TABLE 3.

Analysis of Image Quality Scoring Using Visual Grading Regression

	Criterion A		Criterion B		Criterion C		Criterion D
Condition	Regression coefficient	P	Regression coefficient	P	Regression coefficient	P	Regression coefficient	P
1 min/bed	−8.12	<0.0001	−7.19	<0.0001	−8.89	<0.0001	−6.61	<0.0001
2 min/bed	−4.58	<0.0001	−3.99	<0.0001	−4.95	<0.0001	−3.77	0.0001
3 min/bed	−2.63	0.0022	−1.36	0.0419	−2.71	0.0007	−1.02	0.2881
4 min/bed	—	—	—	—	—	—	—	—
Camera 2	−0.35	0.8284	1.97	0.0450	2.04	0.0131	2.94	0.0005
Camera 1	—	—	—	—	—	—	—	—
Rater 2	3.30	<0.0001	3.20	<0.0001	1.94	0.0010	0.69	0.2495
Rater 1	—	—	—	—	—	—	—	—