Table 1.
Subject information.
| Subject ID | Age (yr) | Profound deafness duration (yr) | Etiology | Duration of CI use (years) | Implantation side | Conditions tested(electrode and polarity) |
|---|---|---|---|---|---|---|
| S1 | 52 | 7 | Familial progressive | 3 | Right | 14, 17, 22 cathodic first |
| 17 anodic first | ||||||
| S2 | 63 | 7 | Viral infection | 4 | Right | 14, 17, 22 cathodic first |
| 17 anodic first | ||||||
| S3 | 65 | 12 | Idiopathic progressive | 3 | Right | 14, 17, 21 cathodic first |
| 17 anodic first | ||||||
| S4 | 52 | 20 | Congenital progressive | 4 | Left | 14, 17, 22 cathodic first |
| 17 anodic first | ||||||
| S5 | 65 | 20 | Idiopathic progressive | 5 | Left | 14, 17, 22 cathodic first |
| S6 | 75 | 5 | Chronic suppurative otitis media | 3 | Right | 14, 17, 21 |
| 17 anodic first | ||||||
| S7 | 64 | Unknown | Familial progressive | 5 | Right | 17, 22 cathodic first |
| S8 | 49 | 5 | Idiopathic sudden | 4 | Right | 17 cathodic first |