showed a trendp = 0.059
11 C-deuterium-L-deprenyl PET region of interest analysis Comparisons of four groups (presymptomatic ADAD carriers, MCI PIB+, sAD and ADAD non-carriers) using Kruskal-Wallis tests in each of 11 ROIs (except for the cerebellum), showed a trend toward statistical significance for the anterior cingulate cortex, the thalamus and the hippocampus (p = 0.059–0.069) ( Supplementary Table S1b ).