| Diagnosis | Lyme disease | Idiopathic sudden deafness |
| Number of patients | 8 (100%) | 12 (100%) |
| Right side | 5 (62,5%) | 7 (58.3%) |
| Left side | 3 (37,5%) | 5 (41.7) |
| Vertigo | 5 (62.5%) | 5 (41.7%) |
| Without vertigo | 3 (37.5%) | 7 (58.3%) |