Konsep model latihan fisik pada sepakbola by Seftrio Putra, Emral  Emral, Arsil Arsil, Tjung Hauw Sin

“…Proses pengembangan model latihan holistik ini dilakukan melalui tahapan pertama yaitu mencari potensi masalah, pengumpulan data, disain produk, validasi disain, revisi disain, uji coba produk, revisi produk, uji coba pemakaian, dan revisi produk.Instrumen yang digunakan dalam penelitian, yaitu: 1) Angket/Kusioner penilain untuk pengembangan model, 2) Tes latihan fisik dengan Yo-Yo Intermitten Recovery Test (Yo-Yo IR test) pengembangan tes VO2Max untukmengetahui kemampuan Daya tahan seorang atlet. …”
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Differences in Physical and Psychological Parameters in Sub-Elite, Male, Youth Soccer Players with Jumper's Knee Following Physical Therapy Compared to Healthy Controls: A Longitud... by Marc Niering, Thomas Muehlbauer

“…Univariate analysis of variance was used to compare differences in variables between the two groups over the course of a soccer season. # Results Over the season, the jumper's knee group (JK; 15.1 ± 0.8 yr) demonstrated significantly worse physical performance in CODS (to the left side: 1.37≤ Cohen's *d* ≤ 1.51 \[T1-T4\]; *p* \< 0.001 / to the right side: 1.24 ≤ *d* ≤ 1.53 \[T1-T4\]; *p* \< 0.001) and speed (0.48 ≤ *d* ≤ 1.26 \[T1-T4\]; *p* \< 0.007) compared to healthy controls (HC; 15.0 ± 1.0 yr). …”
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