{"id":"W2564635909","doi":"10.1097/aln.0000000000001455","title":"Peripheral Nerve Blockade for Primary Total Knee Arthroplasty","year":2016,"lang":"en","type":"article","venue":"Anesthesiology","topic":"Anesthesia and Pain Management","field":"Medicine","cited_by":51,"is_retracted":false,"has_abstract":true,"ca_institutions":"Institute for Clinical Evaluative Sciences; Ottawa Hospital; University of Ottawa","funders":"","keywords":"Medicine; Propensity score matching; Relative risk; Confounding; Emergency department; Arthroplasty; Cohort; Population; Cohort study; Nerve block; Total knee arthroplasty; Retrospective cohort study; Surgery; Anesthesia; Internal medicine; Confidence interval","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":[0.0002985883,0.0001268987,0.0003160531,0.0001914494,0.0002716745,0.0003519199,0.0002028279,0.0001633426,0.002827259],"category_scores_gemma":[0.00138128,0.00007184882,0.0003377635,0.0004116477,0.0002537087,0.00009225858,0.0002288344,0.0003116962,0.0002337782],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001270024,"about_ca_system_score_gemma":0.002445638,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.03252006,"about_ca_topic_score_gemma":0.07526316,"domain_scores_codex":[0.9996927,0.00004963612,0.00002928132,0.00003532776,0.0001246765,0.00006846296],"domain_scores_gemma":[0.9993141,0.0001012253,0.0003981888,0.00001725987,0.00006132534,0.0001078587],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001720003,0.0003845454,0.8893315,0.001327542,0.0006440636,0.0008331608,0.0001053051,0.0007585002,0.002030846,0.0002241661,0.004208523,0.09843185],"study_design_scores_gemma":[0.0002641538,0.001378214,0.990783,0.0004071807,0.0002379059,0.002425271,0.00009513175,0.0004060033,0.0002123147,0.0002378293,0.003543928,0.000009121719],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9602131,0.03172703,0.0006491524,0.0009778381,0.0001236386,0.0001049026,0.001021025,0.00003471093,0.005148603],"genre_scores_gemma":[0.9927918,0.005961361,0.0001889576,0.0001980689,0.00005704287,0.0000179259,0.0004120455,0.000001763263,0.0003710364],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03252006,"threshold_uncertainty_score":0.06466156,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01280282678787441,"score_gpt":0.2405042942650024,"score_spread":0.227701467477128,"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."}}