Table 2.
Altered thalamic functional connectivity with the whole brain in EO-OCD, LO-OCD, and HCs
| Thalamic seeds | Brain region | Voxels | MNI | t | p FWE |
|---|---|---|---|---|---|
| (X, Y, Z) | |||||
| ROI1: PMtha | |||||
| EO-OCD > HC | PoCG. R | 29 | 18 –33 54 | 4.31 | 0.001 |
| LO-OCD > HC | PoCG. R | 9 | 15 –30 57 | 3.98 | 0.001 |
| ROI4: Ptha | |||||
| EO-OCD > HC | MFG. R | 10 | 33 0 51 | 3.39 | 0.017 |
| LO-OCD < HC | IPL. L | 26 | −39 –60 57 | −4.22 | 0.001 |
| EO-OCD > LO-OCD | MFG. R | 37 | 36 3 54 | 4.08 | 0.002 |
| IPL. L | 16 | −48 –51 51 | 3.84 | 0.005 | |
| ROI5: PreTha | |||||
| EO-OCD > HC | SMA. R | 31 | 7 –16 54 | 4.12 | 0.001 |
| LO-OCD < HC | IPL. L | 18 | −36 –60 57 | −4.04 | 0.002 |
| LO-OCD > HC | SMA. R | 9 | 6 –15 54 | 3.68 | 0.046 |
| EO-OCD > LO-OCD | IPL. L | 17 | −48 –54 51 | 4.04 | 0.002 |
| ROI7: Ttha | |||||
| EO-OCD > HC | MTG.R | 29 | 39 –69 10 | 4.43 | 0.001 |
| EO-OCD > LO-OCD | MTG.R | 5 | 39 –69 10 | 3.52 | 0.006 |
Note: EO-OCD, early-onset OCD; HC, health control; IPL, inferior parietal lobule; LO-OCD, late-onset OCD; MFG, medial frontal gyrus; MTG, medial temporal gyrus; PoCG, postcentral gyrus; SMA, supplementary motor area. Significance threshold was set at p < 0.05 with family-wise error corrected