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Table 5 Influence of chokeberry supplementation on selected parameters of pro-oxidative-antioxidant balance

From: Effects of antioxidant supplementation on oxidative stress balance in young footballers- a randomized double-blind trial

Parameters Supplemented group Placebo group p-value interaction intervention * effects of physical exercise test * group
before supplementation Mean (SD) after supplementation Mean (SD) before supplementation Mean (SD) after supplementation Mean (SD)
TAC [mmol/l]
 Before 1.36 (0.3) 1.94 (0.7) 1.03 (0.3) 1.76 (0.5) 0.49
 After 0.97 (0.3) 0.74 (0.4) 0.81 (0.3) 0.97 (0.3)
 3 h after 1.18 (0.3) 1.52 (0.4) 1.00 (0.3) 1.45 (0.2)
 24 h after 1.13 (0.3) 1.77 (0.3) 1.25 (0.5) 1.75 (0.5)
TBARS [nmol/ml]
 Before 22.45 (1.9) 17.11 (5.3) 23.92 (3.5) 14.69 (4.6) 0.96
 After 22.26 (3.1) 18.58 (7.8) 23.37 (3.9) 14.36 (3.6)
 3 h after 21.01 (2.9) 18.53 (6.8) 24.09 (3.6) 16.18 (3.6)
 24 h after 21.47 (3.2) 16.85 (5.7) 24.24 (6.2) 15.18 (5.1)
8-OHdG [ng/ml]
 Before 3.2 (0.8) 2.04 (0.5) 4.02 (1.4) 1.87 (0.3) 0.41
 After 3.01 (0.8) 2.28 (0.7) 4.13 (1.6) 2.09 (0.4)
 3 h after 3.04 (0.9) 2.12 (0.5) 3.28 (1.0) 1.98 (0.3)
 24 h after 3.12 (0.6) 1.99 (0.8) 3.35 (1.0) 1.73 (0.2)
  1. SD standard deviation, mmol/l millimoles/litre, nmol/ml nanomoles/millilitre, ng/ml nanograms/millilitre, TBARS thiobarbituric acid reactive substances, TAC total antioxidant capacity, 8-OHdG 8-oxo-2′-deoxyguanosine, before before the test, after after the test, 3 h after 3 h after the test, 24 h after 24 h after the test