Table 3.
Hierarchical regression analysis of factors affecting psychological distress in nurses.
| Variables | Model 1 | Model 2 | ||||
|---|---|---|---|---|---|---|
| β | t | P value | β | t | P value | |
| Control variables | ||||||
| 1. Education level (reference ≤ College) | 2.731 | 3.918 | <.001 | 2.136 | 3.431 | .001 |
| 2. Income (reference ≤ medium) | ||||||
| Low | 3.545 | 4.948 | <.001 | 1.146 | 1.691 | .091 |
| Poverty | 7.105 | 5.138 | <.001 | 2.925 | 2.256 | .024 |
| Organizational Justice | ||||||
| 1. Procedural Justice | – | – | – | 0.532 | 1.328 | .185 |
| 2. Distributive Justice | – | – | – | 1.293 | 3.566 | <.001 |
| 3. Interpersonal Justice | – | – | – | 2.987 | 5.888 | <.001 |
| 4. Informational Justice | – | – | – | 0.434 | 1.072 | .284 |
| F (P value) | 17.285 (<.001) | 35.245 (<.001) | ||||
| R 2 | 0.075 | 0.281 | ||||
| R2 change | 0.075 | 0.205 | ||||
Dependent variable: psychological distress; P value was derived using multiple regression analysis, α = 0.05.
Model 1: predictors: (constant), education level ≥ University, income(low), income(poverty). Model 2: predictors: (constant), education level ≥ University, income(low), income(poverty), Procedural Justice, Distributive Justice, Interpersonal Justice, Informational Justice.