{"id":"W4411433611","doi":"10.1016/j.ard.2025.06.731","title":"POS1383 AUTOANTIBODIES IDENTIFIED IN MYOSITIS-SPECIFIC AUTOANTIBODY NEGATIVE JUVENILE MYOSITIS PATIENTS USING IMMUNOPRECIPITATION-MASS SPECTROMETRY","year":2025,"lang":"en","type":"article","venue":"Annals of the Rheumatic Diseases","topic":"Inflammatory Myopathies and Dermatomyositis","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Institute of Infection and Immunity","funders":"","keywords":"Autoantibody; Medicine; Myositis; Immunoprecipitation; Juvenile; Immunology; Antibody; Pathology; Genetics; Biology","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":[0.0004059981,0.0004971023,0.000369664,0.001201277,0.0003603423,0.0006971373,0.0003635481,0.0005284665,0.002260419],"category_scores_gemma":[0.0009549309,0.0002205828,0.000242167,0.0006987886,0.0003758157,0.0002545281,0.0004041409,0.0003711083,0.0005830614],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002770498,"about_ca_system_score_gemma":0.0001427229,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001376222,"about_ca_topic_score_gemma":0.001630545,"domain_scores_codex":[0.9996051,0.00005052728,0.00005765221,0.00009989606,0.0001266744,0.00006016727],"domain_scores_gemma":[0.9995951,0.00007880586,0.0001527228,0.00002625696,0.0000763975,0.00007068789],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0005838528,0.0001148215,0.877415,0.0001153881,0.00008292158,0.005754189,0.0004664377,0.00007785053,0.1074401,0.00007638933,0.0005382927,0.007334806],"study_design_scores_gemma":[0.00002476017,0.0003173361,0.9769986,0.00002490477,0.00004894545,0.01485715,0.0003557951,0.000330502,0.005868314,0.00006224386,0.001102395,0.000008975634],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9978741,0.0006757409,0.0002294728,0.00004323348,0.00001099396,0.0000130713,0.0001753235,0.00002483912,0.0009531501],"genre_scores_gemma":[0.9990774,0.0001352684,0.0003076881,0.00004010758,0.00001265286,0.000005807412,0.000212456,0.000005947785,0.0002026595],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002260419,"threshold_uncertainty_score":0.007561862,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01784248368787484,"score_gpt":0.3032176115541731,"score_spread":0.2853751278662983,"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."}}