Why the study?
Do preventive knee braces reduce medial collateral ligament sprains in college football players?
Population
987 previously uninjured college football players
Comparison
Preventive knee braces vs Unbraced knees
Design
Cohort
Authors
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Selection bias precludes causal inference on brace efficacy; leaves open whether preventive knee braces reduce MCL sprains in college football.
Do preventive knee braces reduce medial collateral ligament sprains in college football players?
Accurate investigation of daily brace wear patterns and repartitioning of data is essential to avoid misinterpretations due to selection bias when evaluating preventive knee braces.
Albright et al. (1994) studied this question.
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