Table 1.
Changes in StO2, tHb, HbO2, and HHb in the pharmacological time course study. Data are presented as mean (SD). These are raw data and have not been normalized by ANCOVA.
| Parameters | Placebo | Caffeine | ||||
|---|---|---|---|---|---|---|
| Baseline | 30 min | 60 min | Baseline | 30 min | 60 min | |
| StO2 (%) | 65.9 (3) | 67.7 (3) | 67.9 (2) | 63.9 (6) | 63.4 (6) | 63.4 (5) |
| tHb (uM) | 55.1 (7) | 56.3 (7) | 56.5 (6) | 54.5 (8) | 53.5 (8) | 53.1 (9) |
| HbO2 (uM) | 36.5 (5) | 38.2 (6) | 38.5 (5) | 34.6 (4) | 33.6 (4) | 33.5 (4) |
| HHb (uM) | 18.7 (2) | 18.0 (1) | 18.0 (1) | 19.9 (5) | 19.9 (6) | 19.6 (5) |
| Vp (cm/s) | 50.6 (9) | 46.4 (6) | 45.1 (5) | 53.1 (10) | 44.8 (13) | 43.3 (12) |