Biomechanical Determinants of Ceiling-Tempo Double-Under Performance in World and Junior National Champions: Implications for Training and Injury Prevention.

Life (Basel) · 2026 · PMC13412236 · PMID 42514148

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highly significantp < 0.01actually significant

Significant between-group differences ( p < 0.05) indicated that WC exhibited greater maximal GRF and shorter foot contact times (except at 120 DUs/min) than JNC, whereas highly significant differences ( p < 0.01) showed smaller first-under rope-clearance heights, lower peak rope midpoint positions, and greater whole-body compression in WC.

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