Kathrin Steffen

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OBJECTIVE To examine the effect of a comprehensive warm-up programme designed to reduce the risk of injuries in female youth football. DESIGN Cluster randomised controlled trial with clubs as the unit of randomisation. SETTING 125 football clubs from the south, east, and middle of Norway (65 clusters in the intervention group; 60 in the control group)(More)
INTRODUCTION Several intrinsic risk factors for lower extremity injuries have been proposed, including lack of proper knee and body control during landings and cutting manoeuvres, low muscular strength, reduced balance and increased ligament laxity, but there are still many unanswered questions. The overall aim of this research project is to investigate(More)
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