B. Vermeulen, R. Clijsen, R. Fässler, J. Taeymans, Eva D’Hondt, D. Aerenhouts
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引用次数: 6
摘要
目的:本探索性研究分别通过形态学指标与各性别高山滑雪项目国际排名之间的相关性分析来考察潜在的表现指标。方法:对58名优秀高山滑雪运动员进行横断面抽样,根据他们的国际滑雪排名分为技术组和速度组。采用双因素方差分析(2 * 2)(M)检验性别和事件组对年龄、BMI、6个皮褶和体型的影响。正向逐步判别分析选择了性别和/或事件之间最具判别性的体型成分。注册变量与每个高山滑雪项目的国际排名之间的双变量Pearson相关性分别对每个性别进行了检查。结果:女性速度专家的相对脂肪量高于女性技术专家(P = 0.022)。不论性别,技术专家体重较轻(P P = 0.008)。皮尔逊值显示速度排名和体重之间存在中等程度的关联。高速度的女性排名与较高的相对脂肪量有关。男性速度排名高与较低的畸形有关。结论:在SPEED比赛中,增加体重似乎是有益的。脂肪量与女性SPEED专家的高排名正相关。这一观察结果应该在女性高山滑雪者中进行监测,以便确定相对体脂的表现阈值。
Event-Specific Body Characteristics of Elite Alpine Skiers in Relation to International Rankings
Objective: This explorative study examined potential performance indicators through a correlational analysis between morphological measures and international ranking within each alpine ski event for each gender separately. Methods: A cross-sectional sample of 58 elite alpine skiers were allocated into a technical or speed event group based on their international ski rankings. Several two-way (2 * 2) (M)ANOVA’s were used to examine the effect of gender and event group on age, BMI, sum of 6 skinfolds and somatotype. Forward stepwise discriminant analysis selected the most discriminating somatotype component between gender and/or event. Bivariate Pearson correlations between registered variables and international rankings per alpine ski event were examined for each gender separately. Results: Female speed specialists possessed more relative fat mass (P = 0.022) than female technical specialists. Irrespective of gender, technical specialists were lighter (P P = 0.008). Pearson values indicated moderate associations between speed rankings and body weight. High female speed rankings were associated with higher relative fat mass. High male speed rankings were associated with lower ectomorphy. Conclusion: Additional body weight appears to be beneficial in SPEED events. Fat mass correlated positively with higher rankings of female SPEED specialists. This observation should be monitored in female alpine skiers so that performance thresholds of relative body fat can be determined.