{"id":"W2990382677","doi":"","title":"Lifetime prevalence of concussion among Canadian ice hockey players aged 10 to 25 years old, 2014 to 2017.","year":2019,"lang":"en","type":"article","venue":"PubMed","topic":"Traumatic Brain Injury Research","field":"Medicine","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"Canadian Memorial Chiropractic College; Toronto Rehabilitation Institute; University of Toronto","funders":"","keywords":"Concussion; Ice hockey; Medicine; Athletes; Injury prevention; Physical therapy; Occupational safety and health; Poison control; Medical record; Psychiatry; Medical emergency; Physical medicine and rehabilitation; Internal medicine; Pathology","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":[0.0003365918,0.000217398,0.0002229159,0.001949293,0.001208774,0.0006546816,0.000818321,0.0002842981,0.002227368],"category_scores_gemma":[0.001537891,0.000218934,0.0003334387,0.001887221,0.0002783851,0.0002746843,0.00047153,0.0003233631,0.0002878247],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.008225759,"about_ca_system_score_gemma":0.009005072,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9725495,"about_ca_topic_score_gemma":0.9857804,"domain_scores_codex":[0.9995952,0.00001051299,0.0000311056,0.00005174349,0.0002020755,0.0001093094],"domain_scores_gemma":[0.9991124,0.00002983075,0.0002526856,0.00001689607,0.0004421004,0.0001459264],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00002469162,0.000009516842,0.9962231,0.00005229947,0.00002273724,0.00005188169,0.0002095539,0.00002400817,0.00005371847,0.00001774357,0.001111692,0.002198945],"study_design_scores_gemma":[0.000001221512,0.000009199474,0.998759,0.00002932945,0.00001297658,0.00005963827,0.0004733012,0.00003860482,0.00002252714,0.000003633936,0.0005881494,0.000002516729],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.963405,0.001687709,0.0000967205,0.0002315906,0.00002428507,0.00007434788,0.03049476,0.00002262732,0.003963039],"genre_scores_gemma":[0.9906688,0.001134104,0.0001702338,0.00006740102,0.00000979047,0.00002999787,0.006855649,0.000002879206,0.001061118],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0274505,"threshold_uncertainty_score":0.05968231,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03086855567571573,"score_gpt":0.2793997973124708,"score_spread":0.2485312416367551,"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."}}