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Table 5 Comparison of quantitative DCE-MRI parameters and ADC values between mrEMVI-positive and -negative groups

From: Preoperative prediction of extramural venous invasion in rectal cancer by dynamic contrast-enhanced and diffusion weighted MRI: a preliminary study

mrEMVI

Ktrans

Ve

Kep

ADC

Positive

0.74 (0.56,0.91)

0.61 (0.51,0.7)

1.18 (1.06,1.37)

0.76 (0.66,0.86)

Negative

0.39 (0.27,0.59)

0.58 (0.49,0.75)

0.58 (0.41,1.06)

0.81 (0.72,0.95)

P value

< 0.01

0.878

< 0.01

0.04

  1. The comparison of the four quantitative parameters (showed as medians: IQR 25–75) between mrEMVI-positive and -negative groups were performed by Mann–Whitney test