Table 2.
Direct and indirect effects of dietary behaviour (X) on depression (Y) through physical activity (M1) and sleep quality (M2) (n = 18 819)
| Path | Estimate | Bootstrap SE | Beta | Bootstrap LLCI* | Bootstrap ULCI* |
|---|---|---|---|---|---|
| Total effect X→Y |
1.001 |
0.032 |
0.238† |
0.939 |
1.067 |
| Direct effect X→Y |
0.865 |
0.031 |
0.206† |
0.806 |
0.931 |
| Total indirect effect X→Y |
0.136 |
0.010 |
0.032† |
0.116 |
0.155 |
|
Specific indirect effects
|
|
|
|
|
|
| X→M1→Y |
-0.011 |
0.002 |
0.003† |
-0.016 |
-0.007 |
| X→M2→Y |
0.145 |
0.010 |
0.034† |
0.126 |
0.164 |
| X→M1→M2→Y | 0.002 | 0.001 | 0.001† | 0.001 | 0.003 |
CI – confidence interval, LLCI – lower limit of confidence interval, SE – standard error, ULCI – upper limit of confidence interval
*95% confidence interval.
†P < 0.001.