{"id":"W4413928685","doi":"10.2340/17453674.2025.43907","title":"Similar femoral stem fixation but less metaphyseal loss of bone mineral density with a taper-wedge design and diaphyseal bone preservation with a long and round-tapered design: a 5-year randomized RSA and DXA study of 50 patients","year":2025,"lang":"en","type":"article","venue":"Acta Orthopaedica","topic":"Orthopaedic implants and arthroplasty","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Alberta Hip and Knee Clinic","funders":"","keywords":"Medicine; Periprosthetic; Bone mineral; Surgery; Bone density; Arthroplasty; Dentistry; Internal medicine; Osteoporosis","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":[0.0009642044,0.0003683584,0.001369879,0.0002896251,0.0001755477,0.00004706579,0.00005889218,0.0001280713,0.000006133948],"category_scores_gemma":[0.0001854716,0.0002503085,0.00007696288,0.0003625658,0.0005503303,0.0004030048,0.0001145293,0.0002006529,1.356854e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002535534,"about_ca_system_score_gemma":0.000210658,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002874242,"about_ca_topic_score_gemma":0.0002089572,"domain_scores_codex":[0.9971867,0.0005579352,0.0007078873,0.0005458821,0.0006752718,0.0003262962],"domain_scores_gemma":[0.9980267,0.000583694,0.0005050465,0.0003032486,0.0003713482,0.0002099303],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.1172286,0.001493504,0.8718557,0.0006142777,0.000925992,0.0001185442,0.001836726,0.00002668595,0.0007930733,0.00003167345,0.00008173185,0.004993407],"study_design_scores_gemma":[0.2063543,0.004813174,0.7813712,0.000636793,0.002127804,0.0001260818,0.001409834,0.002262535,0.000500407,0.0000218517,0.00001755414,0.0003584493],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9898167,0.0003762869,0.006028553,0.0002168512,0.00004698815,0.003433189,0.00002448505,0.00003422598,0.0000227431],"genre_scores_gemma":[0.9961893,0.0001844072,0.003212233,0.00007871193,0.00003731876,0.00009311763,0.00004432425,0.00003152117,0.0001290648],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.09048452,"threshold_uncertainty_score":0.9999949,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02046849072274946,"score_gpt":0.2406906875623832,"score_spread":0.2202221968396337,"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."}}