Table 3.

Qualitative comparison of image scores between RS-EPI and SS-EPI techniques in patients with bladder cancer

Observer	Protocol	Susceptibility	Detectability	Motion artifact	Image blurring
Observer 1	RS-EPI	3.50 ± 0.56	3.94 ± 0.24	3.68 ± 0.50	3.71 ± 0.46
	SS-EPI	3.22 ± 0.84	3.82 ± 0.42	3.63 ± 0.54	2.74 ± 0.44
	p-value	0.000	0.005	0.083	0.000
Observer 2	RS-EPI	3.41 ± 0.67	3.94 ± 0.24	3.69 ± 0.47	3.76 ± 0.43
	SS-EPI	3.22 ± 0.81	3.82 ± 0.42	3.66 ± 0.54	3.01 ± 0.47
	p-value	0.000	0.011	0.317	0.000

Note: RS-EPI Readout segmented echo-planar imaging, SS-EPI Single-shot echo-planar imaging