Table 1 Group means and standard deviations
From: Effectiveness of skull X-RAY to determine cochlear implant insertion depth
| Group | Mean (degrees) | Standard deviation (degrees) |
|---|---|---|
| CI surgeons | 335 | 65 |
| Fellows | 341 | 63 |
| Medical students | 335 | 76 |
| All raters | 337 | 67 |
| Caldwell | 323 | 70 |
| Towne | 351 | 86 |
| CT | 337 | 79 |