Table 2.
Standardized (β) and unstandardized (B) direct and indirect effects of the latent study variables (n = 397).
| Independent variable | Dependent variable | Mediator I | Mediator II | β | B (95%CI) |
|---|---|---|---|---|---|
| Direct effects | |||||
| Perceived autonomy support | Need satisfaction | — | — | 0.81⁎⁎⁎ | 0.59⁎⁎⁎ (0.45 to 0.75) |
| Perceived autonomy support | MVPA | — | — | –0.03 | –0.09 (–0.51 to 0.30) |
| Need satisfaction | Intrinsic motivation | — | — | 0.86⁎⁎⁎ | 1.80⁎⁎⁎ (1.47 to 2.28) |
| Identified regulation | — | — | 0.60⁎⁎⁎ | 1.03⁎⁎⁎ (0.80 to 1.36) | |
| Introjected regulation | — | — | 0.20⁎⁎ | 0.40⁎⁎ (0.13 to 0.69) | |
| External regulation | — | — | –0.14⁎ | –0.31⁎ (–0.63 to –0.02) | |
| Intrinsic motivation | MVPA | — | — | 0.29⁎⁎⁎ | 0.50⁎⁎⁎ (0.19 to 0.80) |
| Identified regulation | — | — | 0.01 | 0.03 (–0.39 to 0.46) | |
| Introjected regulation | — | — | –0.12 | –0.21 (–0.64 to 0.20) | |
| External regulation | — | — | 0.16 | 0.26 (–0.03 to 0.64) | |
| Indirect effects | |||||
| Perceived autonomy support | Intrinsic motivation | Need satisfaction | — | 0.70⁎⁎⁎ | 1.06⁎⁎⁎ (0.88 to 1.30) |
| Identified regulation | — | 0.48⁎⁎⁎ | 0.61⁎⁎⁎ (0.49 to 0.77) | ||
| Introjected regulation | — | 0.16⁎ | 0.24⁎ (0.08 to 0.42) | ||
| External regulation | — | –0.11 | –0.18 (–0.37 to –0.02) | ||
| Specific indirect effect | |||||
| Perceived autonomy support | MVPA | Need satisfaction | Intrinsic motivation | 0.20⁎⁎⁎ | 0.53⁎⁎ (0.22 to 0.87) |
| Identified regulation | 0.00 | 0.02 (–0.23 to 0.28) | |||
| Introjected regulation | –0.02 | –0.07 (–0.20 to 0.04) | |||
| External regulation | –0.02 | –0.04 (–0.16 to –0.00) | |||
| Sum of indirect effects | |||||
| Perceived autonomy support | MVPA | — | — | 0.17⁎⁎⁎ | 0.46⁎⁎⁎ (0.78 to 0.21) |
| Total effect | |||||
| Perceived autonomy support | MVPA | — | — | 0.14⁎ | 0.37⁎ (0.13 to 0.61) |
*p < 0.05, **p < 0.01, ***p ≤ 0.001.
Abbreviations: CI = confidence interval; MVPA = moderate-to-vigorous physical activity.