Table 2.
Main studies assessing the association between cochlear implantation in older adults and cognitive outcomes.
| Study | Length Follow-Up after Cochlear Implantation | Sample Size | Cognitive Tools | Main Result |
|---|---|---|---|---|
| Crary et al. 1982 [63] | 1 year | 46 | WAIS, Graham–Kendall Memory for Designs, TMT, Bender Visual Motor Gestalt | Improved performance in a subsample of participants by descriptive data only |
| Castiglione et al. 2015 [65] | 1 year | 15 | MOCA | Improved performance |
| Mosnier et al. 2015 [66] | 1 year | 94 | MMSE, Five-Word Test, Clock drawing test, d2 test of attention, TMT | Improved performance |
| Cosetti et al. 2016 [67] | 3.7 years in average | 7 | WAIS, TMT, controlled oral word association test, Boston naming test, RBANS | Improved performance reported in some participants by descriptive data only |
| Ambert-Dahan et al. 2017 [68] | 1 year | 18 | CODEX, MOCA | Improved performance reported in some participants by descriptive data only |
| Jayakody et al. 2017 [69] | 1 year | 39 | CANTAB | Improved performance |
| Sonnet et al. 2017 [70] | 1 year | 16 | MMSE, Rey complex figure test, TMT, Five-Word Test, oral naming test DO80 | No difference |
| Sarant et al. 2019 [71] | 1.5 year | 59 | Groton Maze Learning Test from CogState battery | Improved performance in a subsample of participants |
WAIS, Wechsler abbreviated scale of intelligence; TMT, trail making test; MOCA, montreal cognitive assessment; MMSE, mini mental state examination; RBANS, repeatable battery for the assessment of neuropsychological status; CODEX, cognitive disorders examination; CANTAB, Cambridge neuropsychological test automated battery.