Table 3.

Lobe-level linear regression on Aβ and degree and on tau and clustering coefficient (P < 0.05)

	Amyloid and degree		Tau and clustering coefficient
	PCA	LPA	PCA	LPA
All cortical ROIs	R 2 = 0.27	R 2 = 0.14	R 2 = 0.02(−)	R 2 = 0.11(−)
Frontal	ns	ns	R 2 = 0.10(−)	R 2 = 0.21(−)
Insular	R 2 = 0.50	ns	R 2 = 0.37	ns
Limbic	R 2 = 0.75	R 2 = 0.55	R 2 = 0.43	ns
Temporal	R 2 = 0.32	R 2 = 0.33	R 2 = 0.11	ns
Parietal	ns	ns	R 2 = 0.24(−)	R 2 = 0.47(−)
Occipital	ns	ns	R 2 = 0.49(−)	R 2 = 0.23(−)

Notes: ns, not significant. R-squared are reported. The (−) denotes a negative relationship