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Table 2 Indexes of anaerobic performance of subjects during a Wingate protocol before (W pre ) and after (W post ) 20 g/day creatine monophosphate supplementation for 1 week (double-blind study; MEAN ± SEM)

From: Effects of acute creatine supplementation on iron homeostasis and uric acid-based antioxidant capacity of plasma after wingate test

  Placebo Creatine
  Wpre(a) Wpost(b) Wpre(c) Wpost(d)
AnPpeak(W/kg) 9.68 ± 1.08
(*c,d)
10.33 ± 0.80
(*d)
11.4 ± 0.5
(*a,d)
12.6 ± 0.6
(*a,b,c)
AnC (W/kg) 5.05 ± 0.52
(#c,d)
5.08 ± 0.35
(#c,d)
8.1 ± 0.4
(#a,b)
8.5 ± 0.8
(#a,b)
TotalWL (J/kg) 151.8 ± 15.8 (#c,d) 152.3 ± 10.5 (#c,d) 241.1 ± 12.4(#a,b) 255.0 ± 21.2(#a,b)
Fatigue index (%) n.d. n.d. 60 ± 8 40 ± 8
  1. (§) p < 0.005; (#) p < 0.01; (*) p < 0.05.
  2. n.d. = not determined.