TABLE 3.
Mean percentile CPT scores at each test interval
| Before implant |
Year 1 | Year 2 | Year 3 | |
|---|---|---|---|---|
| Experiment 1 | ||||
| No. of cases | 3 | 16 | 26 | 15 |
| Hit rate | 23 (27) | 27.5 (34.8) | 36.6 (32.9) | 17.9 (25.8) |
| False alarm rate | 3.0 (0.0) | 12.5 (11.2) | 16.3 (18.9) | 14.9 (22.0) |
| Experiment 2 | ||||
| No. of cases | 19 | 30 | 23 | NA |
| Hit rate | 20.6 (25.6) | 20.2 (23.3) | 38.5 (36.1) | NA |
| False alarm rate | 13.8 (14.8) | 22.7 (23.0) | 24.4 (20.6) | NA |
Percentile scores were calculated for those children who were within the normative age range at time of testing. Mean percentile scores are shown with standard deviations in parentheses.