Table 2.
FMD, NTG, and hemodynamic indices at rest and recovery.
| Variables |
Rest | Recovery |
|---|---|---|
| FMD indices | ||
| Preocclusion diameter (mm) | 4.52 ± 0.76 | 4.83 ± 0.83* |
| Postocclusion peak diameter (mm) | 4.72 ± 0.75 | 5.06 ± 0.85* |
| Time to peak RH diameter (s) | 62 ± 29 | 64 ± 33 |
| Preblood flow (mL·min−1) | 49 ± 35 | 56 ± 34 |
| Peak blood flow (mL·min−1) | 351 ± 177 | 309 ± 139 |
| AUC (AU) | 16586 ± 13081 | 13855 ± 13817 |
| “Corrected” FMD (%) | 4.39 ± 2.20 | 4.81 ± 2.20 |
| NTG indices | ||
| Pre-NTG diameter (mm) | 4.54 ± 0.63 | 4.93 ± 0.71* |
| Peak-NTG diameter (mm) | 5.52 ± 0.69 | 5.63 ± 0.72† |
| “Corrected” NTG (%) | 20.92 ± 4.46 | 15.14 ± 4.46* |
| Hemodynamic indices | ||
| Heart rate (bpm) | 57 ± 7 | 64 ± 8* |
| Systolic blood pressure (mm Hg) | 126 ± 14 | 118 ± 11‡ |
| Diastolic blood pressure (mm Hg) | 63 ± 6 | 62 ± 6 |
| Mean arterial pressure (mm Hg) | 84 ± 8 | 81 ± 6† |
Data expressed as mean ± SD. AU: arbitrary units. *P < 0.001 versus rest; † P < 0.05 versus rest. ‡ P < 0.01 versus rest.
RH: reactive hyperemia.