Table 3. Correlations between increased plasma levels of t-tau/Aβ species and patterns of cortical thinning.

Cortical region	CS (mm2)	r	p
t-tau
L inferior temporal	410	0.52	10-4
L fusiform gyrus	336	0.45	10-4
L temporal pole	123	0.36	10-4
R lingual gyrus	85	0.49	10-5
Aβ1-40
L middle temporal	133	0.56	10-5
L parahippocampal	59	0.47	10-4
Aβ1-42
L temporal pole	115	0.5	10-4
L parahippocampal	59	0.47	10-4
R lateral occipital	176	0.6	10-5

CS: cluster size; it refers to the extent of significant correlations between plasma markers and cortical FDG uptake. Left (L) and right (R) cortical hemisphere. r: Pearson correlation coefficient; p: exact p-value (corrected for multiple comparisons).