Table 1.

Image-derived parameters from the VFA T1 maps on visit 1 and visit 2 for each subject: mean R1 (s⁻¹) on air and 100% oxygen inhalation, calculated ΔR1 (s⁻¹), and DCE-MRI parameters.

		Visit 1				Visit 2
		Oxygen-Enhanced MRI				Oxygen-Enhanced MRI				R1 change over Visit 1 – Visit 2
Sub	Resp	R1 (s−1) air	R1 (s−1) ox	ΔR1 (s−1) (ox-air)	p-Value	R1 (s−1) air	R1 (s−1) ox	ΔR1 (s−1) (ox-air)	p-Value	ΔR1 (s−1) (v2-v1)	p-Value
A	1	0.405	0.446	0.041	<0.0001	0.633	0.620	−0.013	<0.0001	0.228	<0.0001
B	0	0.566	0.566	0.000	0.94	0.776	0.813	0.037	<0.0001	0.210	<0.0001
C	1	0.750	0.758	0.008	<0.001	0.766	0.749	−0.017	<0.0001	0.017	<0.0001
D	1	0.611	0.719	0.108	<0.0001	0.642	0.658	0.016	<0.0001	0.031	<0.0001
E	1	1.079	1.078	−0.001	0.91	0.818	0.833	0.015	<0.0001	−0.261	<0.0001
F	0	0.568	\	\	\	0.613	\	\	\	0.045	<0.001
G	0	0.540	\	\	\	0.502	\	\	\	−0.039	<0.0001
H	1	0.542	\	\	\	0.530	\	\	\	−0.012	<0.0001
I	1	0.894	\	\	\	0.668	\	\	\	−0.227	<0.0001
J	1	0.678	\	\	\	0.725	\	\	\	0.047	<0.0001
K	1	0.707	\	\	\	0.931	\	\	\	0.224	<0.0001
L	1	0.711	\	\	\	0.986	\	\	\	0.274	<0.0001