Table 5.
Power intra- and inter-group differences.
| Group * | Pre Intervention | Post Intervention | Follow-Up | %RC | |
|---|---|---|---|---|---|
| Control (watts) | 410.67 (91.71) | 416.42 (96.85) | 412.00 (83.90) | 0.32 | |
| Experimental (watts) | 421.27 (106.02) | 455.35 (97.50) | 426.77 (103.17) | 4.43 | |
| Within-Group Difference in Change Score †,‡ | |||||
| Time Interaction Per Group | F(2,86) = 3.733, p = 0.028; η2 = 0.08 | ||||
| Intra Group Time Differences | |||||
| Control/pre-post; pre-follow-up | −5.74 (−23.38, 11.79) | −1.33 (−19.59, −16.93) | |||
| Experimental/pre-post; pre-follow-up | −34.08 (−52.02, −16.14) § | −5.50 (−24.18, 13.17) | |||
|
Inter group time differences ‡ pre-post; pre-follow-up |
28.33 (8.03, 48.64) ~ | 4.17 (−16.97, 25.31) | |||
* Means and standard deviation; † compared to pretreatment; ‡ mean difference (95% confidence interval); § statistically significant differences (p < 0.01); ~ statistically significant differences (p < 0.05); η2 = Eta squared. Effect Size; %RC = percentage relative change = (V1−V2)/V2 × 100. Bold: refers to another analysis.