Table 4.
Oxidized and reduced serum levels of glutathione. The data are expressed as the median (IQR). The significance was determined with the Wilcoxon rank-sum test § or with the Wilcoxon matched-pairs signed-rank test *.
| Parameters | Ctr (0 Months) |
Athletes (0 Months) |
p-Value (Ctr vs. 0) |
Ctr (2 Months) |
Athletes (2 Months) |
p-Value § (Ctr vs. 2) |
p-Value * (0 vs. 2 Months for Athletes) |
|---|---|---|---|---|---|---|---|
| GSH (µM/µL) | 0.3 (0.3–0.4) |
0.8 (0.5–1.6) |
<0.001 | 0.3 (0.3–0.4) |
0.8 (0.5–0.9) |
<0.001 | 0.330 |
| GSSG (µM/µL) | 0.1 (0.1–0.1) |
0.1 (0.1–0.2) |
0.774 | 0.2 (0.2–0.2) | 0.1 (0.1–0.2) | 0.002 | 0.359 |
| GSH/GSSG (µM/µL) | 2.6 (2.2–2.9) |
6.8 (3.1–13.5) |
0.001 | 1.9 (1.6–2.2) |
6.2 (4.4–10.2) |
<0.001 | 0.890 |
GSH, glutathione; GSSG, glutathione disulfide.