Application of Diffusion Kurtosis Imaging and Histogram Analysis for Assessing Preoperative Stages of Rectal Cancer

Table 1

Imaging protocol parameters and sequences.

Parameters	T1WI	T2WI	DKI
Imaging direction	Oblique axis	Oblique axis	Oblique axis
TR (ms)	700	3770	4900
TE (ms)	12	101	87
PAT	2	2	4
FOV (mm^2)	280 × 280	200 × 200	280 × 280
Matrix	128 × 128	128 × 128	128 × 128
Slice thickness (mm)	4	4	4
Number of sections	20	20	20
b value (s/mm^2)			200, 500, 1000, 1500, and 2000