Does disallowing body checking in non-elite 13-to 14-year-old ice hockey leagues reduce rates of injury and concussion? A cohort study in two Canadian provinces

摘要

Objective To compare rates of injury and concussion among non-elite (lowest 60% by division of play) Bantam (ages 13-14 years) ice hockey leagues that disallow body checking to non-elite Bantam leagues that allow body checking.