{"id":"W4400127072","doi":"10.1111/trf.17934","title":"Blood donor return behavior in South Africa and the United States before and during the <scp>COVID</scp>‐19 pandemic","year":2024,"lang":"en","type":"article","venue":"Transfusion","topic":"Blood donation and transfusion practices","field":"Business, Management and Accounting","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University","funders":"National Blood Foundation; AABB","keywords":"Pandemic; Coronavirus disease 2019 (COVID-19); 2019-20 coronavirus outbreak; Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Virology; Medicine; Internal medicine; Outbreak; Infectious disease (medical specialty)","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0008110942,0.0001860126,0.00015981,0.000317575,0.0004494345,0.0005865931,0.0001568992,0.00008658657,0.0000671185],"category_scores_gemma":[0.0000906593,0.0001036443,0.00005572646,0.000799816,0.0001738653,0.0006561122,0.00006277866,0.0004035681,0.00001194138],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00000975794,"about_ca_system_score_gemma":0.00001644152,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001162852,"about_ca_topic_score_gemma":0.001772066,"domain_scores_codex":[0.9988835,0.00005808951,0.0002630683,0.0003257755,0.000238325,0.0002311695],"domain_scores_gemma":[0.9992964,0.0004179829,0.00006131783,0.0001584013,0.00004159485,0.0000242636],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0003113092,0.0003045278,0.8911601,0.001511137,0.0001804444,0.0001715074,0.0781351,0.00008443876,0.003180419,0.01420229,0.0001993177,0.01055943],"study_design_scores_gemma":[0.02006781,0.0001086282,0.6049166,0.0005841182,0.003050336,0.0002060322,0.03656684,0.02574527,0.0001552845,0.01124176,0.2967975,0.000559765],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9951389,0.001406966,0.00005465816,0.001624142,0.000143829,0.0005996646,0.000009564583,0.0001870885,0.00083515],"genre_scores_gemma":[0.9971884,0.001453647,0.00001251993,0.0006865681,0.0001383902,0.0000712566,0.00002439009,0.00002615672,0.0003986604],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2965982,"threshold_uncertainty_score":0.5656531,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01822624627584123,"score_gpt":0.2366635040634046,"score_spread":0.2184372577875633,"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."}}