Table 2 Summary of gray matter density differences in ETTH patients between the pain and pain-free phases
Brain regions | Brodmann areas | Maximum MNI coordinates (x, y, z) | Voxels | T value |
|---|---|---|---|---|
Pain phase < pain-free phase | ||||
Right primary somatosensory cortex | 3/4 | 32,–36, 62 | 300 | 7.43 |
Left primary somatosensory cortex | 3/4 | −34, −34, 58 | 155 | 6.61 |
Pain phase > pain-free phase | ||||
Bilateral anterior cingulate cortex | 32/24 | 10, 38, 16 | 493 | 5.35 |
Left anterior insula | 13 | 34, 20, 6 | 255 | 5.39 |
Right anterior insula | 13 | −34, 21, 7 | 218 | 5.35 |