{"id":"W1971648345","doi":"10.1016/j.arth.2009.01.013","title":"Prospective Randomized Trial Comparing Alumina Ceramic-on-Ceramic With Ceramic-On-Conventional Polyethylene Bearings in Total Hip Arthroplasty","year":2009,"lang":"en","type":"article","venue":"The Journal of Arthroplasty","topic":"Orthopaedic implants and arthroplasty","field":"Medicine","cited_by":81,"is_retracted":false,"has_abstract":false,"ca_institutions":"St. Michael's Hospital","funders":"","keywords":"Ceramic; Medicine; Total hip arthroplasty; Randomized controlled trial; Randomization; Prospective cohort study; Alumina ceramic; Surgery; Materials science; Femoral head; Arthroplasty; Polyethylene; Composite material","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.002107281,0.0006258491,0.001819808,0.0005186098,0.00032778,0.00009199387,0.0001968463,0.000184331,0.0002865063],"category_scores_gemma":[0.000341819,0.0003642721,0.0005408184,0.0004297591,0.0007179818,0.000334031,0.00005831506,0.001733835,0.0000766421],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000272995,"about_ca_system_score_gemma":0.0004607986,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003498632,"about_ca_topic_score_gemma":0.00005537099,"domain_scores_codex":[0.9953365,0.0005100841,0.001517723,0.0004552007,0.00138499,0.0007955566],"domain_scores_gemma":[0.9969935,0.0008524974,0.001056514,0.0004607034,0.0002962734,0.0003405282],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"randomized_trial","study_design_scores_codex":[0.9721564,0.00214482,0.01089758,0.00003099295,0.0005530209,0.0004969759,0.00105798,0.001591521,0.0005717266,0.001367334,0.00072922,0.00840242],"study_design_scores_gemma":[0.8429818,0.01388589,0.1317142,0.001164433,0.0004274916,0.005608839,0.0005182528,0.001116144,0.0008489097,0.0004667878,0.0007162562,0.0005509323],"study_design_candidate":"randomized_trial","study_design_consensus":"randomized_trial","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9914084,0.000261396,0.0003288798,0.002117025,0.001221836,0.001918997,0.00001685379,0.00005180573,0.002674804],"genre_scores_gemma":[0.9967781,0.0003004874,0.0002463847,0.0006534347,0.001221662,0.00001587536,0.0000118054,0.00005730855,0.0007149871],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1291746,"threshold_uncertainty_score":0.9998809,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01363212629624304,"score_gpt":0.2565016487459211,"score_spread":0.242869522449678,"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."}}