Table 1.
Demographic details of the randomised participants (i.e., Day 1—acute analysis sample). There were no significant differences between groups on any measure. Note: the doses of finished product correspond to doses of 300, 600 and 900 mg native extract respectively).
| Treatment Group | ||||
|---|---|---|---|---|
| Placebo | 430 mg | 860 mg | 1290 mg | |
| Age at Enrolment (years) | 49.39 | 49.35 | 49.52 | 47.21 |
| Gender | F25/M9 | F21/M13 | F23/M10 | F23/M8 |
| Years in Education | 16.84 | 16.88 | 17.14 | 15.28 |
| Portions of Fruit & Veg | 4.23 | 4.15 | 4.59 | 4.32 |
| Alcohol consumption daily (units) | 0.99 | 0.99 | 0.66 | 0.83 |
| Caffeine Consumption (mg/day) | 207 | 194 | 219 | 243 |
| Blood Pressure—Systolic | 122 | 122 | 119 | 124 |
| Blood Pressure—Diastolic | 80 | 81 | 78 | 80 |
| Heart Rate (bpm) | 72 | 75 | 72 | 69 |
| Body Mass Index | 26.43 | 26.87 | 25.45 | 25.93 |
| Treatment guess (% placebo) | 47% | 52% | 36% | 38% |