{"id":"W3194598131","doi":"10.1136/bmj.n1943","title":"Effectiveness of BNT162b2 and mRNA-1273 covid-19 vaccines against symptomatic SARS-CoV-2 infection and severe covid-19 outcomes in Ontario, Canada: test negative design study","year":2021,"lang":"en","type":"article","venue":"BMJ","topic":"SARS-CoV-2 and COVID-19 Research","field":"Medicine","cited_by":323,"is_retracted":false,"has_abstract":true,"ca_institutions":"Women's College Hospital; University of British Columbia; University of Alberta; Bruyère; BC Centre for Disease Control; Alberta Health; University of Manitoba; University Health Network; Ottawa Hospital; University of Calgary; University of Ottawa; McGill University; Children's Hospital of Eastern Ontario; Public Health Ontario; University of Toronto","funders":"National Institute of Allergy and Infectious Diseases","keywords":"Medicine; Confidence interval; Coronavirus disease 2019 (COVID-19); Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Logistic regression; Odds ratio; Emergency medicine; Internal medicine; Pediatrics; 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":[0.002204834,0.0005809859,0.0005641104,0.0002108957,0.0004663497,0.0003926486,0.0007362886,0.0004255441,0.0008950253],"category_scores_gemma":[0.00447299,0.0002514297,0.000812045,0.0003611661,0.0007049046,0.0002317275,0.0003750142,0.0003573348,0.00008720296],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01285317,"about_ca_system_score_gemma":0.01332919,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.7854007,"about_ca_topic_score_gemma":0.8392646,"domain_scores_codex":[0.9984817,0.0005377344,0.00007002118,0.0002144179,0.0003978693,0.0002982755],"domain_scores_gemma":[0.9973442,0.000556224,0.000956788,0.00008699835,0.0004054844,0.0006502991],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0162181,0.0006569443,0.9474025,0.0004552975,0.0008855619,0.000117949,0.0002876907,0.002300173,0.002290863,0.0001468546,0.001808962,0.02742914],"study_design_scores_gemma":[0.001037473,0.005240469,0.9905365,0.000046692,0.0003222965,0.0000689961,0.0001002594,0.001259755,0.0005563715,0.00004051282,0.0007762951,0.00001445455],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.995877,0.001074933,0.0001986401,0.0001606218,0.000009339293,0.0001361738,0.001429241,0.000008360294,0.001105672],"genre_scores_gemma":[0.9979454,0.000257966,0.0002750301,0.0000934495,0.000006131927,0.00007937169,0.0007562051,0.000002506815,0.0005839709],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2145993,"threshold_uncertainty_score":0.4317261,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05791301378371767,"score_gpt":0.3677105224741775,"score_spread":0.3097975086904598,"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."}}