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Table 3 Results of the hierarchical linear regression analysis

From: The association between occupational stress and depressive symptoms and the mediating role of psychological capital among Chinese university teachers: a cross-sectional study

Variables Depressive symptoms
Block 1 (β) Block 2 (β) Block 3 (β)
Gender −0.025 −0.045 −0.054*
Age −0.021 −0.026 0.001
Marital status 0.048 −0.02 −0.036
Dummy_e1 0.054 0.04 0.001
Dummy_e2 0.066* 0.072** 0.031
ERR   0.372** 0.242**
Over-commitment   0.148** 0.135**
PsyCap    −0.314**
F 1.578 52.088** 67.085**
Adjusted R2 0.002 0.228 0.304
R2 0.007 0.226** 0.076**
  1. Dummy_e1: Master vs. Doctor; Dummy_e2: Bachelor vs. Doctor; ERR: effort/reward ratio; PsyCap: psychological capital.
  2. *p < 0.05, **p < 0.01 (two-tailed).
  3. R2 (R-squared, the coefficient of determination): percentage of the sample response variation in dependent variable that is explained by the independent variable.