Relationship between the Direction of Ophthalmic Artery Blood Flow and Ocular Microcirculation before and after Carotid Artery Stenting

Table 2

Patient characteristics.

	Antegrade	Nonantegrade	P value
Number of patients	22	18
Age			0.02
Sex	M: 19 F: 3	M: 15 F: 3	0.57
PSV (cm/s)	323.0 ± 80.0		0.002
Direction of OA flow after CAS
Antegrade, n (%)	22 (100)	16 (88.9)
MBR before CAS			0.052
MBR after CAS			0.57

are mean ± SD.
, peak systolic velocity; OA, ophthalmic artery.