{"id":"W4226088477","doi":"10.1093/ntr/ntac067","title":"When Cigarette Sales Suddenly Become Illegal: Evidence From an Online Survey of South African Smokers During COVID-19 Lockdown","year":2022,"lang":"en","type":"article","venue":"Nicotine & Tobacco Research","topic":"Smoking Behavior and Cessation","field":"Medicine","cited_by":16,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"African Capacity Building Foundation; International Development Research Centre; Global Alliance for Chronic Diseases","keywords":"Coronavirus disease 2019 (COVID-19); 2019-20 coronavirus outbreak; Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Electronic cigarette; Business; Advertising; Environmental health; Medicine; Internet privacy; Virology; Computer science","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001751453,0.0002000785,0.0002828217,0.0009208219,0.001386152,0.001504668,0.0007054547,0.001246485,0.004921037],"category_scores_gemma":[0.008490954,0.0005659714,0.0003575375,0.001280626,0.0008375763,0.001452549,0.00134053,0.001618023,0.0007933692],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007481755,"about_ca_system_score_gemma":0.001001582,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0407897,"about_ca_topic_score_gemma":0.0533166,"domain_scores_codex":[0.9989389,0.0004221546,0.00007411696,0.0001220378,0.0001864326,0.0002564103],"domain_scores_gemma":[0.9943275,0.001376404,0.00296425,0.0001944464,0.0005401629,0.0005972579],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001744106,0.0002062425,0.9718797,0.0001651659,0.00004158261,0.000438854,0.0179108,0.00002196375,0.0005883863,0.0001739304,0.00123242,0.007166675],"study_design_scores_gemma":[0.000003604856,0.00004351155,0.9820971,0.00009638659,0.00001306774,0.0001042868,0.01651169,0.00006562134,0.00007847392,0.00003250227,0.0009465847,0.000007197831],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9978339,0.0002043076,0.00003556641,0.0005435509,0.00001024743,0.00002115534,0.0004162532,0.00000146324,0.0009336933],"genre_scores_gemma":[0.9987046,0.0003144303,0.00005488771,0.000226208,0.00001274722,0.00002809966,0.0002459012,0.000002763798,0.000410508],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0407897,"threshold_uncertainty_score":0.08110452,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2621868413102673,"score_gpt":0.4292527159366991,"score_spread":0.1670658746264318,"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."}}