{"id":"W3140506491","doi":"10.1136/bmjsit-2020-000072","title":"Analysis of the relationship between surgeon procedure volume and complications after total knee arthroplasty using a propensity-matched cohort study","year":2021,"lang":"en","type":"article","venue":"BMJ Surgery Interventions & Health Technologies","topic":"Total Knee Arthroplasty Outcomes","field":"Medicine","cited_by":18,"is_retracted":false,"has_abstract":true,"ca_institutions":"Institute for Clinical Evaluative Sciences; Sunnybrook Health Science Centre","funders":"Canadian Institutes of Health Research; Ontario Ministry of Health and Long-Term Care; Institute for Clinical Evaluative Sciences","keywords":"Medicine; Confidence interval; Surgery; Propensity score matching; Arthroplasty; Hazard ratio; Cohort; Total knee arthroplasty; Relative risk; Cohort study; Internal medicine","routes":{"ca_aff":true,"ca_fund":true,"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":[0.004205937,0.0003078437,0.0003180156,0.001441303,0.0004852951,0.0007732825,0.0006249615,0.0004360319,0.00136357],"category_scores_gemma":[0.01262987,0.0003601064,0.001227268,0.001807639,0.0003235648,0.0005192356,0.0005515979,0.0004061089,0.0001460319],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007042791,"about_ca_system_score_gemma":0.001359721,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0255924,"about_ca_topic_score_gemma":0.02452651,"domain_scores_codex":[0.9977036,0.000897678,0.0002380995,0.0004705511,0.0004535413,0.0002365634],"domain_scores_gemma":[0.9900922,0.002024364,0.004932503,0.001538252,0.0008069648,0.0006056281],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002068682,0.0000151522,0.9985375,0.00000561617,0.0002451254,0.0000230106,0.00002232317,0.00008187717,0.00006523199,0.00002669635,0.00005841595,0.0007120382],"study_design_scores_gemma":[0.00004517271,0.0001846548,0.9973132,0.000006884939,0.0001712157,0.0001107406,0.00008460381,0.001732047,0.00006052298,0.00006735401,0.0002168503,0.000006686552],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9981669,0.0001458854,0.00103592,0.00003514017,0.000009934453,0.00003351241,0.0004056671,0.00000686343,0.0001601489],"genre_scores_gemma":[0.9992117,0.00004218478,0.000326274,0.00001371614,0.000007679532,0.00001685366,0.0003089987,0.000001948033,0.0000707846],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0255924,"threshold_uncertainty_score":0.05088687,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.09667373405606955,"score_gpt":0.3683276536702407,"score_spread":0.2716539196141712,"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."}}