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Average results of the cognitive tests (SD)
| “Early-implanted” (n = 9) | “Late-implanted” (n = 8) | NH control (n = 9) | |
|---|---|---|---|
| Trail A (s) | 18.89 (3.63) |
18.91 (4.48) |
16.04 (3.79) |
| Trail B (s) | 42.54 (12.01) |
48.24 (19.04) |
40.76 (16.68) |
| Wechsler forward (n) | 6.33 (2.96) |
7.25 (2.71) |
9.44 (1.66) |
| Wechsler backwards (n) | 6.78 (3.35) |
6.88 (2.23) |
6.22 (2.05) |
| Raven (%) | 83.4 (n = 5) (12.68) |
86.29 (n = 7) (8.20) |
