Tau pathology-dependent remodelling of cerebral arteries precedes Alzheimer’s disease-related microvascular cerebral amyloid angiopathy

Table 2 Correlation analysis between the number of small and medium-sized leptomeningeal arteries in the respective elastin degradation category and Braak stage

	Small arteries			Medium-sized arteries
	ρ ^b_p	CI (95 %)	p	ρ ^b_p	CI (95 %)	p
Braak^a vs. “0”	−0.707	−0.965 to 0.246	0.116	−0.546	−0.941 to 0.476	0.262
Braak^a vs. “1”	−0.955	−0.995 to −0.638	0.003*	0.489	−0.535 to 0.931	0.325
Braak^a vs. “2”	0.909	0.370 to 0.990	0.012*	0.706	−0.247 to 0.965	0.117
Braak^a vs. “3”	0.792	−0.056 to 0.976	0.061	−0.041	−0.825 to 0.797	0.939

“0”, “1”, “2”, and “3” = no, mild, moderate, and severe elastin degradation, respectively
CI confidence interval
* Significant
^aBraak stages included: I–VI
^bPearson’s correlation (α = 0.05, two tailed)