Impairments in Brain Perfusion, Metabolites, Functional Connectivity, and Cognition in Severe Asymptomatic Carotid Stenosis Patients: An Integrated MRI Study

Table 1

Basic demographics and cognitive test scores of enrolled subjects.

Characteristics	Patients ()	Controls ()	value
Age (years)			0.08
Male : female	15 : 4	19 : 5	1.00
Education (years)			0.21
Hypertension	19	18	0.70
Diabetes mellitus	4	4	1.00
Hypercholesterolemia	13	12	0.64
Stenotic side
Left	7	N/A
Right	12	N/A
MMSE			0.02
MoCA			0.02
Verbal memory test
Forward digit span			0.04
Backward digit span			0.02
Rey Auditory Verbal Learning test
Immediate recall			<0.01
Delayed recall			<0.01
Digit Symbol Test			0.03