Fig. 3From: Effect of caffeinated gum on a battery of rugby-specific tests in trained university-standard male rugby union players(a) 6 × 30 m sprint times (n = 17). Data are expressed in mean ± SD. b Fatigue Index (n = 17). Data are expressed in mean ± SD. * Caffeine significantly lower than placebo (p = 0.001)Back to article page