Table 1 The number of items and sub-items and the maximum and minimum possible score in each scale of the questionnaire
| Item score | |||
|---|---|---|---|
| Scale | Number of items | Minimum | Maximum |
| Knowledge | 36 | 0 | 127 |
| Attitude | 16 | 16 | 112 |
| Social norms (normative beliefs) | 5 | 5 | 35 |
| Self-efficacy (control beliefs) | 17 | 17 | 51 |
| Practices | 19 | 19 | 95 |
| Total | 93 | ||