Table 1. Morphological reproducibility.

DSC: between session	proximal		extended		p-value
segmentation overlap	mean	σbs	mean	σbs
corpus callosum	0.92	0.007	0.84	0.013	<0.0005
Cingulum	0.87	0.026	0.82	0.041	<0.0005
pyramidal tract	0.85	0.055	0.82	0.058	<0.0005
optic radiation	0.84	0.048	0.78	0.054	0.002
arcuate fasciculus	0.75	0.123	0.70	0.115	0.001

Summary statistics for the inter-session overlap of tract segmentations, quantified by DSC. The p-values are of a paired t-test for difference between proximal and extended values. σ_bs: between-subject standard deviation.