Table 3.

Significant clusters identified in dimensional or interaction models

White matter tract		MNI coordinate			Cluster size
Dimensional analysis
RD and sensation seeking
R. Posterior body of corpus callosum		16	− 34	35	17
RD and sensation avoiding
R. Posterior body of corpus callosum		19	− 28	37	82
R. Posterior body of corpus callosum		16	− 32	32	34
FA and sensory sensitivity
R. Posterior body of corpus callosum		19	− 28	37	30
FA and sensation avoiding
R. Posterior body of corpus callosum		19	− 25	36	71
Interaction analysis
FA and sensory sensitivity (ASD + ADHD vs. TD)
R. Midbody of corpus callosum		11	− 2	30	73
RD and sensory sensitivity (ASD vs. ADHD)
R. Posterior body of corpus callosum		16	− 35	37	13