Table 3.

Data of overall qualitative assessment (MIP, noise, and sharpness) according to readers.

	Reader 1		Reader 2		Reader 3		Total
MIP	Mean-value	SD	Mean-value	SD	Mean-value	SD	Mean-value	SD	p
Analog like	2.14	0.41	2.44	0.54	2.34	0.48	2.31	0.49
60 s	1.16	0.40	1.46	0.54	1.26	0.44	1.29	0.48	<0.0001
90 s	1.11	0.35	1.10	0.30	1.14	0.35	1.12	0.33	<0.0001
120 s	1.09	0.32	1.08	0.28	1.13	0.34	1.10	0.31	<0.0001
Noise	Mean-value	SD	Mean-value	SD	Mean-value	SD	Mean-value	SD	p
Analog like	2.20	0.45	2.51	0.60	2.33	0.51	2.35	0.54
60 s	1.19	0.42	1.39	0.57	1.19	0.40	1.26	0.48	<0.0001
90 s	1.10	0.34	1.12	0.33	1.09	0.29	1.11	0.32	<0.0001
120 s	1.11	0.32	1.18	0.41	1.17	0.38	1.16	0.37	<0.0001
Sharpness	Mean-value	SD	Mean-value	SD	Mean-value	SD	Mean-value	SD	p
Analog like	2.86	0.35	2.31	0.51	2.48	0.50	2.55	0.51
60 s	1.91	0.29	1.88	0.39	1.56	0.50	1.78	0.43	<0.0001
90 s	1.78	0.42	1.13	0.34	1.18	0.39	1.36	0.48	<0.0001
120 s	1.04	0.20	1.05	0.22	1.07	0.26	1.05	0.23	<0.0001