| |
Elite
|
Recreational
|
p-values (ES)
|
|---|
|
Supplementation
|
Group
|
Supplementation x Group
|
|---|
|
RPElegs
|
Caffeine
|
15.63 ± 2.82
|
18.00 ± 1.15
|
0.548 (0.02)
|
0.021* (0.29)
|
0.889 (0.001)
|
| |
Placebo
|
15.88 ± 3.68
|
18.40 ± 0.97
|
|
RPEcardio
|
Caffeine
|
14.50 ± 3.62
|
17.20 ± 1.75
|
0.419 (0.04)
|
0.019* (0.30)
|
0.785 (0.05)
|
| |
Placebo
|
14.75 ± 2.76
|
17.70 ± 1.57
|
|
RPEgeneral
|
Caffeine
|
15.50 ± 3.66
|
17.70 ± 1.16
|
0.094 (0.16)
|
0.079 (0.18)
|
0.846 (0.002)
|
| |
Placebo
|
16.13 ± 3.48
|
18.20 ± 0.92
|
- Data are provided as the mean ± standard deviation. Adjusted values for the test statistic (F) and degrees of freedom (df) are shown when inequality of variances were found between groups
- Abbreviations: ES: effect size; RPElegs: exertion perceived at the level of the legs; RPEcardio: exertion perceived at the cardiorespiratory level; RPEgeneral: general perceived exertion
- *: p < 0.05
