Scale | N. of items | Cronbach’s alpha |
Dental Self-confidence | 6 (1 - 6) | 0.94 |
Social Impact | 8 (7 - 14) | 0.91 |
Psychological Impact | 6 (15 - 20) | 0.86 |
Aestetic Concerns | 3 (21 - 23) | 0.82 |