{"id":"W3127711628","doi":"10.1111/trf.16296","title":"SARS‐CoV‐2 seroprevalence among blood donors after the first COVID‐19 wave in Canada","year":2021,"lang":"en","type":"article","venue":"Transfusion","topic":"Blood donation and transfusion practices","field":"Business, Management and Accounting","cited_by":58,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Ottawa; University of Alberta Hospital; University of Alberta; Canadian Blood Services","funders":"Government of Canada; Canadian Blood Services","keywords":"Seroprevalence; Medicine; Demography; Logistic regression; Population; Odds ratio; Cross-sectional study; Ethnic group; Immunology; Internal medicine; Serology; Antibody; Environmental health; Pathology","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":[0.0004817978,0.0002351107,0.000222294,0.0006711668,0.001455724,0.0007159256,0.0006016928,0.0002471183,0.001531721],"category_scores_gemma":[0.0009545767,0.0002108479,0.0002827297,0.001726766,0.0004566873,0.0002139757,0.0004036243,0.0004477965,0.0001735559],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01268598,"about_ca_system_score_gemma":0.01196453,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9850484,"about_ca_topic_score_gemma":0.9877524,"domain_scores_codex":[0.9995889,0.00002435022,0.00001713634,0.00008040704,0.0001299958,0.0001592158],"domain_scores_gemma":[0.9991404,0.00004268628,0.0001490291,0.00002443264,0.0004115949,0.0002318794],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00004186033,0.00001262427,0.9970937,0.00001067867,0.00001459027,0.00004635788,0.0001966537,0.00005970088,0.0001168026,0.00002786635,0.0004199516,0.001959198],"study_design_scores_gemma":[0.0000037956,0.00001896356,0.998895,0.00001195673,0.00001106491,0.00004919488,0.0004435594,0.0001490113,0.0000638386,0.00001129915,0.0003385955,0.000003764407],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9965731,0.0004228719,0.00008655799,0.0001381051,0.000007241353,0.00001900783,0.001785832,0.00000885481,0.0009583632],"genre_scores_gemma":[0.9981659,0.0002883225,0.0001176674,0.00005722769,0.000003285058,0.000006556036,0.0007870016,0.00000194779,0.0005721159],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01495165,"threshold_uncertainty_score":0.0920437,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01915329704540948,"score_gpt":0.2186941529280577,"score_spread":0.1995408558826482,"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."}}