{"id":"W2736202891","doi":"","title":"Did Implementation of the Zero-Tolerance for Head Contact Rule Change the Risk of Concussion and Injury in Youth Hockey Players in Alberta?","year":2014,"lang":"en","type":"article","venue":"Journal of undergraduate research in Alberta","topic":"Traumatic Brain Injury Research","field":"Medicine","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Calgary","funders":"","keywords":"Concussion; Ice hockey; Head injury; Cohort; Psychology; Medicine; Athletes; Physical therapy; Injury prevention; Poison control; Demography; Physical medicine and rehabilitation; Medical emergency; Surgery","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.006626885,0.0001575159,0.0006031574,0.0006460821,0.00008660812,0.00002543918,0.0003959093,0.0001060871,0.000006272061],"category_scores_gemma":[0.002106409,0.00008782982,0.0001346667,0.000814684,0.0003023572,0.0002102158,0.0001319126,0.001058914,0.000001067178],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002395548,"about_ca_system_score_gemma":0.0003369394,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.04494313,"about_ca_topic_score_gemma":0.03605603,"domain_scores_codex":[0.9956921,0.001361145,0.001095897,0.0002141845,0.001101326,0.0005353721],"domain_scores_gemma":[0.9947575,0.003880648,0.0005408205,0.0003858434,0.000306573,0.0001286507],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.004682545,0.000439006,0.9358901,0.0006559368,0.0001400936,0.000005423678,0.01037223,0.00002975623,0.00449401,0.004989479,0.000561181,0.03774018],"study_design_scores_gemma":[0.01936499,0.004144468,0.9213592,0.004319279,0.00007787344,0.00004667173,0.005205977,0.004814601,0.01131725,0.02856732,0.0005550933,0.0002272032],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.94432,0.0001577872,0.0000318705,0.05381127,0.00007963597,0.001451384,0.00002337757,9.236643e-7,0.0001237765],"genre_scores_gemma":[0.9988061,0.0007611584,0.000108905,0.0000824028,0.00006729348,0.00004689581,0.000004699421,0.00002526453,0.00009725506],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05448615,"threshold_uncertainty_score":0.9815334,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1091115790842807,"score_gpt":0.416799758602486,"score_spread":0.3076881795182052,"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."}}