Table 2:

Range of differences within the 95% limit of agreement and coefficient correlation values

	Internal Carotid Artery		Vertebral Artery
	Range^*	Correlation Coefficient	Range^*	Correlation Coefficient
Color Doppler, MR PC	72.21–109.29	.792	23.68–39.75	.503
Power Doppler, MR PC	87.07–116.93	.833	31.30–50.21	.585
B-flow, MR PC	15.00–31.48	.917	1.94–10.81	.794

Note.—MR PC indicates MR phase-contrast imaging.
* Range of differences within the 95% limit of agreement.