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Table 5 Between-group comparison of thermode stimuli including heat pain (HP), 46°C (P46) and 40°C (P40)

From: Supraspinal characterization of the thermal grill illusion with fMRI

Regions of activities related to HP (peak voxel x,y,z coordinates)

Within-group random effect analysis peak voxel T-value

Between-group (cluster threshold > 150) comparison P-value

HP

P46

P40

HP > P40

HP > P46

P46 > P40

Left hemisphere

SSC I (−19,-25,62)

17

−3.66

−4.42

★★

★★

★

SSC 2 (−16,-38,60)

19.76

−2.93

−3.68

★★

★★

 

IN (−37,1,12)

22.6

−2.3

−2.9

★★

★★

 

TH (−13,-11,12)

16.6

2.08

−4.78

★★

★★

 

Right hemisphere

SSC I (16,-25,67)

38.64

2.19

3

★★

★★

 

ACC (5,-6,36)

13.02

−2.3

−2.82

★★

★★

★

IN (50,-14,12)

16.74

2

−3.5

★★

★★

★

MPFC (14,61,11)

5.76

3.94

0.92

   

TH (2,-23,15)

8.19

3.43

1.37

★★

★★

 
  1. SSC1 Primary Somatosensory cortex, SSC2 Secondary Somatosensory Cortex, ACC Anterior Cingulate Cortex, IPL Inferior Parietal Lobe, ACC Anterior Cingulate Cortex, MPFC Medial Prefrontal Cortex, IN Insular Cortex, TH Thalamus. ★: P < 0.05, ★★: P < 0.01.