| Model 1 | Model 2 | Model 3 | |||
---|---|---|---|---|---|---|
B (SE) | BC 95% CI | B (SE) | BC 95% CI | B (SE) | BC 95% CI | |
Sleep quality mediates the association between problematic internet use (PIU) and psychological distress (N = 1040) | ||||||
Indirect effect | 0.47 (0.06) | 0.36, 0.60 | 0.45 (0.06) | 0.34, 0.57 | 0.36 (0.05) | 0.26, 0.47 |
Direct effect | 1.37 (0.11) | 1.16, 1.59 | 1.36 (0.11) | 1.15, 1.57 | 1.17 (0.10) | 0.97, 1.37 |
Total effect | 1.85 (0.11) | 1.63, 2.07 | 1.81 (0.11) | 1.59, 2.03 | 1.53 (0.11) | 1.32, 1.73 |
Proportion of total effect mediateda | 25.66% | 24.87% | 23.50% | |||
Ratio of indirect to direct effecta | 34.52% | 33.11% | 30.72% | |||
Sleep quality mediates the association between problematic gaming and psychological distress (N = 1040) | ||||||
Indirect effect | 0.81 (0.13) | 0.56, 1.07 | 0.81 (0.13) | 0.56, 1.08 | 0.59 (0.12) | 0.36, 0.85 |
Direct effect | 3.51 (0.24) | 3.05, 3.98 | 3.57 (0.25) | 3.09, 4.06 | 2.72 (0.25) | 2.24, 3.20 |
Total effect | 4.32 (0.26) | 3.82, 4.83 | 4.38 (0.27) | 3.86, 4.90 | 3.31 (0.27) | 2.79, 3.83 |
Proportion of total effect mediateda | 18.67% | 18.45% | 17.89% | |||
Ratio of indirect to direct effecta | 22.96% | 22.62% | 21.78% |