Table 7.
FAa | Hemisphere | Talairach and Tournoux coordinates (peak voxel) |
Peak Z score (ID/AO) | No. of voxels (ID/AO) | P | ||
---|---|---|---|---|---|---|---|
White matter tract/region | x | y | z | ||||
Anterior comissure/fornix | Inter-hemispheric | −3 | −9 | −3 | 3.79/3.92 | 90/105 | < 0.001 |
Superior frontal white matter (next to dorsal cingulate gyrus) | Left | −16 | −30 | 30 | 3.47/3.52 | 60/67 | < 0.001 |
Superior and inferior longitudinal fasciculi | Right | 38 | −70 | 1 | 4.16/4.25 | 201/404 | < 0.001 |
FA, fractional anisotropy; ID, illness duration; AO, age of illness onset
Fractional anisotropy increased with longer illness duration and earlier age of illness onset