Table 4.

Difference of carotid plaque occurrence between the two age groups of patients, with and without coronary artery disease

	<60 years (n = 61)	≥60 years (n = 59)	P
CCA plaque
Non-CAD	2 (3.3)	6 (10.2)	0.028
CAD	18 (28.7)	38 (64.4)	0.000
P	0.000	0.000
ICA plaque
Non-CAD	4 (6.6)	5 (8.5)	NS
CAD	16 (25.4)	33 (55.9)	0.002
P	0.007	0.000
CB plaque
Non-CAD	8 (13.2)	6 (10.2)	NS
CAD	29 (47.5)	42 (71.2)	0.014
P	0.000	0.000

Note: Data are presented as number (percentage).

Abbreviations: CAD, coronary artery disease; CCA, common carotid artery; ICA, internal carotid artery; CB, carotid bulb; NS, not significant.