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Table 2: Mean ADC, SD, and CoV for each concentration of PVP
Vial All MR Imaging Systems (n = 13) Trio Only (n = 5)
Mean ADC SD CoV Mean ADC SD CoV
0% PVP 1123 23 2.1% 1105 15 1.4%
10% PVP 850 24 2.8% 829 13 1.6%
20% PVP 607 19 3.1% 596 14 2.3%
30% PVP 408 16 3.8% 399 16 4.0%
40% PVP 238 11 4.6% 237 13 5.5%
50% PVP 113 15 13.0% 105 16 15.2%

Vial	All MR Imaging Systems (n = 13)			Trio Only (n = 5)
Vial	Mean ADC	SD	CoV	Mean ADC	SD	CoV
0% PVP	1123	23	2.1%	1105	15	1.4%
10% PVP	850	24	2.8%	829	13	1.6%
20% PVP	607	19	3.1%	596	14	2.3%
30% PVP	408	16	3.8%	399	16	4.0%
40% PVP	238	11	4.6%	237	13	5.5%
50% PVP	113	15	13.0%	105	16	15.2%