Table 2.

Criteria for qualitative comparison of image quality in diffusion-weighted imaging in patients with bladder cancer

Susceptibility

1: marked distortion was seen

2: moderated distortion was seen

3: little distortion was seen

4: no distortion was seen

Detectability

1: not visible

2: partial visibility

3: visibility

4: excellent visibility

Motion artifact

1: marked artifact

2: moderate artifact

3: slight artifact

4: no artifact

Image blurring

1: the bladder wall definition was not visible

2: the bladder wall definition was partially visible

3: the bladder wall definition was visible

4: the bladder wall definition was clearly visible