Table 4.
Multiple mediated path analysis.
| Effect | SE | Bootstrap 95% CI | Effect ratio | ||
|---|---|---|---|---|---|
| Lower | Upper | ||||
| Direct effect | − 0.012 | 0.015 | − 0.041 | 0.017 | 7.35% |
| Indirect effect | |||||
| Path 1: sleep quality → ADL → HRQOL | − 0.065 | 0.023 | − 0.111 | − 0.021 | 40.30% |
| Path 2: sleep quality → depression → HRQOL | − 0.082 | 0.012 | − 0.104 | − 0.060 | 50.37% |
| Path 3: sleep quality → ADL → depression → HRQOL | − 0.003 | 0.001 | − 0.006 | − 0.001 | 1.98% |
| Total indirect effect | − 0.150 | 0.026 | − 0.201 | − 0.100 | 92.65% |
| Total effect | − 0.162 | 0.025 | − 0.211 | − 0.113 | 100% |
N = 1587; ADL Activities of daily living, HRQOL Health-related quality of life. Adjusted gender, age, marital status, education, personal annual income, chronic diseases, drinking, smoking and regular exercise.