Table 3.

Bilateral renal R2* (1/s) values following left renal artery administration of iodixanol and 0.9% saline.

	Baseline	1 h	24 h	48 h	72 h
Cortex
RA-Io	19.14 ± 1.09	24.62 ± 1.18	29.87 ± 1.17	22.85 ± 1.96	20.46 ± 1.07
RA-Io-R	19.52 ± 0.93	23.77 ± 1.68	25.10 ± 1.43a	22.06 ± 2.64	19.47 ± 1.10
RA-S	18.33 ± 1.16	19.06 ± 1.24ab	18.59 ± 1.11ab	19.22 ± 1.30a	19.23 ± 1.06
RA-S-R	18.54 ± 0.87	18.37 ± 0.95ab	18.70 ± 0.88ab	18.51 ± 1.17ab	18.68 ± 1.25
Tukey p Value	.196	.000	.000	.001	.078
Outer medulla
RA-Io	24.02 ± 0.95	29.10 ± 1.18	33.85 ± 1.05	29.12 ± 0.85	25.12 ± 2.14
RA-Io-R	23.89 ± 1.07	26.27 ± 1.22a	28.27 ± 0.78a	26.19 ± 1.00a	23.99 ± 1.58
RA-S	23.21 ± 0.91	24.02 ± 0.87ab	24.35 ± 0.85ab	24.18 ± 0.85ab	23.86 ± 1.15
RA-S-R	23.66 ± 1.19	23.86 ± 1.08ab	24.33 ± 0.85ab	23.94 ± 1.03ab	23.88 ± 1.32
Tukey p Value	.563	.000	.000	.000	.470
Inner medulla
RA-Io	20.62 ± 1.25	26.52 ± 0.99	29.40 ± 0.82	22.10 ± 1.61	21.32 ± 1.32
RA-Io-R	20.13 ± 1.12	23.46 ± 1.24a	25.25 ± 0.88a	21.38 ± 1.17	20.52 ± 1.38
RA-S	20.10 ± 1.02	19.93 ± 1.22ab	19.86 ± 0.79ab	19.66 ± 0.80a	19.82 ± 0.87
RA-S-R	20.70 ± 0.90	19.38 ± 0.58ab	20.04 ± 1.17ab	19.43 ± 0.99ab	19.85 ± 1.64
Tukey p Value	.679	.000	.000	.002	.202

One-way ANOVA Tukey p values.

^a p<.05 vs. RA-Io,

^b p<.05 vs. RA-Io-R.

RA-Io: the left renal, Left Renal Artery-Iodixanol; RA-Io-R: the right renal, Left Renal Artery-Iodixanol; RA-S: the left renal, Left Renal Artery-0.9% saline; RA-S-R: the right renal, Left Renal Artery-0.9% saline.