Fig. 2
From: Association of retinal layer thickness with brain volume and cortical thickness in older adults

Regions of significant partial correlations (p < 0.05) between RNFL thickness and cortical thickness in 3D brain image. (a) Outer RNFL, (b) Inner RNFL, and (c) Total RNFL thickness. r represents the correlation coefficient (Pearson’s partial correlation adjusted for age and sex).