{"id":"W4415423751","doi":"10.1136/bmjopen-2025-103843","title":"SARS-CoV-2 infection following home, community and work-related exposures: a prospective cohort of teachers and education workers in Ontario, Canada, 2021–2023","year":2025,"lang":"en","type":"article","venue":"BMJ Open","topic":"SARS-CoV-2 and COVID-19 Research","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Sinai Health System; University of Toronto","funders":"Canadian Institutes of Health Research; Public Health Agency; Public Health Agency of Canada","keywords":"Prospective cohort study; Transmission (telecommunications); Epidemiology; Intervention (counseling); Cohort study; Cohort; Public health","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":[0.0003870477,0.000431628,0.0004167747,0.0006729891,0.002204639,0.0009207933,0.0008564701,0.00048709,0.001694726],"category_scores_gemma":[0.0007152134,0.0006140118,0.0004925792,0.001752318,0.0004887235,0.000471713,0.0006708129,0.0006119063,0.0004172599],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.005918187,"about_ca_system_score_gemma":0.007573301,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9502213,"about_ca_topic_score_gemma":0.9656737,"domain_scores_codex":[0.9995161,0.00002186931,0.00002207222,0.00009625038,0.000167613,0.0001761156],"domain_scores_gemma":[0.999184,0.00002110604,0.0002290586,0.00004151211,0.0002620478,0.0002623406],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005758302,0.00001978798,0.9985579,0.00001000405,0.00001953407,0.00005237307,0.0002853484,0.0000178204,0.0001683143,0.000007917783,0.0003367658,0.0004666608],"study_design_scores_gemma":[0.000006044462,0.00002470558,0.9991181,0.000007031896,0.000009006144,0.00003715302,0.000483146,0.0000392672,0.00001474303,0.000003653349,0.0002545652,0.000002683652],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9936739,0.0002843769,0.00008211208,0.0001003622,0.000009847863,0.00005485782,0.004902889,0.000006248685,0.0008854681],"genre_scores_gemma":[0.9956114,0.0002820862,0.00008299142,0.00008147529,0.000007906995,0.00004386469,0.002674763,0.000003380089,0.001212167],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0497787,"threshold_uncertainty_score":0.1001437,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04489598817525602,"score_gpt":0.386083452448267,"score_spread":0.3411874642730109,"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."}}