| Variable | CCB | PAB | INB | AEFB |
| CCB | 1 |
|
|
|
| PAB | 0.537** | 1 |
|
|
| INB | 0.513** | 0.688** | 1 |
|
| AEFB | 0.373** | 0.466** | 0.474** | 1 |