Table 5.
Buffering effects of SS on the severity of depression according to demographics, symptom severity, and ADLs (N=194)
| Variable | Model 1 | Model 2 | Model 3 | |||
|---|---|---|---|---|---|---|
| β | SE | b | SE | b | SE | |
| Elder demographics | ||||||
| Gender | −0.12 | 1.435 | −0.067 | 1.039 | −0.064 | 1.036 |
| Education | −0.103 | 1.534 | −0.004 | 1.104 | −0.009 | 1.110 |
| Income source | 0.038 | 1.547 | 0.059 | 1.118 | 0.058 | 1.116 |
| Major caregiver | 0.135 | 1.771 | 0.051 | 1.357 | 0.053 | 1.359 |
| Monthly allowance | −0.107 | 1.494 | −0.058 | 1.091 | −0.059 | 1.094 |
| Illness | ||||||
| Symptom severity | 0.277** | 0.136 | 0.266*** | 0.137 | ||
| Daily living activity | ||||||
| ADL | −0.201** | 0.033 | −0.137 | 0.037 | ||
| IADL | −0.212** | 0.082 | −0.242** | 0.083 | ||
| SS | −0.381** | 0.054 | −0.374*** | 0.055 | ||
| Interactions | ||||||
| ADL × SS | 0.098 | 0.003 | ||||
| IADL × SS | −0.036 | 0.008 | ||||
| Symptom severity × SS | −0.069 | 0.014 | ||||
| Model R2 | 0.088 | 0.549 | 0.560 | |||
| ΔR2 | 0.088 | 0.461 | 0.011 | |||
| ΔF | 3.631** | 46.965*** | 1.496 | |||
Note:
**
p<0.01,
***
p<0.001.
Abbreviations: ADL, activities of daily living; IADL, instrumental activities of daily living; SS, social support.