Table 2.
Whole Brain and Voxel Tissue Composition
| TD (N=17) | SIB (N=14) | ASD (N=17) | F (p), df = 2,45 | |
|---|---|---|---|---|
| Total GM (ml) | 760.32 (55.60) | 764.39 (84.48) | 760.59 (93.31) | .01 (.99) |
| Total WM (ml) | 485.60 (80.05) | 494.15 (47.33) | 510.04 (51.29) | .67 (.51) |
| Total CSF (ml) | 213.47 (45.43) | 251.58 (82.08) | 223.35 (82.19) | 1.29 (.28) |
| Voxel GM (ml) | 16.02 (2.41) | 16.31 (2.79) | 15.19 (3.45) | .63 (.53) |
| Voxel WM (ml) | 7.07 (1.68) | 7.29 (1.74) | 7.74 (2.15) | .57 (.56) |
| Voxel CSF (ml) | 4.00 (1.39) | 3.45 (1.24) | 3.93 (2.01) | .64 (.53) |
| Voxel Gray % | 59.16 (5.95) | 60.07 (8.69) | 56.51 (11.98) | NA |
| Voxel White % | 26.07 (5.84) | 27.18 (7.74) | 28.99 (8.60) | NA |
| Voxel CSF % | 14.62 (4.51) | 12.71 (4.43) | 14.31 (5.66) | NA |
note: no significant differences were found between groups for any of the total or voxel-wise tissue volumes.
NA = not assessed separately from voxel volume.