Differences in carotid arterial morphology and composition between individuals with and without obstructive coronary artery disease: A cardiovascular magnetic resonance study

Table 2 Comparison of arterial morphology fitted mean (SE) values after controlling for intra-subject correlations and gender for the whole sample population.

Characteristic	CAD Cases (N = 97)	Controls (N = 94)	p-value
ICA
LA, mm²	33.3 ± 1.2	38.4 ± 1.2	0.003
TVA, mm²	57.4 ± 1.6	62.4 ± 1.6	0.03
WA, mm²	24.1 ± 0.6	24.0 ± 0.6	0.9
MWT, mm	1.04 ± 0.02	0.97 ± 0.02	0.002
NWI	0.434 ± 0.005	0.400 ± 0.005	<0.001
Distal Bulb
LA, mm²	54.3 ± 1.2	64.1 ± 1.3	<0.001
TVA, mm²	90.1 ± 1.7	99.2 ± 1.7	<0.001
WA, mm²	35.8 ± 0.6	35.0 ± 0.6	0.4
MWT, mm	1.18 ± 0.02	1.09 ± 0.02	<0.001
NWI	0.409 ± 0.005	0.370 ± 0.005	<0.001
Proximal Bulb
LA, mm²	37.6 ± 1.3	41.0 ± 1.3	0.06
TVA, mm²	64.6 ± 1.7	67.3 ± 1.7	0.3
WA, mm²	27.0 ± 0.6	26.4 ± 0.6	0.4
MWT, mm	1.08 ± 0.02	1.03 ± 0.02	0.03
NWI	0.422 ± 0.005	0.404 ± 0.006	0.02
Common
LA, mm²	33.0 ± 1.2	33.4 ± 1.2	0.8
TVA, mm²	55.9 ± 1.6	55.5 ± 1.6	0.9
WA, mm²	22.9 ± 0.6	22.1 ± 0.6	0.3
MWT, mm	0.98 ± 0.02	0.95 ± 0.02	0.12
NWI	0.413 ± 0.005	0.404 ± 0.005	0.2

ICA = internal carotid artery; LA = lumen area; TVA = total vessel area; WA = wall area; MWT = mean wall thickness; NWI = normalized wall index

ISSN: 1532-429X