Table III.

Brain regions displaying a CO₂‐stimulus‐associated deactivation that was not related to stimulus intensity or pain perception

Effect	Left hemispherea				Right hemisphere
Region	x	y	z	t value	x	y	z	t value
Perception and intensity unrelated deactivation
Fusiform gyrus	−42	−75	−15	11.77	39	−51	−15	8.92
Fusiform gyrus	−27	−45	−18	9.49	—	—	—	—
Fusiform gyrus	−27	−51	−12	9.32	—	—	—	—
Fusiform gyrus	−36	−51	−12	9.09	—	—	—	—
Hippocampus	−24	−30	−6	10.42	—	—	—	—
Inferior occipital lobe	−33	−90	−6	9.62	36	−84	−12	10.27
Inferior occipital lobe	—	—	—	—	42	−84	−3	9.41
Inferior occipital lobe	—	—	—	—	27	−87	−12	9.14
Inferior occipital lobe	—	—	—	—	27	−93	−3	8.39
Lingual gyrus	—	—	—	—	24	−90	−9	8.61
Precuneus	−6	−57	15	8.63	9	−51	18	7.89
Calcarine gyrus	−9	−51	6	8.43	—	—	—	—
Posterior cingulate cortex	−3	−51	27	6.58	—	—	—	—
Rectal gyrus	−9	42	−21	8.61	9	45	−18	8.06
Rectal gyrus	−9	51	−18	7.74	—	—	—	—
Mid orbital gyrus	−9	57	−15	7.46	—	—	—	—
Angular gyrus	−48	−66	30	7.78	—	—	—	—
Thalamus	—	—	—	—	21	−27	0	9.08
Middle temporal gyrus	−60	−15	−12	7.73	—	—	—	—
Middle frontal gyrus	−30	30	51	8.33	—	—	—	—
Middle frontal gyrus	−27	27	54	8.17	—	—	—	—
Superior medial gyrus	—	—	—	—	9	57	18	6.8

^aContralateral to the stimulus application side.

The table contains the anatomic location of the voxels with highest voxel level t in the respective region of a 24‐subject group analysis. Reported voxels are thresholded at P < 0.05 family wise error (FWE) corrected. Coordinates are reported in MNI space.