TABLE 2.

Averaged CBF and spatial SNR values in gray matter ROIs of two different ASL methods for both the young and middle‐aged groups (mean ± SD, N = 5), respectively

		CBF (mL/100 g/min)	SNR
PCASL	Young‐age	46.3 ± 3.0	16.5 ± 2.2
	Middle‐age	40.7 ± 7.2	14.3 ± 3.8
VSASL (FT‐VSI)	Young‐age	48.3 ± 3.9	21.5 ± 3.6
	Middle‐age	39.2 ± 7.5	17.6 ± 4.7