Table 3.
Differences in functional connectivity a between the IGD group and HC reveal a positive correlation with IGD severity.
| Seed ROI | Connected region | MNI coordinates |
tmax | Cluster size (voxels) | ||
|---|---|---|---|---|---|---|
| x | y | z | ||||
| IGD > HC | ||||||
| L caudate | R/L PCG (BA 31) | 0 | -28 | 44 | 5.97 | 391 |
| R MFG (BA 8) | 35 | 12 | 40 | 11.39 | 506 | |
| L precuneus (BA 31) | −16 | −56 | 26 | 5.48 | 381 | |
| Correlation between functional connectivity and IAT score | ||||||
| L caudate | R MFG (BA 8) | 22 | 36 | 34 | 6.26 | 446 |
BA, Brodmann area; HC, healthy controls; IGD, Internet gaming disorder; L, left; MFG, middle frontal gyrus; MNI, Montreal Neurological Institute; PCG, posterior cingulate gyrus; R, right; ROI, region of interest.
Cluster level FDR corrected, p < 0.05, the initial height threshold is p < 0.001.