Table 3.
Hierarchical multiple regression analyses assessing mindfulness as a predictor of exercise motivation at T2 and T3
| β | t | p | R2 | ΔR2 | |
|---|---|---|---|---|---|
| T2 Exercise Motivation | |||||
| Step 1 | .835 | ||||
| T1 Exercise Motivation | .914 | 17.150 | .000 | ||
| Step 2 | .845 | .010 | |||
| T1 Exercise Motivation | .897 | 16.953 | .000 | ||
| Mindfulness | .099 | 1.875 | .066 | ||
|
| |||||
| T3 Exercise Motivation | |||||
| Step 1 | .651 | ||||
| T1 Exercise Motivation | .807 | 10.313 | .000 | ||
| Step 2 | .698 | .047 | |||
| T1 Exercise Motivation | .775 | 10.437 | .000 | ||
| Mindfulness | .219 | 2.952 | .005 | ||
Note: Exercise motivation was measured by the Behavioral Regulation in Exercise Questionnaire-version 2 (BREQ- 2); Mindfulness was measured by the Mindful Attention Awareness Scale (MAAS). Standardized beta coefficients are reported.