| Variable | BO | Gender | Education | Marital Status | Age | TW | POS | VIF | Tolerance |
| BO | 1.000 |
|
|
|
|
|
| − | − |
| Gender | −0.085*** | 1.000 |
|
|
|
|
| 1.117 | 0.896 |
| Education | 0.122*** | −0.282*** | 1.000 |
|
|
|
| 1.119 | 0.893 |
| Marital Status | 0.046* | −0.085*** | 0.133*** | 1.000 |
|
|
| 1.615 | 0.619 |
| Age | 0.030 | −0.190*** | 0.191*** | 0.613*** | 1.000 |
|
| 1.672 | 0.598 |
| TW | 0.013 | 0.069** | −0.015 | 0.052* | −0.011 | 1.000 |
| 1.527 | 0.655 |
| POS | 0.095** | 0.030 | 0.058** | 0.006 | −0.032 | 0.581*** | 1.000 | 1.524 | 0.656 |