{"id":"W2032893704","doi":"10.1016/j.joca.2012.02.266","title":"Prediction of total knee replacement in a 6-month multicentre clinical trila with chondroitin sulfate in knee osteoarthritis: results from a 4-year observation","year":2012,"lang":"en","type":"article","venue":"Osteoarthritis and Cartilage","topic":"Osteoarthritis Treatment and Mechanisms","field":"Medicine","cited_by":2,"is_retracted":false,"has_abstract":false,"ca_institutions":"Université Laval; Université du Québec à Trois-Rivières; Université de Montréal","funders":"","keywords":"Medicine; Incidence (geometry); Placebo; Osteoarthritis; Magnetic resonance imaging; Total knee replacement; Population; Cohort; Post-hoc analysis; Retrospective cohort study; Surgery; Internal medicine; Physical therapy; Radiology","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002012902,0.001047168,0.001004769,0.0007299164,0.0007532003,0.0008294948,0.0006430491,0.001072551,0.000515193],"category_scores_gemma":[0.004239443,0.000492381,0.00153805,0.0008049127,0.0005122615,0.0007150038,0.0007843247,0.0008825201,0.0003823437],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007291225,"about_ca_system_score_gemma":0.0006146002,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01240132,"about_ca_topic_score_gemma":0.008307273,"domain_scores_codex":[0.9988606,0.0004273177,0.0001291373,0.0002041083,0.0002011875,0.000177536],"domain_scores_gemma":[0.9975265,0.0004521763,0.0008175859,0.0002048314,0.000528176,0.000470755],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.002643163,0.0004761623,0.9935946,0.00001175811,0.00009200662,0.0001462637,0.0003315182,0.0001484574,0.0005579229,0.000004162252,0.00006595948,0.00192798],"study_design_scores_gemma":[0.0000622712,0.001910825,0.9968902,0.000003163521,0.00007118563,0.0001167977,0.0002566823,0.0004534483,0.0001323521,0.000007114881,0.00008282198,0.00001299916],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9996473,0.00008902491,0.00005444355,0.00001945801,0.000007651957,0.00001192968,0.00008640925,0.000002856248,0.00008104982],"genre_scores_gemma":[0.9992272,0.0000652359,0.0000943681,0.00001642011,0.00001350832,0.00001943381,0.000289888,0.000002358538,0.0002717375],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01240132,"threshold_uncertainty_score":0.02465826,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02271420148113706,"score_gpt":0.2500693040886711,"score_spread":0.2273551026075341,"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."}}