Table 1 Functional connectivity results during genuine EA state and sham EA state
| Â | Region | Z score | Number of voxels in cluster | Peak coordinate (x y z) |
|---|---|---|---|---|
Genuine EA state | Bilateral PAG and surrounding areas (midbrain tegmentum, substantia nigra, raphe nucleus, hypothalamus, striatum, globus pallidum, left insula, thalamus, hippocampus, brain stem, cerebellum) | Inf | 4992 | -3 -27 -6 |
| Â | ACC/MPFC, MCC and PCC | 5.18 | 2269 | 3 21 45 |
| Â | Right inferior parietal lobule | 4.69 | 131 | 45 -39 33 |
| Â | Right precuneus | 4.06 | 42 | 12 -66 45 |
| Â | Left precuneus | 4.01 | 78 | -9 -63 42 |
| Â | Left inferior parietal lobule | 3.95 | 42 | -57 -39 30 |
| Â | Bilateral medial prefrontal cortex | 3.66 | 76 | -6 -9 69 |
| Â | Left inferior parietal lobule | 3.65 | 41 | -42 -54 51 |
| Â | Left postcentral gyrus | 3.6 | 32 | -33 -21 39 |
Sham EA state | Bilateral PAG and surrounding areas (midbrain tegmentum, substantia nigra, raphe nucleus, hypothalamus, striatum, globus pallidum, left insula, thalamus, hippocampus, brain stem, cerebellum) | Inf | 5989 | 0 -27 -9 |
| Â | Right frontal operculum/inferior frontal gyrus | 5.52 | Â | 45 21 15 |
| Â | Right anterior insula/inferior frontal gyrus | 5.39 | Â | 42 27 3 |
| Â | Bilateral ACC/MPFC, MCC | 5.44 | Â | 0 35 27 |
| Â | Left postcentral gyrus/inferior parietal lobule | 5.45 | 146 | 63 -24 42 |
| Â | Right inferior parietal lobule | 5.37 | 72 | -66 -33 33 |
| Â | Bilateral PCC/precuneus | 5.16 | 190 | 15 -36 42 |
| Â | Right occipital gyrus | 4.12 | 42 | 42 -81 27 |