Preprint Article Version 1 Preserved in Portico This version is not peer-reviewed

The Impact of Different Velocity Loss on Post-Activation Performance Enhancement (PAPE) Effects in Sprint Athletes

Version 1 : Received: 10 May 2024 / Approved: 13 May 2024 / Online: 13 May 2024 (07:52:34 CEST)

How to cite: Li, L.; Mo, L.; Liu, Y.; Mei, T. The Impact of Different Velocity Loss on Post-Activation Performance Enhancement (PAPE) Effects in Sprint Athletes. Preprints 2024, 2024050790. https://doi.org/10.20944/preprints202405.0790.v1 Li, L.; Mo, L.; Liu, Y.; Mei, T. The Impact of Different Velocity Loss on Post-Activation Performance Enhancement (PAPE) Effects in Sprint Athletes. Preprints 2024, 2024050790. https://doi.org/10.20944/preprints202405.0790.v1

Abstract

Proper Post-Activation Performance Enhancement helps to improve athletic performance. This study aimed to investigate the effects of two different velocity loss (VL), 10%VL and 20%VL, on post-activation performance enhancement (PAPE) in 20m sprint performance among sprint athletes. Twenty-four male sprint athletes (100m sprint time: 10.96±0.15 s) were recruited. A randomized crossover experimental design was used for traditional group (TG), 10%VL, and 20%VL interventions. Sprint tests were conducted at the 4th, 8th, 12th, and 16th minutes after the intervention. Two-way repeated measures ANOVA revealed an interaction effect between group and time on 20m sprint performance (F=2.817, p=0.037, partial η²=0.585). Simple effect analyses showed significant differences compared to baseline at the 4th minute for the 20%VL group (P<0.05). Cohen's d values indicated improvement in 10m sprint times at the 8th minute of the rest interval for all three intervention groups (TG: ES=-0.270, 10%VL: ES=-0.038, 20%VL: ES=-0.279). Improvement in 20m sprint times was observed at the 4th minute for the 20%VL group (ES=-0.296) and at the 16th minute for the 10%VL group (ES=-0.276). Compared to traditional PAPE schemes based on 1RM, PAPE schemes based on velocity loss (20%VL) can better induce PAPE effects in sprint athletes.

Keywords

post-activation performance enhancement; velocity-based strength training; velocity loss; sprinter

Subject

Public Health and Healthcare, Physical Therapy, Sports Therapy and Rehabilitation

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