{"id":"W4385820978","doi":"10.1097/cxa.0000000000000142","title":"Cannabis Use, Increased Cannabis Use, and Cannabis Use Frequency in the Context of the Novel Coronavirus Disease Pandemic in Canada (May 2020 to March 2021)","year":2022,"lang":"en","type":"article","venue":"The Canadian Journal of Addiction","topic":"Cannabis and Cannabinoid Research","field":"Medicine","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"Thunder Bay Regional Health Sciences Centre; Public Health Ontario; University of Toronto; Western University; Centre for Addiction and Mental Health","funders":"","keywords":"Cannabis; Context (archaeology); Pandemic; Medicine; Population; Demography; Cannabis Dependence; Young adult; Psychiatry; Environmental health; Disease; Gerontology; Coronavirus disease 2019 (COVID-19); Geography; Internal medicine; Infectious disease (medical specialty)","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"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":[0.0005564804,0.0002698695,0.0002939779,0.0008405044,0.00152947,0.0009458434,0.0007990911,0.000509117,0.001738302],"category_scores_gemma":[0.001775543,0.0002383537,0.0005661511,0.001956826,0.0004336222,0.0004558624,0.0008200856,0.0009861238,0.0001713164],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01354393,"about_ca_system_score_gemma":0.01677007,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9784612,"about_ca_topic_score_gemma":0.9890136,"domain_scores_codex":[0.9995275,0.00003555532,0.00002342348,0.00006967936,0.0001488532,0.0001950162],"domain_scores_gemma":[0.9985274,0.00006197313,0.0003888039,0.00003678193,0.000625571,0.0003594696],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001182273,0.00002748527,0.9955217,0.0000326915,0.00004955027,0.00004608781,0.0003866977,0.0001024812,0.0001235857,0.00003823785,0.0009820939,0.002571278],"study_design_scores_gemma":[0.000001756971,0.000009460424,0.9991596,0.00001270114,0.000006701532,0.00001513384,0.0004132679,0.000111872,0.00002398865,0.000007340531,0.0002346152,0.000003544926],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9881161,0.0005510456,0.00007268005,0.0005815488,0.00001833501,0.00004745863,0.009052337,0.000009385422,0.001550937],"genre_scores_gemma":[0.9958774,0.0003419329,0.0001230216,0.0001078719,0.00001054903,0.00002214089,0.002871306,0.000003151428,0.000642602],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02153879,"threshold_uncertainty_score":0.09826857,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03502622557793428,"score_gpt":0.2697789693272691,"score_spread":0.2347527437493349,"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."}}