{"id":"W4304190621","doi":"10.9778/cmajo.20210140","title":"Variation in low-value radiograph use for children in the emergency department: a cross-sectional study of administrative databases","year":2022,"lang":"en","type":"article","venue":"CMAJ Open","topic":"Healthcare cost, quality, practices","field":"Health Professions","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"SickKids Foundation; Hospital for Sick Children; University of Toronto; University of Calgary","funders":"Canadian Institutes of Health Research; Hospital for Sick Children; Children's Hospital Foundation; Alberta Children's Hospital Foundation; Centre for Addiction and Mental Health","keywords":"Emergency department; Cross-sectional study; Variation (astronomy); Medicine; Database; Value (mathematics); Computer science; Nursing","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":true,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.008161099,0.0001331248,0.0002750045,0.000202771,0.001016382,0.00003567861,0.0007107313,0.00005359036,0.0006247868],"category_scores_gemma":[0.001594772,0.0001144098,0.0000483191,0.0008124876,0.00003098365,0.0008369234,0.0004941512,0.0006676401,0.000006511445],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002140212,"about_ca_system_score_gemma":0.0007050731,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.05983487,"about_ca_topic_score_gemma":0.04141219,"domain_scores_codex":[0.9909375,0.00664239,0.001176073,0.0004352644,0.0004613393,0.0003473741],"domain_scores_gemma":[0.9963828,0.002256923,0.0006448425,0.0005205072,0.000137555,0.00005740835],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0005873244,0.001767547,0.9733583,0.00007005546,0.00004407918,0.000003362912,0.01990902,0.000104049,0.000007780508,0.003561492,0.0005295044,0.00005743447],"study_design_scores_gemma":[0.002218424,0.0005409836,0.9845957,0.00002475805,0.00001590639,0.000001793707,0.01102779,0.00004861768,0.000001261084,0.0004339316,0.0009822841,0.0001086151],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9861111,0.00005474738,0.00006120937,0.000762007,0.0004962476,0.01099397,0.001307216,0.00001202269,0.0002014671],"genre_scores_gemma":[0.9918397,0.00002610494,0.0002461683,0.0007962839,0.00008570655,0.006368459,0.0005053945,0.00001804404,0.0001141551],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01842269,"threshold_uncertainty_score":0.9760795,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.6581625372055253,"score_gpt":0.6034140989296007,"score_spread":0.05474843827592457,"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."}}