{"id":"W3178337677","doi":"10.1093/cid/ciab616","title":"Single-dose mRNA Vaccine Effectiveness Against Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), Including Alpha and Gamma Variants: A Test-negative Design in Adults 70 Years and Older in British Columbia, Canada","year":2021,"lang":"en","type":"article","venue":"Clinical Infectious Diseases","topic":"SARS-CoV-2 and COVID-19 Research","field":"Medicine","cited_by":54,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ministry of Health; BC Children's Hospital; BC Centre for Disease Control; University of British Columbia","funders":"Canadian Institutes of Health Research; Sanofi Pasteur; Seqirus; BC Children’s Hospital Foundation; Public Health Agency of Canada; Canadian Child Health Clinician Scientist Program; Merck; Michael Smith Health Research BC; GlaxoSmithKline; Pfizer","keywords":"Medicine; Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Coronavirus disease 2019 (COVID-19); 2019-20 coronavirus outbreak; Severe acute respiratory syndrome; Severe acute respiratory syndrome coronavirus; Betacoronavirus; Coronavirus; Sars virus; Virology; Alpha (finance); Test (biology); Coronavirus Infections; Respiratory system; Immunology; Internal medicine; Surgery; Infectious disease (medical specialty); Outbreak","routes":{"ca_aff":true,"ca_fund":true,"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":[0.004901706,0.001147063,0.001152119,0.0005238826,0.001183408,0.0006331801,0.001308262,0.0008555847,0.001441122],"category_scores_gemma":[0.006248121,0.0004822926,0.001278101,0.000798878,0.001427972,0.0002918051,0.0005337638,0.0006764315,0.0001500987],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.007144792,"about_ca_system_score_gemma":0.007702463,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.6031668,"about_ca_topic_score_gemma":0.6953152,"domain_scores_codex":[0.9949791,0.002499666,0.0003651961,0.000851768,0.0006865138,0.0006177744],"domain_scores_gemma":[0.9966748,0.0009789093,0.0007871524,0.0002518205,0.0007577984,0.0005496158],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.1992209,0.00479906,0.7510148,0.001196704,0.005212573,0.0002019218,0.001277735,0.0009885803,0.004123905,0.0001682635,0.001864923,0.02993059],"study_design_scores_gemma":[0.01514969,0.0413298,0.9364964,0.0001086582,0.002884374,0.00009436154,0.0005163369,0.001083663,0.0009697539,0.0001043973,0.001218805,0.00004370723],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9973047,0.0007757573,0.000177954,0.00006278935,0.00001807207,0.0008051843,0.0004915901,0.000006057972,0.000357852],"genre_scores_gemma":[0.9981104,0.0002104406,0.0002985023,0.0001222806,0.00001212717,0.0004341054,0.0003542195,0.000002123579,0.0004557004],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3968332,"threshold_uncertainty_score":0.7983406,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05412736329266665,"score_gpt":0.3592173009346263,"score_spread":0.3050899376419597,"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."}}