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Table 5 Mean ± SD of percent declines in peak torque and average power during the fatigue test before and after 28 days of supplementation

From: The effects of phosphocreatine disodium salts plus blueberry extract supplementation on muscular strength, power, and endurance

Group Pre-Supplementation Post-Supplementation p-value
Peak Torque (%)
 Creatine Monohydrate Group (n = 12) 40.30 ± 12.11 38.94 ± 18.36 0.780
 Phosphocreatine Disodium Salts Plus Blueberry Extract Group (n = 11) 33.25 ± 31.39 43.69 ± 38.57 0.126
 Placebo Group (n = 10) 38.00 ± 18.53 39.69 ± 25.65 0.728
Average Power (%)
 Creatine Monohydrate 40.65 ± 12.25 45.91 ± 15.60 0.211
 Phosphocreatine Disodium Salts Plus Blueberry Extract Group 35.41 ± 30.36 44.82 ± 42.38 0.104
 Placebo 38.85 ± 18.55 39.19 ± 27.80 0.949