{"id":"W1592461087","doi":"10.1007/bf03404177","title":"Prevalence of smokeless tobacco use among Canadian youth between 2004 and 2008: findings from the Youth Smoking Survey.","year":2012,"lang":"en","type":"article","venue":"Здоровье и образование в XXI веке","topic":"Smoking Behavior and Cessation","field":"Medicine","cited_by":4,"is_retracted":false,"has_abstract":false,"ca_institutions":"Cancer Care Ontario; Impact; University of Waterloo; Canadian Cancer Society","funders":"","keywords":"Smokeless tobacco; Logistic regression; Medicine; Demography; Tobacco product; Environmental health; Smoking prevalence; Tobacco use; Descriptive statistics; Population","routes":{"ca_aff":true,"ca_fund":false,"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":[0.0005340921,0.0002617605,0.0003311703,0.001805174,0.001434499,0.0008754336,0.0008971821,0.0004259351,0.001192696],"category_scores_gemma":[0.001198474,0.0003488042,0.0006233663,0.00372846,0.0003221028,0.0003366158,0.0005051271,0.0006742345,0.0001799698],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01253056,"about_ca_system_score_gemma":0.01604411,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9936886,"about_ca_topic_score_gemma":0.9967709,"domain_scores_codex":[0.9994228,0.00002402394,0.00004071217,0.00006245894,0.0002859316,0.0001640688],"domain_scores_gemma":[0.9990504,0.0000364737,0.00016108,0.00001962972,0.0004923203,0.0002399302],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005397492,0.00003260014,0.9944376,0.00004530763,0.00003637326,0.00003572386,0.0005192859,0.00003146588,0.0001426581,0.00004482545,0.001344827,0.003275461],"study_design_scores_gemma":[0.000001570771,0.000006481085,0.9988708,0.00001252287,0.00001478057,0.00001697121,0.0005196065,0.00003897469,0.00003035919,0.00000318503,0.0004812481,0.000003398076],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9753643,0.001056476,0.00008275748,0.0003007839,0.00002437892,0.00005551117,0.02045501,0.00001754401,0.002643208],"genre_scores_gemma":[0.9914032,0.0009656313,0.0002039199,0.00008810467,0.000007376027,0.0000290296,0.006087628,0.000005125573,0.001210083],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01253056,"threshold_uncertainty_score":0.09091592,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07963383075085967,"score_gpt":0.2801498531870913,"score_spread":0.2005160224362317,"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."}}