Table 5. Go-No Go data of men and women before, during, and after 4 h of gaming.
| Variable | Caffeine | AmaTea® | Placebo |
|---|---|---|---|
| Go-No Go (ms) | |||
| Hour 0 | 277±36 | 279±47 | 274±37 |
| Hour 1 | 271±29 | 271±44 | 271±41 |
| Hour 2 | 273±32 | 265±33 | 275±35 |
| Hour 3 | 265±30 | 268±44 | 262±32 |
| Hour 4 | 266±35 | 267±34 | 267±36 |
| Accuracy (%)* | |||
| Hour 0 | 96±3 | 96±3 | 96±3 |
| Hour 1 | 97±2 | 96±3 | 96±3 |
| Hour 2 | 96±3 | 95±4 | 95±3 |
| Hour 3 | 96±4 | 96±3 | 95±3 |
| Hour 4 | 95±4 | 96±3 | 95±4 |
Values are mean±SD.
*
Time effect (P=0.04); Values higher at h 1 than h 3 and 4 (P=0.17) and h 2 (P=0.02). No other differences of statistical significance were noted (P>0.05).