在青少年舞蹈演员中,对同位体中高拉动的可靠性,可变性和最小可检测变化
Nico Kolokythas1,2, George S Metsios1,3, Shaun M Galloway1
1Institute of Human Sciences, University of Wolverhampton, Wolverhampton, UK.
概括
对于青少年舞者来说,最大的肌肉力量至关重要. 同度性中腿拉力 (IMTP) 测试显示出出色的可靠性和低变性,使其成为评估年轻舞者力量的宝贵工具.
科学领域:
- 运动科学 运动科学 运动科学
- 舞蹈科学 舞蹈科学 舞蹈科学
- 生物力学 生物力学
背景情况:
- 肌肉力量对于青少年的发展,健康和健身至关重要.
- 在选择有才华的年轻舞者时,通常不会优先考虑最大肌肉力量的评估.
研究的目的:
- 评估青少年舞蹈演员中同位数中大腿拉动 (IMTP) 的可靠性,可变性和最小可检测变化 (MDC).
- 确定IMTP是否是评估该人群最大肌肉力量的合适工具.
主要方法:
- 35名青少年舞者 (17名女性) 在同一天接受了两次相同的IMTP评估,分隔4小时.
- 进行了三次3秒的IMTP试验,用于分析的是平均峰值力.
- 可靠性是使用类内相关系数 (ICC) 来评估的,可变性是通过标准测量误差 (SEM) 和变化系数 (CV) 来衡量的.
主要成果:
- 会议内部 (ICC=.99) 和会议间 (ICC=.98) 的可靠性都非常出色.
- 标准测量误差为4% (48N),最小可检测变化 (MDC) 为12% (134N).
- 会议之间发现了统计学上显著的差异 (P < .001),表明白天时间或昼夜节律对表现的潜在影响.
结论:
- 同位体中拉力 (IMTP) 是青少年舞者最大肌肉力量的可靠评估工具.
- 该测试表现出优异的会议内和会议间可靠性和低可变性.
- 虽然在单个会话中保持一致,但应该考虑会话间的潜在性能变化,可能是由于日间时间等因素造成的.
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