Table 3.

Amyloid deposition (SUVR) in high- vs low-degree perivascular spaces.

	Global SUVR	P value	Frontal SUVR	P value	Occipital SUVR	P value
CAA-ICH (n=29)
High-degree CSO-perivascular spaces (n=13)	1.55 (1.33–1.61)	0.003*	1.54 (1.33–1.62)	0.002*	1.53 (1.42–1.60)	0.001*
Low-degree CSO-perivascular spaces (n=16)	1.13 (1.01–1.48)	0.003*	1.13 (1.00–1.44)	0.002*	1.13 (1.06–1.31)	0.001*
High-degree BG-perivascular spaces (n=10)	1.38 (1.02–1.55)	0.521	1.36 (1.03–1.58)	0.927	1.37 (1.07–1.53)	0.680
Low-degree BG-perivascular spaces (n=19)	1.40 (1.09–1.59)	0.521	1.34 (1.08–1.54)	0.927	1.35 (1.12–1.58)	0.680
Non-CAA ICH (n=79)
High-degree CSO-perivascular spaces (n=29)	1.06 (1.00–1.13)	0.515	1.00 (0.94–1.10)	0.183	1.14 (1.05–1.19)	0.535
Low-degree CSO-perivascular spaces (n=50)	1.07 (1.00–1.14)	0.515	1.04 (0.98–1.14)	0.183	1.12 (1.03–1.17)	0.535
High-degree BG-perivascular spaces (n=41)	1.06 (1.00–1.13)	0.768	1.04 (0.95–1.13)	0.791	1.12 (1.04–1.16)	0.666
Low-degree BG-perivascular spaces (n=38)	1.07 (1.00–1.14)	0.768	1.03 (0.96–1.10)	0.791	1.13 (1.04–1.21)	0.666

Values are median (interquartile range). BG: basal ganglia; CAA: cerebral amyloid angiopathy; CSO: centrum semiovale; ICH, intracerebral hemorrhage; and SUVR, standardlized uptake value ratio.

^*p<0.05.