{"id":"W4313644575","doi":"10.1136/tc-2022-057697","title":"Illicit cigarette purchasing after implementation of menthol cigarette bans in Canada: findings from the 2016–2018 ITC Four Country Smoking and Vaping Surveys","year":2023,"lang":"en","type":"article","venue":"Tobacco Control","topic":"Smoking Behavior and Cessation","field":"Medicine","cited_by":14,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ontario Institute for Cancer Research; University of Waterloo","funders":"National Cancer Institute; Canadian Institutes of Health Research; Ontario Institute for Cancer Research","keywords":"Menthol; Purchasing; Tobacco industry; Advertising; Medicine; Environmental health; Toxicology; Business; Marketing; Chemistry; Biology","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001162899,0.0001631281,0.0003144518,0.0001119237,0.00009745527,0.00003865674,0.00008944327,0.00007792033,0.0001700835],"category_scores_gemma":[0.00007481626,0.0001343182,0.00004232554,0.0002966007,0.00004075857,0.0001336579,0.00003670689,0.0002230747,6.077213e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004184364,"about_ca_system_score_gemma":0.0003624713,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.588918,"about_ca_topic_score_gemma":0.4565142,"domain_scores_codex":[0.9983014,0.0001642457,0.0004199022,0.0002634608,0.0005195379,0.0003314604],"domain_scores_gemma":[0.9991429,0.000352468,0.000139413,0.0002317322,0.00007395665,0.00005950984],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005095375,0.000006037602,0.9865319,0.00001216847,0.000081728,0.00003367077,0.001007135,0.000008963027,0.001063128,0.000006880219,0.0005958718,0.01060158],"study_design_scores_gemma":[0.002734606,0.00002756247,0.9935041,0.0002163361,0.0002373889,0.000003561659,0.002285891,0.000130934,0.0005448862,0.00001907621,0.0001654291,0.0001302372],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9966713,0.0001404175,0.000188421,0.001885996,0.0002949462,0.0005206708,0.0002365224,0.00003094758,0.00003081504],"genre_scores_gemma":[0.9985425,0.00003809685,0.000004155784,0.001052459,0.0001168954,0.0000717061,0.0001279149,0.00002569627,0.00002054668],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1324038,"threshold_uncertainty_score":0.553403,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02113704739491828,"score_gpt":0.267365326467242,"score_spread":0.2462282790723237,"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."}}