Observational Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Apr 7, 2016; 22(13): 3652-3662
Published online Apr 7, 2016. doi: 10.3748/wjg.v22.i13.3652
Table 4 Comparison of tumor dynamic contrast-enhanced-magnetic resonance imaging pharmacokinetic parameters from 28 scanned patients using two models [Median (IQR)]
ktrans (min-1)PS (mL/mLmin-1)Fp (mL/mLmin-1)kep (min-1)vevpHPI
Dual-Input Extended Tofts model0.29 ± 0.38--1.35 ± 1.420.51 ± 1.160.12 ± 0.210.66 ± 0.24
Dual-Input Exchange model-0.19 ± 0.361.07 ± 1.730.95 ± 1.601.22 ± 1.190.14 ± 0.170.63 ± 0.29
Z/t valueNANANA-0.638-2.869-0.5680.4991
P valueNANANA0.5240.0040.5690.6221