Table 3.
Blood Pressure and Vascular Function
| Baseline Placebo |
2 Hours Placebo |
2 Weeks Placebo |
Baseline EGCG |
2 Hours EGCG |
2 Weeks EGCG |
|
|---|---|---|---|---|---|---|
| SBP (mmHg) | 133±28 | 134±18 | 134±20 | 134±17 | 136±20 | 135±17 |
| DBP (mmHg) | 74±8 | 75±9 | 74±8 | 75±9 | 75±10 | 74±8 |
| Brachial diameter (mm) | 4.51±0.77 | 4.52±0.76 | 4.56±0.68 | 4.51±0.68 | 4.53±0.72 | 4.50±0.72 |
| Hyperemic Flow (cm/sec) | 69±21 | 68±22 | 79±26 | 84±52 | 70±27 | 68±25 |
| Flow-mediated dilation (%) | 8.0±4.4 | 8.6±4.2 | 8.2±4.1 | 7.1±4.1 | 8.6±4.7* | 7.8±4.2 |
| Flow-mediated dilation (mm) | 0.34±0.15 | 0.38±0.16 | 0.36±0.15 | 0.31±0.17 | 0.38±0.19† | 0.33±0.14 |
| Nitroglycerin-mediated dilation(%) | 12.1±6.8 | 13.0±7.2 | 11.4±5.7 | 9.9±4.6 | 10.5±4.7 | 10.8±7.0 |
SBP=systolic blood pressure; DBP=diastolic blood pressure;
*
P=0.01 vs. before EGCG and
†
P=0.008 vs. before EGCG by post hoc comparison. n=35 for hyperemic flow; n=22 for nitroglycerin-mediated dilation; n=42 for all other measurements. Data are mean ± SD.