文化大學機構典藏 CCUR:Item 987654321/45510
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    jsp.display-item.identifier=請使用永久網址來引用或連結此文件: https://irlib.pccu.edu.tw/handle/987654321/45510


    题名: Differences Between Bimodal and Unimodal Force-time Curves During Countermovement Jump
    作者: Peng, HT (Peng, Hsien-Te)
    Song, CY (Song, Chen-Yi)
    Chen, ZR (Chen, Zong-Rong)
    Wang, IL (Wang, I-Lin)
    Gu, CY (Gu, Chin-Yi)
    Wang, LI (Wang, Li-, I)
    贡献者: 體育系
    关键词: coordination
    moment
    power
    muscle strength
    rapid force development
    proximal-to-distal
    日期: 2019-09
    上传时间: 2019-12-18 11:04:58 (UTC+8)
    摘要: This study aimed to explore the biomechanical differences between single and double peak ground reaction force-time curves during the countermovement jump with respect to kinematics, kinetics, and coordination of the lower extremities. Twenty-five college students were stratified into a single peak curve group and a double peak curve group. Eight infrared cameras and two force platforms were synchronized to collect the data. Independent t-tests were performed with groups for each dependent kinematic, kinetic and time of the joint extensor concentric contraction variable. Repeated one-way analysis of variance measurements were performed for the time of the ankle, knee and hip extensor concentric contraction in each group. The double peak curve was associated with larger jump height, reactive strength index modified, rate of force development, impulse, hip, knee and ankle flexion, extension angular displacement, and hip and knee moments (p<0.05). The double peak curve group revealed a better hip, knee and ankle (proximal to distal) timing of extensor concentric contractions sequence of the lower extremities during the countermovement jump (p<0.05). The double peak curve group exhibited a more effective countermovement jump movement with respect to biomechanics compared to the single peak curve group.
    關聯: INTERNATIONAL JOURNAL OF SPORTS MEDICINE 卷冊: 40 期: 10 頁數: 663-669
    显示于类别:[體育學系] 期刊論文

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