Table 2 Mean and SD for peak power, mean power, fatigue index, and successful kicks in each round at baseline and post-testing for each group

From: Short-term co-ingestion of creatine and sodium bicarbonate improves anaerobic performance in trained taekwondo athletes

  Bout 1 Bout 2 Bout 3
Baseline Post-Test Baseline Post-Test Baseline Post-Test
Peak Power (W∙kg-0.67) CR + SB 1.30 ± 0.15 1.74 ± 0.23a 1.33 ± 0.11 1.68 ± 0.34a 1.37 ± 0.22 1.57 ± 0.25
CR 1.36 ± 0.14 1.52 + 0.18 1.27 ± 0.19 1.47 ± 0.23 1.27 ± 0.14 1.42 ± 0.10
SB 1.28 ± 0.16 1.47 ± 0.22 1.28 ± 0.18 1.47 ± 0.26 1.27 ± 0.25 1.45 ± 0.30
PLA 1.32 ± 0.14 1.27 ± 0.27 1.32 ± 0.14 1.24 ± 0.22 1.22 ± 0.07 1.23 ± 0.16
CON 1.38 ± 0.13 1.32 ± 0.15 1.38 ± 0.15 1.26 ± 0.14 1.37 ± 0.12 1.25 ± 0.11
Mean Power (W∙kg-0.67) CR + SB 1.12 ± 0.17 1.54 ± 0.17a 1.11 ± 0.13 1.51 ± 0.18a 1.05 ± 0.16 1.39 ± 0.20a
CR 1.17 ± 0.14 1.40 ± 0.23a 1.06 ± 0.12 1.22 ± 0.13a 1.01 ± 0.13 1.11 ± 0.12
SB 1.08 ± 0.13 1.34 ± 0.20a 1.08 ± 0.14 1.31 ± 0.20a 1.02 ± 0.19 1.27 ± 0.23a
PLA 1.11 ± 0.15 1.10 ± 0.20 1.14 ± 0.12 1.07 ± 0.17 1.04 ± 0.09 1.01 ± 0.11
CON 1.14 ± 0.11 1.13 ± 0.10 1.17 ± 0.12 1.08 ± 0.10 1.09 ± 0.09 1.07 ± 0.10
Fatigue Index (W∙S− 1) CR + SB 21.42 ± 6.66 20.56 ± 9.13 25.88 ± 7.89 20.86 ± 19.8 31.37 ± 7.68 24.52 ± 9.49
CR 25.13 ± 7.41 25.04 ± 12.7 27.68 ± 11.7 29.05 ± 15.5 28.29 ± 11.2 32.78 ± 6.68
SB 26.22 ± 9.28 13.45 ± 13.3 24.86 ± 9.23 15.80 ± 10.1 26.38 ± 9.76 19.04 ± 11.4
PLA 26.13 ± 5.76 24.32 ± 13.0 25.37 ± 7.22 26.63 ± 12.2 18.39 ± 5.37 23.30 ± 10.4
CON 29.06 ± 9.41 25.45 ± 9.90 27.97 ± 12.3 24.75 ± 8.70 27.84 ± 8.69 24.34 ± 10.1
Successful Kicks (number) CR + SB 59.00 ± 3.02 58.63 ± 2.45 56.75 ± 2.49 69.13 ± 3.31 68.38 ± 3.25 68.50 ± 2.51
CR 61.13 ± 1.13 58.00 ± 1.85 56.63 ± 2.20 65.00 ± 2.56 62.25 ± 2.31 59.38 ± 1.68
SB 59.63 ± 1.19 59.62 ± 2.50 57.88 ± 1.96 66.50 ± 1.07 65.75 ± 1.16 64.50 ± 2.20
PLA 60.38 ± 1.77 61.25 ± 1.16 58.62 ± 1.92 60.00 ± 3.21 59.00 ± 2.39 57.50 ± 2.14
CON 59.13 ± 1.89 60.13 ± 2.64 57.75 ± 1.75 58.75 ± 1.67 57.50 ± 2.00 57.25 ± 2.25
  1. a = significantly different than baseline