CTA Characteristics of the Circle of Willis and Intracranial Aneurysm in a Chinese Crowd with Family History of Stroke

Table 5

Comparison with generally healthy Chinese subjects (control study).

	EC	PC	IC
This study, (%)	31 (14%)	108 (50%)	77 (36%)
Control study, (%)	43 (27%)	89 (56%)	28 (17%)
value	0.003	0.28	<0.001