Gender difference in jumping and landing among 15–18-year old icelandic national youth soccer players

Background After puberty female athletes are in 2–7 times higher risk of tearing the anterior cruciate ligament as compared to males. Objective To compare following factors between 15 and 18 years boys and girls participating in soccer: 1) Vertical jump height. 2) Jump- and landing technique in drop...

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Bibliographic Details
Published in:British journal of sports medicine 2011-04, Vol.45 (4), p.361-361
Main Authors: Magnúsdóttir, H, Sveinsson, T, Árnason, Á
Format: Article
Language:English
Subjects:
Children & youth
Comparative analysis
Gender differences
Ligaments
Soccer
Sports injuries
Sports medicine
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Summary:Background After puberty female athletes are in 2–7 times higher risk of tearing the anterior cruciate ligament as compared to males. Objective To compare following factors between 15 and 18 years boys and girls participating in soccer: 1) Vertical jump height. 2) Jump- and landing technique in drop jump. 3) EMG activity around the knee during jumping and landing. Design Observational, cross-sectional study. Setting National youth soccer teams in Iceland. Participants 20 boys and 17 girls, 15–18 years, from three soccer teams and also participating in Icelandic national youth soccer teams were invited to participate. Of these, 10 boys and 10 girls accepted participation and showed up for testing. Main outcome measurement (1) Jump height in counter movement jumps. (2) Degree of knee valgus during drop jumps. (3) EMG onset latency for five different muscles in each thigh during drop jumps. Results Boys jumped significantly higher than girls in countermovement jump (30.3±2.6 cm vs 22.6±3.8 cm, p
ISSN:0306-3674
1473-0480
DOI:10.1136/bjsm.2011.084038.145