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Regression analysis of chain mediation model (N = 855).
| Variables | Equation 1: (Dependent variable: Self-efficacy) | Equation 2: (Dependent variable: Self-control) | Equation 3: (Dependent variable: Internet addiction) | ||||||
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| β | SE | t | β | SE | t | β | SE | t | |
| Physical activities | 0.31 | 0.03 | 8.05*** | 0.14 | 0.04 | 3.64*** | –0.14 | 0.02 | –3.87*** |
| Self-efficacy | 0.38 | 0.05 | 10.16*** | 0.04 | 0.03 | 1.24 | |||
| Self-control | –0.55 | 0.03 | –12.65*** | ||||||
| R 2 | 0.10 | 0.2 | 0.34 | ||||||
| F | 70.66*** | 135.53*** | 122.85*** | ||||||
***p < 0.001.
