Table 2.
Mediating effects of perceived job stress and job satisfaction on the relationship between work characteristics and mental health
| Total effects | Direct effects | Indirect effects | |
|---|---|---|---|
| Depression | |||
| Mediator: perceived stress | |||
| Negative work characteristics | b = 0.723, CI 0.344 to 1.102 (P < 0.001) | b = 0.581, CI 0.184 to 0.979 (P < 0.01) | b = 0.142, CI 0.028 to 0.339a |
| Positive work characteristics | b =−0.631, CI −1.015 to −0.246 (P < 0.001) | b = −0.486, CI −0.884 to −0.088 (P < 0.05) | b = −0.145, CI −0.334 to −0.029a |
| Work support | b = −0.689, CI −1.078 to −0.299 (P < 0.001) | b = −0.558, CI −0.956 to −0.160 (P < 0.01) | b = −0.131, CI −0.320 to −0.030a |
| Mediator: job satisfaction | |||
| Negative characteristics | b = 0.725, CI 0.344 to 1.105 (P < 0.001) | b = 0.737, CI 0.376 to 1.098 (P < 0.001) | b = −0.606, CI −0.270 to 0.008 |
| Positive work characteristics | b = −0.631, CI −1.017 to −0.244 (P < 0.01) | b = −0.432, CI −0.838 to −0.027 (P < 0.05) | b = −0.198, CI −0.416 to −0.066a |
| Work support | b = −0.697, CI −1.092 to −0.302 (P < 0.01) | b = −0.606, CI −0.991 to −0.221 (P < 0.01) | b = −0.091, CI −0.270 to 0.008 |
| Anxiety | |||
| Mediator: perceived stress | |||
| Negative work characteristics | b = 0.840, CI 0.460 to 1.219 (P < 0 .001) | b = 0.639, CI 0.250 to 1.028 (P < 0.001) | b = 0.201, CI 0.073 to 0.398a |
| Positive work characteristics | b = −0.357, CI −0.757 to 0.043 (NS) | b = −0.117, CI −0.517 to 0.283 (NS) | b = −0.240, CI −0.477 to −0.106a |
| Work support | b = −0.229, CI −0.639 to 0.182 (NS) | b = 0.003, CI −0.400 to 0.407 (NS) | b = −0.232, CI −0.458 to −0.094a |
| Mediator: job satisfaction | |||
| Negative work characteristics | b = 0.839, CI 0.458 to 1.220 (P < 0.001) | b = 0.837, CI 0.454 to 1.219 (P < 0.001) | b = 0.002, CI −0.028 to 0.072 |
| Positive work characteristics | b = −0.361, CI −0.764 to 0.041 (NS) | b = −0.454, CI −0.885 to −0.024 (P < 0.05) | b = 0.093, CI −0.093 to 0.295 |
| Work support | b = −0.240, CI −0.656 to 0.176 (NS) | b = −0.260, CI −0.681 to 0.162 (NS) | b = 0.020, CI −0.038 to 0.139 |
CI, confidence interval; NS, non-significant.
aSignificant indirect effects.