058,0.00002392973,0.00003897393,0.00008869344,0.00002452091],"category_scores_gemma":[0.0005705139,0.00008140185,0.0001366312,0.001156395,0.0001721331,0.00007695356,0.00006796017,0.0002938166,0.000001663683],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003134903,"about_ca_system_score_gemma":0.0003424168,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.02191708,"about_ca_topic_score_gemma":0.06514362,"domain_scores_codex":[0.9989348,0.00001397995,0.0003339042,0.0002596042,0.0002634065,0.0001943071],"domain_scores_gemma":[0.9993781,0.0001303522,0.0001402214,0.0001611527,0.00009727658,0.00009291251],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001138986,0.0000817544,0.9954237,0.00003931266,0.0002598471,0.000002797153,0.0003695572,0.00008530262,0.00002459698,0.0009779487,0.00005828368,0.002562942],"study_design_scores_gemma":[0.00139517,0.0001174214,0.9955971,0.00009365839,0.0004974544,0.00004122964,0.0001232446,0.00008636068,0.000003540468,0.0002630935,0.001718512,0.000063252],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9971092,0.00006599081,0.00001200304,0.0007573083,0.00008492824,0.0004353975,0.000006027205,0.00002585423,0.001503288],"genre_scores_gemma":[0.9964601,0.00004608809,0.00003378848,0.0005689206,0.00001477083,0.00005962798,0.000005533054,0.000006195199,0.002805023],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.04322654,"threshold_uncertainty_score":0.9845961,"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."}}