{"id":"W3210479633","doi":"10.2139/ssrn.3638284","title":"Social Distancing Causally Impacts the Spread of SARS-CoV-2: A Nationwide U.S. Event Study","year":2020,"lang":"en","type":"article","venue":"SSRN Electronic Journal","topic":"COVID-19 and Mental Health","field":"Psychology","cited_by":1,"is_retracted":false,"has_abstract":false,"ca_institutions":"Queen's University","funders":"","keywords":"Social distance; Coronavirus disease 2019 (COVID-19); Event (particle physics); Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); 2019-20 coronavirus outbreak; Pandemic; Virology; Outbreak; Geography; Medicine; Infectious disease (medical specialty); Disease","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002167014,0.0003244699,0.0002727037,0.0005524682,0.002119094,0.002074971,0.0007076747,0.001482806,0.01089203],"category_scores_gemma":[0.01076105,0.0003065346,0.0005605173,0.0007204727,0.0008274852,0.00130181,0.00281717,0.003482173,0.0007705483],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001049069,"about_ca_system_score_gemma":0.001533792,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.03366595,"about_ca_topic_score_gemma":0.06450921,"domain_scores_codex":[0.9978508,0.001274611,0.0000674296,0.000234533,0.0001185829,0.0004540748],"domain_scores_gemma":[0.9916195,0.00252316,0.002664604,0.0008102492,0.0005606051,0.001822023],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001315505,0.002231646,0.9646732,0.00005465779,0.0003614349,0.0002366583,0.003237722,0.0002229954,0.000184196,0.002009492,0.009063786,0.01640871],"study_design_scores_gemma":[0.0001099745,0.0005406059,0.9817227,0.0001020014,0.0001348494,0.00009300702,0.01214471,0.0008455224,0.0001110741,0.001278818,0.002885254,0.00003146817],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9913234,0.0002383514,0.0001661394,0.003039368,0.00009601822,0.00002797921,0.0005167129,0.000008388818,0.004583683],"genre_scores_gemma":[0.9982291,0.0001410982,0.00007275018,0.0004350927,0.00006451076,0.000018706,0.0002813375,0.000005366024,0.0007520507],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.03366595,"threshold_uncertainty_score":0.06694001,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06564866483098514,"score_gpt":0.4274652830204652,"score_spread":0.36181661818948,"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."}}