{"id":"W3174878119","doi":"10.1093/annweh/wxab024","title":"COVID-19 Experiences, PPE, and Health Concerns in Toronto, Canada Bicycle Delivery Workers: Cross-sectional Pilot Survey","year":2021,"lang":"en","type":"article","venue":"Annals of Work Exposures and Health","topic":"Infection Control and Ventilation","field":"Medicine","cited_by":12,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto Metropolitan University; Occupational Cancer Research Centre; University of Toronto","funders":"Ryerson University","keywords":"Cross-sectional study; Coronavirus disease 2019 (COVID-19); Environmental health; 2019-20 coronavirus outbreak; Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Occupational safety and health; Personal protective equipment; Medicine; Medical emergency; Virology; 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":[0.000867515,0.0002336245,0.0002170559,0.0006322043,0.00310393,0.001013818,0.0006022502,0.0003100451,0.002953535],"category_scores_gemma":[0.001888417,0.0003642946,0.0001863803,0.00108474,0.0008340831,0.0003081947,0.001161486,0.0005639685,0.0002081501],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01412714,"about_ca_system_score_gemma":0.01791745,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9667135,"about_ca_topic_score_gemma":0.9856946,"domain_scores_codex":[0.9991203,0.0001145936,0.00005113695,0.00007069083,0.0002636816,0.0003795982],"domain_scores_gemma":[0.9982761,0.0001776714,0.0003169919,0.00003236436,0.000591664,0.0006051141],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001022776,0.0002013007,0.9545146,0.0001980081,0.0000166384,0.0004702909,0.03433166,0.00005853858,0.0007715278,0.00008416566,0.001576935,0.007673979],"study_design_scores_gemma":[0.000005627257,0.0001354993,0.9514393,0.00008268524,0.000007285672,0.00007042305,0.04650526,0.00006606088,0.00009020492,0.000009054049,0.001578098,0.00001048414],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9974618,0.0001649316,0.00004584406,0.00022004,0.000004381011,0.00009611477,0.0006419545,0.000002531031,0.001362411],"genre_scores_gemma":[0.997431,0.000434503,0.000165107,0.0001754563,0.000004988919,0.00007608567,0.0002904039,0.000001910981,0.00142048],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03328651,"threshold_uncertainty_score":0.1025001,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1919674252815096,"score_gpt":0.4415128753319956,"score_spread":0.2495454500504859,"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."}}