Fig. 2.

Voxel-based comparison of NBM volumes. A) Significant clusters within the NBM mask for the contrast HC > MCI-AD. B) Significant clusters within the NBM mask for the contrast HC > MCI-LB. The NBM mask is shown in blue and significant voxels are shown in red. See Table 2 for statistics of significant clusters. (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.) HC, healthy controls; MCI-AD, mild cognitive impairment with Alzheimer’s disease; MCI-LB, mild cognitive impairment with Lewy bodies; NBM, nucleus basalis of Meynert