Biased Methodology Could Be Skewing ACL Injury Rates for Women

The widely circulated claim that women are 2 to 10 times more likely to injure their anterior cruciate ligaments (ACLs) than men—often linking such propensity to musculoskeletal differences or the menstrual cycle—fails to take into consideration gender inequities in sports, a new study finds. According to research released in the British Journal of Sports Medicine, methods currently used for calculating ACL injuries may be biased against women.