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Table 4: Coefficient of variation (%) among all observers (interobserver variability)
Ischemia/Infarct Global Cortical Perfusion
CBF (mL/100 g/min) 27.10 11.88
CBV (mL/100 g) 13.33 13.66
MTT (seconds) 4.66 3.55
Note:—CBF indicates cerebral blood flow; CBV, cerebral blood volume; MTT, mean transit time.
	Ischemia/Infarct	Global Cortical Perfusion
CBF (mL/100 g/min)	27.10	11.88
CBV (mL/100 g)	13.33	13.66
MTT (seconds)	4.66	3.55