| Variables | Knowledge | Attitudes | Beliefs | Perceived risk | Age | History |
| Knowledge | 1 |
|
|
|
|
|
| Attitudes | 0.549** | 1 |
|
|
|
|
| Beliefs | 0.563** | 0.584** | 1 |
|
|
|
| Perceived risk | 0.545** | 0.589** | 0.562** | 1 |
|
|
| Age | 0.016 | 0.037 | 0.104 | 0.348** | 1 |
|
| History | 0.226** | 0.304** | 0.360** | 0.387** | 0.509** | 1 |