Table 4.
Estimates of the study model and the mediating effects.
| Patients with schizophrenia | General population | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Path | B | β | S.E. | C.R. | B | β | S.E. | C.R. | |
| COVID-19Fear → Depression | 0.014 | 0.021 | 0.021 | 0.657 | 0.050 | 0.070 | 0.019 | 2.621* | |
| COVID-19Fear → Loneliness | 0.100 | 0.218 | 0.019 | 5.382*** | 0.021 | 0.035 | 0.019 | 1.086 | |
| Loneliness → Depression | 1.037 | 0.656 | 0.061 | 16.992*** | 0.703 | 0.578 | 0.035 | 20.045*** | |
| COVID-19Stress → Depression | 0.091 | 0.111 | 0.028 | 3.281*** | 0.194 | 0.238 | 0.025 | 7.810*** | |
| COVID-19Stress → Loneliness | 0.115 | 0.220 | 0.022 | 5.262*** | 0.184 | 0.274 | 0.024 | 7.644*** | |
| COVID-19Fear ↔ COVID-19Stress | 0.586 | 0.645 | 0.036 | 16.123*** | 0.359 | 0.568 | 0.022 | 16.458*** | |
| Control variables | Gender → COVID-19Fear | −0.125 | −0.081 | 0.123 | −1.016 | −0.136 | −0.105 | 0.128 | −1.062 |
| Gender → COVID-19Stress | −0.139 | −0.090 | 0.094 | −1.477 | −0.155 | −0.114 | 0.141 | −1.099 | |
| Gender → Loneliness | −0.094 | −0.073 | 0.065 | −1.446 | −0.068 | −0.060 | 0.072 | −0.094 | |
| Gender → Depression | −0.075 | −0.069 | 0.093 | −0.806 | −0.175 | −0.118 | 0.103 | −1.697 | |
| Age → COVID-19Fear | 0.479 | 0.299 | 0.172 | 2.785* | 0.434 | 0.295 | 0.168 | 2.583* | |
| Age → COVID-19Stress | 0.095 | 0.077 | 0.104 | 0.911 | 0.369 | 0.264 | 0.153 | 2.410* | |
| Age → Loneliness | 0.088 | 0.071 | 0.112 | 0.784 | −0.428 | −0.310 | 0.143 | −2.993** | |
| Age → Depression | 0.081 | 0.065 | 0.129 | 0.626 | −0.625 | −0.523 | 0.074 | −8.445*** | |
| Marital status → COVID-19Fear | 0.293 | 0.172 | 0.438 | 0.668 | 0.372 | 0.199 | 0.185 | 2.011* | |
| Marital status → COVID-19Stress | 0.186 | 0.119 | 0.252 | 0.737 | 0.389 | 0.208 | 0.210 | 1.852* | |
| Marital status → Loneliness | −0.363 | −0.302 | 0.059 | −6.151*** | −0.475 | −0.364 | 0.055 | −8.636*** | |
| Marital status → Depression | 0.299 | 0.187 | 0.333 | 0.896 | −0.267 | −0.228 | 0.053 | −5.038*** | |
| Educational level → COVID-19Fear | 0.105 | 0.029 | 1.112 | 0.093 | 0.093 | 0.030 | 0.082 | 1.132 | |
| Educational level → COVID-19Stress | 0.081 | 0.027 | 0.192 | 0.421 | 0.078 | 0.023 | 0.135 | 0.576 | |
| Educational level → Loneliness | 0.202 | 0.082 | 0.378 | 0.534 | 0.036 | 0.011 | 0.054 | 0.666 | |
| Educational level → Depression | −0.309 | −0.179 | 0.063 | −4.903*** | −0.401 | −0.294 | 0.056 | −7.160*** | |
| Job → COVID-19Fear | −0.292 | −0.093 | 0.518 | −0.563 | −0.412 | −0.373 | 0.269 | −1.531 | |
| Job → COVID-19Stress | 0.384 | −0.099 | 0.579 | −0.663 | −0.623 | −0.588 | 0.184 | −3.386* | |
| Job → Loneliness | −0.517 | −0.468 | 0.078 | −6.626*** | −0.861 | −0.724 | 0.083 | −10.373*** | |
| Job → Depression | −0.831 | −0.678 | 0.104 | −7.990*** | −0.921 | −0.870 | 0.088 | −10.466*** | |
| Mediating effect | β | S.E. | 95%CI | P | β | S.E. | 95%CI | P | |
| COVID-19Fear → Loneliness→ Depression | 0.143 | 0.028 | (0.085, 0.197) | 0.002 | 0.020 | 0.020 | (−0.023, 0.056) | 0.420 | |
| COVID-19Stress → Loneliness→ Depression | 0.144 | 0.029 | (0.093, 0.208) | 0.001 | 0.158 | 0.021 | (0.121, 0.201) | 0.001 | |
| Goodness of fit | χ2 | 1667.870 (p = 0.000, df = 269) | 2160.057 (p = 0.000, df = 269) | ||||||
| TLI | 0.923 | 0.905 | |||||||
| CFI | 0.931 | 0.915 | |||||||
| RMSEA | 0.062 | 0.059 | |||||||
*p < 0.05, **p < 0.01, ***p < 0.001
B unstandardized estimate, β standardized estimate, S.E. standard error, C.R. critical ratio
95%CI 95% Confidence Interval Bias-corrected, df degree of freedom, CFI Comparative fit index, TLI Tucker-Lewis Index, RMSEA Root Mean Square Error of Approximation
Sociodemographic characteristics were controlled when analyzing the direct and indirect effects.