Tumor Volumes, Distances Between Centers of Mass, and Dice Coefficients
| Untreated | Treated | ||||
| Measure | WHO II | WHO III | WHO IV | WHO II–IV | Total |
| 18F-FET | |||||
| Volume (cm3) | 16.10 ± 17.58 | 19.53 ± 20.63 | 18.30 ± 12.95 | 22.82 ± 25.99 | 19.12 ± 20.29 |
| Cho/NAA | |||||
| Volume (cm3) | 14.35 ± 14.28 | 21.74 ± 21.02 | 27.67 ± 18.02 | 22.88 ± 34.40 | 21.79 ± 23.72 |
| Distance | 6.44 ± 3.49 | 8.43 ± 8.66 | 12.63 ± 8.74 | 9.54 ± 8.10 | 9.34 ± 7.89 |
| Dice coefficient | 0.40 ± 0.25 | 0.46 ± 0.28 | 0.38 ± 0.22 | 0.39 ± 0.24 | 0.40 ± 0.25 |
| 18F-FET | |||||
| Avg relative intensity | 1.87 ± 0.18 | 1.95 ± 0.26 | 1.91 ± 0.08 | 1.91 ± 0.12 | 1.92 ± 0.19 |
| Avg SD | 0.18 ± 0.13 | 0.26 ± 0.19 | 0.28 ± 0.08 | 0.28 ± 0.13 | 0.26 ± 0.15 |
| Cho/NAA | |||||
| Avg relative intensity | 6.27 ± 1.74 | 6.59 ± 2.09 | 5.42 ± 2.66 | 5.31 ± 1.49 | 5.90 ± 1.97 |
| Avg SD | 3.01 ± 1.77 | 3.55 ± 2.00 | 3.06 ± 2.49 | 2.30 ± 1.83 | 2.95 ± 1.96 |
Data are mean ± SD. The 2 cases without biopsy are included in total results.
Avg = average.