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Correlation of differences between post- and pre-operative hearing thresholds and electrode model according to insertion technique (Median, IQR).
| Frequency | Straight (n=11) | Perimodiolar (n=26) | Perimodiolar AOS (n=118) | p value |
|---|---|---|---|---|
| Average | 14 (7-17) | 12 (7-24) | 11 (6-20) | 0.7 |
| 0.5 kHz | 20 (15-27) | 20 (10-30) | 15 (5-25) | 0.6 |
| 1 kHz | 5 (0-12) | 15 (5-20) | 12 (5-20) | 0.1 |
| 2 kHz | 15 (2-15) | 10 (5-15) | 10 (5-20) | 1 |
| 4 kHz | 5 (5-17) | 5 (5-20) | 5 (5-15) | 0.7 |
