Table 1.
Distribution of age at implantation and duration of hearing loss in implanted ears
| N | Mean | Standard deviation | Median | Range | |
|---|---|---|---|---|---|
| Age at implantation (years) | 159 | 56.6 | 18.0 | 58.0 | 14–91 |
| Duration of hearing loss (years) | 148 | 23.9 | 18.0 | 21.0 | 0–75 |
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