Table 3.
Blood serum creatinine (mean ± SD) levels in mg/dL in volunteers in the first week (groups A0 (earthed) and B1 (unearthed)) and in the second week of the experiment (groups A1 (unearthed) and B0 (earthed)).
| I (rest) | II (15 min of exercise) | III (30 min of exercise) | IV (40 min of recovery) | |
|---|---|---|---|---|
| A0 | 0.97 ± 0.09∗I–III | 0.99 ± 0.11∗II–IV | 1.0 ± 0.09∗III-IV | 0.96 ± 0.08 |
| A1 | 0.96 ± 0.09∗I-II-III | 0.99 ± 0.09 | 0.99 ± 0.11 | 0.98 ± 0.09 |
| B0 | 1.00 ± 0.08 | 1.01 ± 0.09 | 1.04 ± 0.09 | 0.99 ± 0.09 |
| B1 | 1.01 ± 0.08∗I–III | 1.03 ± 0.08 | 1.02 ± 0.09∗III-IV | 1.03 ± 1.07 |
*Significant differences between phases at P < 0.05.