| Diagnosis | Participants |
|---|---|
| Vocal nodules | 8 |
| Vocal polyp | 8 |
| Reinke’s edema | 2 |
| Laryngitis | 3 |
| Muscle tension dysphonia | 5 |
| Adductor spasmodic dysphonia | 9 |
| Granuloma | 1 |
| Sulcus vocalis | 1 |
| Vocal cyst | 5 |
| Laryngeal papilloma | 1 |
| Vocal palsy/paresis | 10 |
| Others | 0 |
| Grade (G) | |
| 1 | 4 |
| 2 | 20 |
| 3 | 29 |