Table 1.
Clinical data and stimulation levels of the CI listeners. The stimulation level is given in dB re: hearing level (dB re: HL) and in percentage of the dynamic range (%DR). The first value shows the level used in experiment 1 and the second value shows the level used in experiment 2. NA, not available.
| Subject | Etiology |
Age at implantation |
Deafness duration |
Bilateral electric stimulation experience (yr) |
Age at testing (yr) | Dynamic range (dB) |
Stimulation level (dB re HL;%DR) |
||
|---|---|---|---|---|---|---|---|---|---|
|
Left (yr) |
Right (yr) |
Left (yr) |
Right (yr) |
||||||
| CI1 | Meningitis | 14 | 14 | 0.5 | 0.1 | 9 | 23 | N.A. >35 |
35 dB; N.A. 25 dB; <71% |
| CI3 | Meningitis | 21 | 21 | 0.2 | 0.2 | 3.5 | 24 | N.A. N.A. |
15 dB 15 dB |
| CI8 | Osteogenesis imperfekta | 41 | 39 | 3 | 12 | 3 | 44 | N.A. >38 |
50 dB; N.A. 35 dB; <87% |
| CI24 | Progressive | 48.5 | 49 | 2 | 2.5 | 2 | 51 | 38 38 |
27 dB; 71% 27 dB; 71% |
| CI52 | Morbus Menière | 68 | 63 | 0.5 | 1.5 | 2 | 70 | 31 38 |
20 dB; 65% 20 dB; 65% |