{"id":"W3181375288","doi":"10.1136/tobaccocontrol-2021-056605","title":"Smoking and vaping among Canadian youth and adults in 2017 and 2019","year":2021,"lang":"en","type":"article","venue":"Tobacco Control","topic":"Smoking Behavior and Cessation","field":"Medicine","cited_by":29,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"Health Canada","keywords":"Advertising; Youth smoking; Young adult; Psychology; Environmental health; Medicine; Demography; Gerontology; Business; Public health; Tobacco control; Sociology; Nursing","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":[0.0001463123,0.00008234895,0.0001764662,0.00009758987,0.00006175981,0.00004677653,0.00001634578,0.00008496941,0.00001913649],"category_scores_gemma":[0.00006922841,0.00008152881,0.00001252319,0.00006257906,0.00003691999,0.00009127792,0.00001232433,0.0001338869,3.238907e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00004773634,"about_ca_system_score_gemma":0.00008095615,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.06758724,"about_ca_topic_score_gemma":0.06566045,"domain_scores_codex":[0.9993933,0.00002374672,0.0001173169,0.0001996833,0.00008630698,0.0001796115],"domain_scores_gemma":[0.9996273,0.00003080151,0.00002999723,0.0001085982,0.00004222871,0.0001610651],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002860905,0.00000726856,0.9857174,0.00001289096,0.00001139072,0.00008405897,0.001544132,5.809767e-7,0.00009742352,0.00001947351,0.00002749736,0.01244924],"study_design_scores_gemma":[0.003499855,0.00002640507,0.9943585,0.0002078143,0.0001009107,0.00003923986,0.001490752,0.00007570993,0.000045983,0.000009013922,0.00006048713,0.00008535023],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9974951,0.001188283,0.000006708204,0.0004358015,0.00008670071,0.0001688165,0.00001660998,0.00001235588,0.0005896447],"genre_scores_gemma":[0.9993597,0.0001136364,0.000009230594,0.000343297,0.00005576944,0.000005533704,0.00002171259,0.000008887642,0.00008229465],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01236389,"threshold_uncertainty_score":0.9513888,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01387716609733348,"score_gpt":0.2415257581559866,"score_spread":0.2276485920586531,"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."}}