Measured μ-Values
| Method and institution | Maximum | Median | Mean ± SD |
| Automatic segmentation | |||
| Turku | 0.142 | 0.108 | 0.110 ± 0.012 |
| Copenhagen | 0.140 | 0.108 | 0.109 ± 0.011 |
| Zurich | 0.146 | 0.109 | 0.109 ± 0.016 |
| Sapporo | 0.162 | 0.108 | 0.112 ± 0.018 |
| Manual VOI | |||
| Turku | 0.142 | NA | 0.0908 |
| Copenhagen | 0.140 | NA | 0.0912 |
| Zurich | 0.146 | NA | 0.0900 |
| Sapporo | 0.162 | NA | 0.0934 |
NA = not applicable.
Data are cm−1.