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Table 3 Number of attacks during Randori combats

From: Dose-dependent effect of caffeine supplementation on judo-specific performance and training activity: a randomized placebo-controlled crossover trial

  FIGHT1 FIGHT2 FIGHT3 F P \( {\eta}_p^2 \)
Dosage
 Baseline 12.0 (3.9) 10.8 (3.5) 12.1 (2.6) 2.03 0.14 0.09
 3 mg/kg 12.2 (3.5) 11.3 (4.1) 12.0 (4.0) 0.45 0.64 0.02
 6 mg/kg 12.3 (4.7) 12.6 (3.8) 13.4 (4.4) 0.76 0.47 0.04
 9 mg/kg 12.9 (4.4) 12.5 (4.1) 13.6 (4.7) 1.36 0.27 0.06
 Placebo 11.5 (3.9) 11.2 (3.2) 11.5 (3.5) 0.08 0.92 0.00
Dosage effect
F 0.61 1.97 1.79
p 0.66 0.11 0.14
\( {\eta}_p^2 \) 0.03 0.09 0.07
Dosage x caffeine consumption effect
F 0.81 0.25 0.19
p 0.53 0.91 0.94
\( {\eta}_p^2 \) 0.04 0.01 0.01
  1. Values are expressed as means (± SD)