{"id":"W4280488929","doi":"10.1136/bmjopen-2021-058913","title":"Adolescents’ media usage and self-reported exposure to advertising across six countries: implications for less healthy food and beverage marketing","year":2022,"lang":"en","type":"article","venue":"BMJ Open","topic":"Obesity, Physical Activity, Diet","field":"Medicine","cited_by":50,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo; University of Ottawa; Université Laval","funders":"Canadian Institutes of Health Research; Public Health Agency; National Institute for Health and Care Research; Public Health Agency of Canada","keywords":"Medicine; Advertising; Environmental health; Public health; Unhealthy food; Food marketing; Marketing; Obesity","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":[0.001562837,0.0001713646,0.0004259819,0.00004418059,0.0007193728,0.0001332916,0.0002123657,0.00004941676,0.00001678397],"category_scores_gemma":[0.0004599429,0.0001768002,0.00004388998,0.0002225528,0.00004383217,0.0002117331,0.001201031,0.0002044637,0.000001590979],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001547395,"about_ca_system_score_gemma":0.0001759492,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001093805,"about_ca_topic_score_gemma":0.000335714,"domain_scores_codex":[0.9982869,0.0001538792,0.0003680807,0.0005094408,0.0002873182,0.0003943835],"domain_scores_gemma":[0.9985523,0.0004073181,0.000188677,0.0004338692,0.0001190234,0.0002987886],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001320268,0.002057224,0.9847459,0.001079112,0.0001616304,0.00001754144,0.002976936,0.000008038239,0.0005663633,0.00017707,0.001910773,0.004979098],"study_design_scores_gemma":[0.002642945,0.0008214731,0.9911844,0.0002042164,0.00008036945,0.00008905518,0.001069846,0.00007622811,0.00009607252,0.0001952059,0.003322421,0.0002177435],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9859524,0.00007550527,0.0001085734,0.005264219,0.0001059089,0.007908909,0.0003353333,0.00006156361,0.0001875952],"genre_scores_gemma":[0.9951214,0.00001357965,0.000875883,0.002070577,0.0001478378,0.001591992,0.00005994059,0.00003960641,0.00007918431],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.009169006,"threshold_uncertainty_score":0.7209701,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05604152763956474,"score_gpt":0.3826969693800315,"score_spread":0.3266554417404668,"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."}}