Table 2 Correlation analysis.
| Â | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
WE | 1 | 0.107 | 0.001 | 0.071 |
JM | 0.107 | 1 | − 0.027 | 0.055 |
QCP | 0.001 | − 0.027 | 1 | − 0.064 |
PO | 0.071 | 0.055 | − 0.064 | 1 |
| Â | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
WE | 1 | 0.107 | 0.001 | 0.071 |
JM | 0.107 | 1 | − 0.027 | 0.055 |
QCP | 0.001 | − 0.027 | 1 | − 0.064 |
PO | 0.071 | 0.055 | − 0.064 | 1 |