| Items | Age | Experience | Knowledge | Practice | Compliance |
| Age | 1.00 |
|
|
|
|
| Experience | 0.828** | 1.00 |
|
|
|
| Knowledge | 0.273* | 0.333** | 1.00 |
|
|
| Practice | 0.367** | 0.262** | 0.384** | 1.00 |
|
| Compliance | 0.313** | 0.342** | 0.094** | 0.006** | 1.00 |