{"id":"W3132679819","doi":"10.7326/l20-1283","title":"Prevalence of Asymptomatic SARS-CoV-2 Infection","year":2021,"lang":"en","type":"letter","venue":"Annals of Internal Medicine","topic":"COVID-19 Clinical Research Studies","field":"Medicine","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto General Hospital; University of Toronto","funders":"","keywords":"Medicine; Asymptomatic; Pandemic; Family medicine; Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Coronavirus disease 2019 (COVID-19); Pediatrics; Gerontology; Internal medicine; Disease; Infectious disease (medical specialty)","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.002527787,0.0001828477,0.0003602705,0.00124701,0.0003195681,0.001313489,0.0004573754,0.0009813298,0.008874743],"category_scores_gemma":[0.01930687,0.0001548989,0.0002789361,0.001168585,0.0003014636,0.001073587,0.0005675423,0.001022507,0.0009488459],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008712474,"about_ca_system_score_gemma":0.0009867991,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01073292,"about_ca_topic_score_gemma":0.008872634,"domain_scores_codex":[0.9974886,0.0009836223,0.0004000633,0.0003142776,0.0006093121,0.0002042272],"domain_scores_gemma":[0.987617,0.004715925,0.003947972,0.0002959251,0.002857307,0.0005659587],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"observational","study_design_scores_codex":[0.0007468067,0.00006299544,0.3386266,0.006370244,0.0003360588,0.001375448,0.001452262,0.0002247969,0.0004314772,0.002740421,0.4960719,0.151561],"study_design_scores_gemma":[0.00009851089,0.0003072106,0.6074455,0.01379011,0.0003666998,0.006582668,0.004175124,0.0006279629,0.0004630847,0.002342313,0.3636582,0.0001425693],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"review","genre_gemma":"empirical","genre_scores_codex":[0.2232114,0.3953908,0.002551762,0.2768189,0.02025879,0.0001695641,0.02866892,0.0002377817,0.05269199],"genre_scores_gemma":[0.8176878,0.1063003,0.001434396,0.04362432,0.01789413,0.0002124747,0.006749633,0.00006178248,0.00603511],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.01073292,"threshold_uncertainty_score":0.02968895,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1581272857407615,"score_gpt":0.4906318743979558,"score_spread":0.3325045886571943,"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."}}