Table 3:

Bayesian-derived quantitative analysis of CBF, CBV, and MTT for gray matter and white matter in half-dose (0.05-mmol/kg) and full-dose (0.1-mmol/kg) contrast groups^a

Contrast Dose	Bayesian-Processed DSC
	GM		t Test (P Value)	WM		t Test (P Value)
	FD	HD		FD	HD
CBF (mL/100 g/min)	75.7 ± 27.0	62.1 ± 23.2	.001b	21.6 ± 7.1	17.9 ± 6.2	.037b
CBV (mL/100 g)	2.2 ± 0.8	1.8 ± 0.7	.090	1.3 ± 0.4	1.1 ± 0.4	.11
MTT (sec)	2.9 ± 0.9	2.7 ± 1.1	.450	4.3 ± 1.1	4.8 ± 1.2	.051

^aData are presented as mean ± SD.

^bSignificant.