Table 1.
Demographic information for study participants. Asterisks indicate the three subjects that were explanted and re-implanted; age at implant and duration of CI use were calculated relative to the time of the initial implant. Paired symbols in the Ear column indicate the left and right ears for the two participants with bilateral implants. CI, cochlear implant; CL, current level units.
| Subject | Internal Device | Ear | Duration Deafness (yrs) | Age at CI (yrs) | Dur. CI Use (yrs) | Onset | Probe Levels (CL) Used (low, medium, high) |
|---|---|---|---|---|---|---|---|
|
| |||||||
| R2 | 24R(CS) | R^ | 3.5 | 51.8 | 9.9 | progressive | 200, 205, 210 |
| R3 | 24R(CS) | R† | 6.0 | 56.2 | 10.7 | progressive | 205, 210, 215 |
| R7 | 24R(CS) | R | 5.0 | 62.2 | 8.7 | progressive | 190, 200, 210 |
| F1 | 24RE(CA) | L† | 11.0 | 60.7 | 6.2 | progressive | 205, 210, 215 |
| F2 | 24RE(CA) | R | 10.0 | 60.3 | 5.7 | progressive | 185, 195, 205 |
| F4 | 24RE(CA) | L | 17.5 | 17.5 | 4.8 | sudden | 200, 210, 220 |
| F10* | 24RE(CA) | R | 8.3 | 8.3 | 6.5 | congenital | 185, 195, 205 |
| F15 | 24RE(CA) | L | 22.8 | 22.8 | 2.9 | congenital | 185, 195, 205 |
| FS20 | CI422 | R | 3.0 | 67.3 | 0.5 | progressive | 185, 195, 205 |
| N1* | CI512 | L^ | 9.0 | 58.3 | 3.4 | progressive | 200, 205, 210 |
| N5 | CI512 | R | 1.8 | 50.8 | 1.7 | sudden | 185, 190, 195 |
| N6* | CI512 | R | 4.0 | 82.0 | 3.0 | progressive | 185, 200, 215 |