JASP Analysis Files for Caffeine Gum and Volleyball Performance Study

This repository contains the JASP analysis files generated for the study titled “Acute Effects of Caffeine Gum Use on Volleyball Performance: Single- and Partial-Dose Comparison”. The files include the statistical analyses for attack efficiency, block efficiency, defense efficiency, heart rate, vertical jump height, and rating of perceived exertion in national-level female volleyball players who completed placebo gum, single-dose caffeinated gum, and partial-dose caffeinated gum conditions in a randomized crossover design.本仓库包含为题为《咖啡因口香糖摄入对排球运动表现的急性影响：单剂量与部分剂量对比》的研究所生成的JASP统计分析文件（JASP）。该研究采用随机交叉设计，招募国家级女子排球运动员完成安慰剂口香糖、单剂量咖啡因口香糖与部分剂量咖啡因口香糖三种实验条件下的测试，相关分析文件涵盖进攻效率、拦网效率、防守效率、心率、垂直弹跳高度以及自觉劳累评分的统计分析内容。