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Table 2 Quantification of exercise performance variables

From: Effects of acute caffeine, theanine and tyrosine supplementation on mental and physical performance in athletes

 ConditionExercise round 1Exercise round 2p (group)p (time)p (interaction)
Small Battle RopePL80.6 ± 18.977.6 ± 16.20.990.100.31
SUP85.4 ± 27.772.7 ± 20.6
Large Battle RopePL49.1 ± 6.743.9 ± 7.80.110.04*0.84
SUP45.0 ± 1240.8 ± 12
Battle Rope SlamsPL20.5 ± 4.419.4 ± 4.70.720.210.84
SUP20.3 ± 3.618.9 ± 4.9
Kettlebell SwingsPL22.1 ± 3.121.2 ± 3.10.870.090.81
SUP22.6 ± 2.921.5 ± 3.4
Line JumpsPL118.4 ± 12.1115.7 ± 14.90.650.890.56
SUP114.5 ± 16.7116.2 ± 21.8
Toe TouchesPL130.0 ± 28.2119.0 ± 190.320.140.68
SUP121.9 ± 26.6115.7 ± 27.2
Mountain ClimbersPL92.8 ± 17.988.5 ± 23.10.840.480.87
SUP91 ± 23.288.3 ± 25
Bosu SquatsPL17.6 ± 5.518.6 ± 6.10.260.700.84
SUP19.8 ± 9.520.1 ± 8.2
BurpeesPL13.6 ± 1.812.6 ± 2.60.830.350.45
SUP13.3 ± 2.313.2 ± 3.1
  1. The data displayed shows how many repetitions were completed for each variable during the first round of exercise and the second round of exercise. Data displayed as mean ± SD
  2. PL placebo, SUP supplement containing caffeine, theanine and tyrosine
  3. *statistically significant time main effect
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