Table 3.

Mean grading and standard deviation of duct visualization and image quality for Nav-MRCP, BH-CS- and BH-PI-MRCP

	Nav	BH-CS	P (CS vs Nav)	BH-PI	P (PI vs Nav)
CBD	2.74 ± 0.5	2.87 ± 0.5	0.015	2.94 ± 0.5	<0.001
Cystic duct	2.22 ± 0.7	2.34 ± 0.7	0.014	2.42 ± 0.7	<0.001
CHD	2.82 ± 0.5	2.92 ± 0.4	0.050	3.00 ± 0.7	0.001
cRHD	2.75 ± 0.6	2.85 ± 0.6	0.108	2.98 ± 0.5	<0.001
cLHD	2.75 ± 0.5	2.85 ± 0.5	0.094	2.92 ± 0.4	0.003
pRHD	2.24 ± 0.7	2.01 ± 0.7	<0.001	2.12 ± 0.7	0.040
pLHD	2.23 ± 0.7	2.02 ± 0.7	<0.001	2.13 ± 0.7	0.068
Pancreatic duct	2.54 ± 0.7	2.43 ± 0.7	0.137	2.53 ± 0.8	0.882
Image quality	2.91 ± 0.7	2.80 ± 0.7	0.031	2.92 ± 0.6	0.844
Artifacts	1.99 ± 0.1	1.44 ± 0.5	<0.001	1.66 ± 0.5	<0.001

CS, compressed sensing; PI, parallel imaging; CBD, common bile duct; CHD, common hepatic duct; cRHD/cLHD, central right hepatic duct/left hepatic duct; pRHD/pLHD, peripheral right hepatic duct/left hepatic duct.