{"id":"W2264086298","doi":"10.1302/0301-620x.96b12.34103","title":"Field testing the Unified Classification System for periprosthetic fractures of the femur, tibia and patella in association with knee replacement","year":2014,"lang":"en","type":"article","venue":"The Bone & Joint Journal","topic":"Orthopaedic implants and arthroplasty","field":"Medicine","cited_by":31,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia; University of Saskatchewan; Royal University Hospital","funders":"","keywords":"Periprosthetic; Medicine; Kappa; Cohen's kappa; Femur; Radiography; Patella; Reliability (semiconductor); Subspecialty; Orthopedic surgery; Tibia; Confidence interval; Physical therapy; Knee replacement; Arthroplasty; Orthodontics; Surgery; Computer science; Mathematics; Machine learning","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":[],"consensus_categories":[],"category_scores_codex":[0.001971701,0.00007592003,0.0001593332,0.00002670945,0.0003250646,0.00003482457,0.00004241163,0.0000407306,0.000007755473],"category_scores_gemma":[0.0005933602,0.00002898454,0.00003920393,0.00006503819,0.00003918503,0.00002502744,0.00001810011,0.0003502317,5.394637e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00005964796,"about_ca_system_score_gemma":0.00005314741,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002200146,"about_ca_topic_score_gemma":0.00002162831,"domain_scores_codex":[0.9990579,0.0001927594,0.0002912038,0.00008142036,0.0002423843,0.0001343136],"domain_scores_gemma":[0.998794,0.0004772292,0.0004323971,0.0001733232,0.00009352417,0.00002959375],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.002918003,0.0002205667,0.8036919,0.0004580524,0.0002150973,0.000009445863,0.007537568,0.00017427,0.0390109,0.002388501,0.003324504,0.1400512],"study_design_scores_gemma":[0.003888156,0.001779364,0.9707897,0.001344822,0.0002285424,0.001650067,0.004701031,0.005265077,0.006075657,0.0002345729,0.003918103,0.0001249294],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9919016,0.000084525,0.0004054832,0.006214296,0.0001357357,0.0004289732,0.000001803533,0.0000070784,0.0008205141],"genre_scores_gemma":[0.9991688,0.00001193605,0.0001685868,0.0002798,0.0001486913,0.000007953273,7.766533e-7,0.000008218325,0.0002052695],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1670978,"threshold_uncertainty_score":0.2500167,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02616552875800593,"score_gpt":0.2478893855512358,"score_spread":0.2217238567932299,"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."}}