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. Author manuscript; available in PMC: 2013 Jan 16.
Published in final edited form as: Neuroimage. 2011 Sep 8;59(2):1594–1601. doi: 10.1016/j.neuroimage.2011.08.083

Table 2.

Clusters for which the sigmoid function explained significantly more variance in temperature-related BOLD contrast than did the linear function. Sigmoid threshold temperature is the estimated a3 parameter in the sigmoid function. Numbers in parentheses are standard deviations.

Cluster location Talairach coordinates Cluster size (2 mm3 voxels) Sigmoid threshold temperature
Right anterior insula (BA 13) 42 11 3 920 47.6 (0.5)
Bilateral substantia nigra/red nucleus/PAG −5 −14 −6 880 47.8 (0.6)
Bilateral medial frontal gyrus (BA 6) 5 6 51 752 47.6 (0.6)
Bilateral posterior cingulate (BA 23) 3 −29 26 264 47.5 (0.8)
Left anterior insula (BA 13) −31 14 3 240 47.7 (0.5)
Right inferior parietal lobule (BA 40) 55 −41 29 208 47.4 (0.9)
Bilateral mid-cingulate (BA 24) 3 −3 34 144 47.5 (0.7)
Right lentiform nucleus/globus pallidus/putamen 16 4 0 120 47.8 (0.5)
Right thalamus 17 −12 12 80 47.6 (0.8)
Right parahippocampal gyrus (BA 27/28) 25 −27 −4 72 47.8 (0.9)
Right posterior insula (BA 13) 43 −18 17 64 47.5 (0.6)
Left thalamus −16 −13 7 40 47.6 (1.0)
Right middle temporal gyus 54 −32 −7 32 47.7 (0.9)