Table 1.

CT acquisition and reconstruction parameters.

Parameter	UWP	Anthropomorphic phantom	Human
GE model	Discovery 750	Discovery 750 HD	Discovery 750 HD
Detector rows	64	64	64
Scan mode	Helical	Helical	Helical
kVp	120	120	120
Display field of view (cm)	25	40	50
Filter type	HEAD	BODY	BODY
Convolutional Kernel	STANDARD	STANDARD	STANDARD
Axial pixel size (mm)	0.48	0.78	0.87
Slice thickness (mm)	5	5	5
Focal spot size (cm)	0.7	1.2	0.7