TABLE 2

Image Quality Ratings

	General image quality + artifacts		Image sharpness		Image noise		Lesion detectability
Parameter	Mean	SD	Mean	SD	Mean	SD	Mean	SD
2 min	1.84	0.6	2.28	0.6	2.16	0.6	1.46	0.7
20 min 100%	1.08	0.4	1.12	0.3	1.04	0.2	1.03	0.2
20 min 20%	1.32	0.6	1.64	0.7	1.44	0.5	1.14	0.4
20 min 10%	1.40	0.6	1.76	0.7	1.48	0.6	1.28	0.6
20 min 5%	1.88	0.5	2.60	0.8	2.28	0.5	1.62	0.8