Table 3.
Testing ADL as a mediator and physical activity and perceived social support as two moderators in the relationship between sleep quality and psychological distress
| Model pathways | R2 | B | SE | t | 95%CI |
|---|---|---|---|---|---|
| Sleep quality→ADL | 0.226 | −1.094 | 0.088 | −12.486 | (− 1.266, −0.923) |
| Physical activity→ADL | 7.421 | 0.388 | 19.130 | (6.660, 8.181) | |
| Sleep quality×Physical activity→ADL | 1.015 | 0.106 | 9.607 | (0.808, 1.222) | |
| Sleep quality→Psychological distress | 0.380 | 1.762 | 0.091 | 19.332 | (1.583, 1.940) |
| ADL → Psychological distress | −0.397 | 0.020 | −20.086 | (−0.436, − 0.358) | |
| PSSS→Psychological distress | −0.286 | 0.022 | −13.013 | (−0.329, − 0.243) | |
| Sleep quality×PSSS→Psychological distress | −0.033 | 0.006 | −5.280 | (−0.046, − 0.021) | |
| ADL × PSSS→Psychological distress | −0.001 | 0.001 | −1.095 | (−0.004, 0.001) |
Note: Covariates used to control included sex, residence, age, education level, monthly income, marital status, smoking status, drinking status, and chronic conditions