Child | Onset of deafness | Etiology | CI1 | CI2 | Unilateral CI experience | Bilateral experience | Age at test | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Age | Ear | Device | Age | Device | A | B | C | D | A | B | C | D | ||||
1 | Congenital | Unknown | 0.8 | Right | 24CS | 3.7 | 24CA | 3.0 | 3.1 | 2.7 | 4.6 | 6.8 | 6.4 | 8.3 | ||
2 | Congenital | Connexin 26 | 1.0 | Right | 24CA | 1.7 | 24CA | 0.7 | 2.1 | 1.6 | 3.8 | 3.3 | ||||
3 | Congenital | Unknown | 3.8 | Right | 24M | 9.6 | 24CS | 5.8 | 2.7 | 2.7 | 4.0 | 12.3 | 12.3 | 13.6 | ||
4 | Congenital | Connexin 26 | 3.9 | Right | 24M | 9.5 | 24CA | 5.6 | 2.5 | 2.2 | 12.0 | 11.8 | ||||
5 | Congenital | Connexin 26 | 1.6 | Right | 24M | 6.9 | 24CA | 5.3 | 2.2 | 2.1 | 4.1 | 9.2 | 9.1 | 11.1 | ||
6 | Congenital | Unknown | 1.2 | Right | 24CA | 2.1 | 24RE | 1.0 | 2.0 | 1.7 | 4.1 | 3.9 | ||||
7 | Congenital | Unknown | 1.3 | Right | 24CS | 3.9 | 24CS | 2.6 | 3.3 | 7.2 | ||||||
8 | Congenital | Unknown | 1.9 | Right | 24CS | 4.5 | 24RE | 2.5 | 0.7 | 0.6 | 1.9 | 5.1 | 5.0 | 6.4 | ||
9 | Progressive | Unknown | 2.9 | Right | 24RE | 2.9 | 24RE | 0.0 | 1.5 | 0.7 | 4.5 | 3.6 | ||||
10 | Congenital | Leopard syndrome | 5.4 | Right | 24M | 10.8 | 24CS | 5.4 | 3.0 | 2.9 | 13.8 | 13.7 | ||||
11 | Congenital | Connexin 26 | 0.9 | Right | 24CA | 1.9 | 24RE | 1.0 | 1.3 | 3.2 | ||||||
12 | Congenital | Unknown | 0.9 | Right | 24CS | 3.5 | 24RE | 2.6 | 0.8 | 0.5 | 4.3 | 4.0 | ||||
13 | Congenital | Unknown | 2.2 | Right | 24M | 10.0 | 24RE | 7.8 | 3.2 | 1.2 | 0.9 | 2.3 | 13.1 | 11.2 | 10.9 | 12.3 |
14 | Congenital | Connexin 26 | 2.1 | Right | 24CS | 5.9 | 24RE | 3.8 | 1.1 | 0.9 | 7.0 | 6.8 | ||||
15 | Congenital | Connexin 26 | 1.9 | Right | 24CS | 5.1 | 24RE | 3.2 | 1.6 | 2.0 | 2.1 | 6.7 | 7.1 | 7.2 | ||
16 | Congenital | Unknown | 1.0 | Right | 24CS | 4.5 | 24RE | 3.5 | 1.1 | 1.0 | 2.4 | 5.6 | 5.5 | 6.9 | ||
17 | Congenital | Connexin 26 | 1.7 | Right | 24CS | 5.5 | 24RE | 3.8 | 1.2 | 1.0 | 6.7 | 6.5 | ||||
18 | Congenital | Waardenburg type 2 | 1.9 | Right | 24CA | 2.6 | 24RE | 0.7 | 2.5 | 3.1 | 5.1 | 5.7 | ||||
19 | Progressive | Unknown | 2.4 | Right | 24RE | 3.3 | 24RE | 0.9 | 3.5 | 1.7 | 1.1 | 2.3 | 6.9 | 5.0 | 4.4 | 5.7 |
20 | Congenital | Unknown | 1.6 | Right | 24RE | 1.6 | 24RE | 0.0 | 1.8 | 1.7 | 3.4 | 3.3 | ||||
21 | Congenital | Unknown | 2.0 | Right | 24RE | 2.0 | 24RE | 0.0 | 1.5 | 1.3 | 3.5 | 3.3 | ||||
22 | Congenital | Connexin 26 | 2.3 | Right | 24RE | 2.3 | 24RE | 0.0 | 1.1 | 1.1 | 3.4 | 3.4 | ||||
23 | Congenital | Usher's | 2.0 | Right | 24M | 10.3 | 24RE | 8.3 | 1.0 | 1.0 | 2.1 | 11.3 | 11.3 | 12.4 | ||
24 | Congenital | Usher's | 1.0 | Right | 24CS | 6.5 | 24RE | 5.4 | 3.0 | 1.1 | 1.1 | 9.5 | 7.6 | 7.5 | ||
25 | Congenital | Connexin 26 | 1.0 | Right | 24RE | 1.0 | 24RE | 0.0 | 1.9 | 1.4 | 2.8 | 2.4 | ||||
26 | Congenital | Connexin 26 | 1.5 | Left | 24CA | 4.5 | 24RE | 3.0 | 1.0 | 0.7 | 1.7 | 5.4 | 5.2 | 6.2 | ||
27 | Congenital | NICU | 2.8 | Right | 24RE | 3.7 | 24RE | 0.9 | 1.0 | 4.7 | ||||||
28 | Congenital | Connexin 26 | 1.0 | Right | 24RE | 1.0 | 24RE | 0.0 | 2.4 | 2.1 | 3.3 | 3.0 | ||||
29 | Progressive | Connexin 26 | 1.0 | Right | 24CS | 4.8 | 24RE | 3.8 | 0.9 | 0.6 | 1.5 | 5.7 | 5.4 | 6.4 | ||
30 | Congenital | Connexin 26 | 2.3 | Left | 24CS | 5.6 | 24RE | 3.3 | 0.9 | 0.6 | 1.6 | 6.5 | 6.2 | 7.2 | ||
31 | Progressive | Connexin 26 | 2.9 | Right | 24CS | 8.0 | 24RE | 5.1 | 0.5 | 8.4 | ||||||
32 | Congenital | Connexin 26 | 0.7 | Right | 24CA | 1.5 | 24CA | 0.8 | 2.7 | 2.6 | 4.2 | 4.1 | ||||
33 | Congenital | Unknown | 0.9 | Right | 24RE | 0.9 | 24RE | 0.0 | 0.7 | 1.6 | ||||||
34 | Congenital | Unknown | 0.9 | Right | 24CA | 1.7 | 24RE | 0.8 | 1.7 | 3.4 | ||||||
35 | Congenital | Usher's | 0.7 | Right | 24RE | 1.6 | 24RE | 0.9 | 0.8 | 2.5 | ||||||
37 | Sudden | Meningitis | 1.9 | Right | 24CS | 12.9 | 24RE | 11.1 | 0.7 | 13.6 | ||||||
39 | Congenital | Unknown | 3.2 | Left | 24M | 12.4 | 24RE | 9.2 | 0.7 | 13.2 | ||||||
40 | Congenital | Connexin | 1.8 | Right | 24RE | 1.8 | 24RE | 0.0 | 1.3 | 3.1 | ||||||
42 | Progressive | Unknown | 9.1 | Right | 24CS | 10.9 | 24RE | 1.8 | 1.5 | 12.3 | ||||||
44 | Congenital | Connexin 26 | 2.2 | Right | 24CS | 7.4 | 24RE | 5.2 | 2.5 | 9.9 | ||||||
45 | Congenital | Connexin 26 | 1.1 | Right | 24CA | 3.6 | 24RE | 2.5 | 2.2 | 5.8 | ||||||
47 | Congenital | Usher's | 1.2 | Left | 24CA | 5.0 | 24RE | 3.8 | 3.0 | 7.9 | ||||||
48 | Congenital | Unknown | 1.5 | Right | 24CS | 5.8 | 24RE | 4.3 | 2.0 | 7.8 | ||||||
50 | Congenital | Unknown | 1.5 | Right | 24RE | 2.5 | 24RE | 1.0 | 2.6 | 5.1 | ||||||
51 | Sudden | Ototoxic drugs | 12.2 | Right | 24RE | 12.2 | 24RE | 0.0 | 0.2 | 12.4 | ||||||
52 | Congenital | Unknown | 1.2 | Right | 24RE | 1.2 | 24RE | 0.0 | 1.2 | 2.4 | ||||||
53 | Sudden | Meningitis | 1.7 | Right | 24CA | 4.8 | 24RE | 3.1 | 1.4 | 6.3 | ||||||
54 | Congenital | Unknown | 1.1 | Right | 24RE | 3.3 | 24RE | 2.2 | 1.3 | 4.5 | ||||||
55 | Sudden | Connexin 26 | 11.2 | Left | 24CS | 16.7 | 24RE | 5.5 | 0.8 | 17.5 |
The age (years), device types, onset of deafness (congenital or progressive deterioration), etiology/risk factors for hearing loss, and duration of CI experience (years) for each participant are summarized. Duration of bilateral experience (years) and age (years) are shown for each of the 4 experiments: A, Electrophysiological effects of large mismatches in place of bilateral stimulation; B, Electrophysiological effects of small mismatches in place of bilateral stimulation; C, Electrophysiological responses to inter-implant level differences; and D, Behavioral responses to inter-implant level differences.