{"id":"W2877540147","doi":"10.1111/dar.12842","title":"Differences in patterns of cannabis use among youth: Prevalence, perceptions of harm and driving under the influence in the USA where non‐medical cannabis markets have been established, proposed and prohibited","year":2018,"lang":"en","type":"article","venue":"Drug and Alcohol Review","topic":"Cannabis and Cannabinoid Research","field":"Medicine","cited_by":39,"is_retracted":false,"has_abstract":true,"ca_institutions":"Regional Municipality of Waterloo; University of Waterloo","funders":"Canadian Institutes of Health Research; National Institutes of Health; National Cancer Institute; Public Health Agency; Public Health Agency of Canada","keywords":"Cannabis; Harm; Medical cannabis; Perception; Psychiatry; Medicine; Environmental health; Psychology; Social psychology","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"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":[0.0006158181,0.0001105228,0.0001612938,0.000751141,0.0005188069,0.0007545793,0.0003382345,0.000343828,0.001668703],"category_scores_gemma":[0.002205716,0.000223661,0.0004402089,0.0008877369,0.0004870215,0.0005658676,0.0006735592,0.0005710064,0.0001885997],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001022375,"about_ca_system_score_gemma":0.0009638692,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.1349954,"about_ca_topic_score_gemma":0.233168,"domain_scores_codex":[0.999587,0.00006680679,0.00005344049,0.00008124352,0.0001167756,0.00009478567],"domain_scores_gemma":[0.99835,0.0001986655,0.0008544052,0.00004328087,0.0002647621,0.0002888397],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00001288285,0.00002012009,0.9985814,0.000006332993,0.00001452771,0.00001406077,0.0004923929,0.00001570929,0.00005982726,0.00001795148,0.00007695214,0.0006878917],"study_design_scores_gemma":[6.459907e-7,0.00001576997,0.9986075,0.000008424861,0.000005592181,0.00002415777,0.001177636,0.00003964714,0.00002851129,0.000006761507,0.00008377754,0.000001666517],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9992664,0.00006251936,0.00002971376,0.00006296094,0.000002295076,0.000005969962,0.0002881348,0.000001546525,0.0002805124],"genre_scores_gemma":[0.9994206,0.00009593722,0.00004087926,0.00002554811,0.000002328178,0.000005730304,0.0002963094,0.00000102904,0.0001116207],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1349954,"threshold_uncertainty_score":0.2684191,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02563897006273326,"score_gpt":0.3144333390288188,"score_spread":0.2887943689660855,"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."}}