{"id":"W2112867470","doi":"10.1136/ip.2009.025353","title":"The effects of provincial bicycle helmet legislation on helmet use and bicycle ridership in Canada","year":2010,"lang":"en","type":"article","venue":"Injury Prevention","topic":"Injury Epidemiology and Prevention","field":"Medicine","cited_by":68,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Manitoba; CancerCare Manitoba; University of Ottawa","funders":"","keywords":"Legislation; Poison control; Injury prevention; Occupational safety and health; Human factors and ergonomics; Suicide prevention; Engineering; Forensic engineering; Transport engineering; Medical emergency; Political science; Medicine; Law","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":[0.001382348,0.0002967966,0.0004267937,0.001676695,0.002949455,0.001451347,0.001360221,0.0003875727,0.002086896],"category_scores_gemma":[0.006129711,0.0003759231,0.0008602394,0.00367323,0.0009754419,0.0003913726,0.001489589,0.0007665535,0.0001625739],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.05668222,"about_ca_system_score_gemma":0.091522,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9987971,"about_ca_topic_score_gemma":0.9992317,"domain_scores_codex":[0.9972829,0.0002444204,0.0001423653,0.0002380472,0.0009676191,0.001124572],"domain_scores_gemma":[0.9920218,0.0004953634,0.001344538,0.0001688554,0.004359227,0.001610149],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00007437266,0.00003109706,0.9912088,0.00006767182,0.00007113493,0.00006382755,0.000817385,0.000294771,0.00009594305,0.0002247994,0.001402084,0.00564806],"study_design_scores_gemma":[0.000004546514,0.00001257844,0.9976544,0.00005943907,0.00002578395,0.0000183321,0.0009138499,0.0001896015,0.00003395759,0.00001806669,0.00106327,0.000006147128],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9808091,0.002742798,0.0002544736,0.001809684,0.00005175336,0.00008064121,0.005634218,0.00003286709,0.008584537],"genre_scores_gemma":[0.9965849,0.0008846947,0.0001985252,0.0001337766,0.000006225839,0.0000219152,0.001108486,0.00000652448,0.001054936],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05668222,"threshold_uncertainty_score":0.4112602,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01372990051243833,"score_gpt":0.2881470174864288,"score_spread":0.2744171169739905,"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."}}