TABLE 1.

Coordinates for center-of-gravity and peak activations for statistically significant clusters of activation associated with the urge to yawn

Location	Mean X	Mean Y	Mean Z	Peak X	Peak Y	Peak Z	Voxels	Z value	p value
Right parietal cortex	51.2	−40.8	30.0	50	−32	33	2386	5.85	.00000
Right insular cortex	48.2	4.4	4.9	47	4	−3	3663	6.23	.00000
Cingulate cortex	0.25	−5.0	44.4	−11	−8	30	3361	6.86	.00000
Left parietal cortex	−47.4	−43.5	29.6	−43	−44	27	1713	5.95	.00000
Left insular cortex	−52.3	−7.4	14.5	−43	−20	24	3133	5.89	.00000