Table 4 Results of sequential mediation model showing total, direct, and indirect effects on quality of life (anxiety)
Variable | Effect | Standard error | t | p-value |
|---|---|---|---|---|
Physical health | ||||
 Total effect of care burden | -0.063 | 0.006 | -11.13 | < 0.001 |
 Direct effect of care burden | -0.025 | 0.006 | -4.35 | < 0.001 |
 Indirect effect of care burden | Effect | Bootstrapping SE | Bootstrapping LLCI | Bootstrapping ULCI |
 Total indirect effect of care burden | -0.038 | 0.004 | -0.047 | -0.030 |
 Indirect effect via self esteem | -0.019 | 0.004 | -0.026 | -0.013 |
 Indirect effect via anxiety | -0.014 | 0.003 | -0.019 | -0.009 |
 Indirect effect via self-esteem and anxiety | -0.005 | 0.001 | -0.008 | -0.003 |
Psychological health | ||||
 Total effect of care burden | -0.076 | 0.006 | -13.01 | < 0.001 |
 Direct effect of care burden | -0.035 | 0.006 | -6.00 | < 0.001 |
 Indirect effect of care burden | Effect | Bootstrapping SE | Bootstrapping LLCI | Bootstrapping ULCI |
 Total indirect effect of care burden | -0.041 | 0.005 | -0.050 | -0.032 |
 Indirect effect via self esteem | -0.025 | 0.004 | -0.033 | -0.019 |
 Indirect effect via anxiety | -0.012 | 0.003 | -0.017 | -0.007 |
 Indirect effect via self-esteem and anxiety | -0.004 | 0.001 | -0.007 | -0.002 |
Social relationships | ||||
 Total effect of care burden | -0.058 | 0.006 | -10.66 | < 0.001 |
 Direct effect of care burden | -0.030 | 0.006 | -5.09 | < 0.001 |
 Indirect effect of care burden | Effect | Bootstrapping SE | Bootstrapping LLCI | Bootstrapping ULCI |
 Total indirect effect of care burden | -0.028 | 0.004 | -0.037 | -0.020 |
 Indirect effect via self esteem | -0.020 | 0.004 | -0.028 | -0.013 |
 Indirect effect via anxiety | -0.006 | 0.002 | -0.010 | -0.002 |
 Indirect effect via self-esteem and anxiety | -0.002 | 0.001 | -0.004 | -0.001 |
Environment | ||||
 Total effect of care burden | -0.058 | 0.006 | -10.49 | < 0.001 |
 Direct effect of care burden | -0.039 | 0.006 | -6.22 | < 0.001 |
 Indirect effect of care burden | Effect | Bootstrapping SE | Bootstrapping LLCI | Bootstrapping ULCI |
 Total indirect effect of care burden | -0.019 | 0.004 | -0.026 | -0.012 |
 Indirect effect via self esteem | -0.015 | 0.004 | -0.022 | -0.009 |
 Indirect effect via anxiety | -0.003 | 0.002 | -0.007 | 0.001 |
 Indirect effect via self-esteem and anxiety | -0.001 | 0.001 | -0.003 | 0.000 |