Table 2.

BP, BFV in MCA, and PS (M ± m) on ipsilateral side in different groups of carotid stenosis before/after reconstructive surgery.

	Impaired DCA		Unimpaired DCA
	Asymptomatic (n = 10)	Symptomatic (n = 7)	Asymptomatic (n = 14)	Symptomatic (n = 4)
BP (mmHg)	92 ± 7/91 ± 11*	91 ± 20/81 ± 12*	98 ± 15/93 ± 14*	90 ± 8/89 ± 3*
BFV (cm/s)	78 ± 21/76 ± 16*	63 ± 9/67 ± 13*	64 ± 10/67 ± 13*	63 ± 15/65 ± 19*
PS (rad)	0.2 ± 0.2/0.9 ± 0.5**	0.3 ± 0.2/0.9 ± 0.3**	1.1 ± 0.3/0.9 ± 0.3*	1.3 ± 0.5/1.3 ± 0.5*

BP, blood pressure; BFV, blood flow velocity; MCA, middle cerebral artery; PS, phase shift;

^*p > 0.4;

^**p < 0.001.