Aortic and Internal Carotid Atherosclerosis in Patients with Carotid Stenosis: Semiautomatic Volumetric Analysis of Low-Attenuation Plaque on Curved Planar Reformations Using MDCT Angiographic Data

Table 1

Comparisons of demographics, ICA stenosis, and plaque thickness in ICAs between group 1 patients and group 2 patients.

	Group 1 patients	Group 2 patients	p-Value
	< 70 years old	≥ 70 years old
	(n =28)	(n=37)
Mean age ± sd [years]	63.6 ± 5.8	75.8 ±3 .5	< 0.001
Number of men/number of women	14/14	19/18	0.931
No. (%) of cerebral infarctions	7 (25.0)	16 (43.2)	0.128
No. (%) of hyperlipidemia cases	12 (42.8)	18 (48.7)	0.712
Mean % ICA stenosis ± sd	33.4 ± 25.6	35.0 ± 20.0	0.596
No. (%) of >30% of ICA stenosis cases	13 (46.4)	19 (51.4)	0.694
Mean diameter of the largest plaques (mm) ± sd	2.41 ± 1.41	2.98 ± 1.07	0.056

sd: standard deviation.