| Short-term (3 months) | Long-term (9 months) | ||||
---|---|---|---|---|---|---|
 | α-path | β-path | αβ-path | α-path | β-path | αβ-path |
Mediator variables | B (SE) | B (SE) | B (95% CI) | B (SE) | B (SE) | B (95% CI) |
Need satisfaction | ||||||
 Autonomy | ||||||
 Weekday steps | 0.24 (0.15) | 620.97 (196.74)** | 151.57 (-0.47–421.36) | 0.37 (0.16)* | 410.34 (221.57) | 151.43 (13.64–419.73)* |
 Average day steps | 0.23 (0.15) | 436.83 (176.81)* | 100.83 (-3.33–76.86) | 0.36 (0.16)* | 538.01 (195.02)** | 195.68 (29.42–510.41)* |
 Competence | ||||||
 Weekday steps | 0.40 (0.17)* | 626.11 (168.59)*** | 249.93 (76.80–541.99)* | 0.34 (0.18) | 514.84 (198.98)* | 173.22 (20.86–454.86)* |
 Average day steps | 0.39 (0.17)* | 498.37 (151.38)** | 196.23 (50.97–433.38)* | 0.34 (0.18) | 576.19 (176.03)** | 194.44 (25.47–447.12)* |
 Relatedness | ||||||
 Weekday steps | 0.06 (0.19) | 517.67 (151.04)*** | 28.85 (-145.65–240.08) | 0.12 (0.21) | -63.58 (172.17) | -7.53 (-137.01–38.26) |
 Average day steps | 0.04 (0.19) | 365.89 (136.62) | 13.92 (-104.44–166.38) | 0.08 (0.22) | 88.76 (150.16) | 7.08 (-33.93–134.05) |
 Total needsa | ||||||
 Weekday steps | 0.23 (0.13) | 942.42 (212.80)*** | 219.59 (3.51–508.61)* | 0.27 (0.14)* | 431.44 (261.95) | 118.50 (9.61–366.94)* |
 Average day steps | 0.22 (0.14) | 695.09 (192.17)*** | 153.53 (0.65–394.47)* | 0.26 (0.14) | 646.93 (230.33)** | 168.41 (15.44–431.02)* |