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Metabolic and physiological response at different exercise intensities
| Intensity, %MVC | PCr/(PCr + Pi), % | Pi/(PCr + Pi), % | pH | ΔLac |
|---|---|---|---|---|
| 0 (rest) | 100 | 100 | 7.02 ± 0.07 | 0 |
| 10 | 89 ± 4 | 220 ± 25 | 7.01 ± 0.06 | 3.8 ± 0.7 |
| 20 | 80 ± 7 | 275 ± 68 | 6.94 ± 0.08 | 4.9 ± 1.1 |
| 30 | 66 ± 10 | 358 ± 86 | 6.81 ± 0.14 | 7.6 ± 2.9 |
Values are expressed as means ± SD. ΔPCr and ΔpH, change relative to resting value. NM, not measurable; ND, not defined.
