Table 3. Mediation effects of stress in the associations between personality and depression.
Effect of IV on M | Effect of M on DV | Total effect | Direct effect | Indirect effect | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
IV | a# | SE | b## | SE | c$ | SE | c'$ $ | SE | a×b& | CI lower | CI upper | |
Men | N | 0.324*** | 0.019 | 0.428*** | 0.023 | 0.216*** | 0.017 | 0.077*** | 0.016 | 0.139† | 0.113 | 0.166 |
E | -0.149*** | 0.019 | 0.453*** | 0.021 | -0.139*** | 0.016 | -0.071*** | 0.014 | -0.067† | -0.088 | -0.050 | |
O | -0.043* | 0.019 | 0.477*** | 0.021 | -0.036* | 0.016 | -0.016 | 0.013 | -0.021† | -0.042 | -0.002 | |
A | -0.082*** | 0.018 | 0.477*** | 0.021 | -0.047** | 0.015 | -0.008 | 0.013 | -0.039† | -0.058 | -0.022 | |
C | -0.137*** | 0.020 | 0.468*** | 0.021 | -0.099*** | 0.017 | -0.035* | 0.014 | -0.064† | -0.085 | -0.045 | |
Women | N | 0.360*** | 0.013 | 0.599*** | 0.016 | 0.293*** | 0.013 | 0.077*** | 0.012 | 0.216† | 0.194 | 0.239 |
E | -0.162*** | 0.013 | 0.633*** | 0.014 | -0.142*** | 0.013 | -0.039*** | 0.010 | -0.103† | -0.120 | -0.085 | |
O | -0.006 | 0.011 | 0.645*** | 0.014 | 0.005 | 0.011 | 0.009 | 0.008 | -0.004 | -0.018 | 0.011 | |
A | -0.095*** | 0.012 | 0.647*** | 0.014 | -0.054*** | 0.012 | 0.007 | 0.009 | -0.061† | -0.078 | -0.045 | |
C | -0.113*** | 0.015 | 0.643*** | 0.014 | -0.083*** | 0.014 | -0.010 | 0.011 | -0.073† | -0.093 | -0.051 |
Note. N, neuroticism; E, extraversion; O, openness to experience; A, agreeableness; C, conscientiousness; IV, independent variable; DV, dependent variable; M, mediator; SE, standard error; CI, confidence interval
# a, the effect of each personality factor on stress
## b the effect of stress on depressive symptoms
$ c, the total effect of each personality factor on depressive symptoms
$ $ c’, the direct effect of each personality factor on depressive symptoms
& a×b, the indirect effect of each personality factor on depressive symptoms via stress
* p<0.05,
**p<0.01,
***p<0.001
† significant indirect effect