Table 1.

Protocol acquisition parameters for simulation CT and PET examinations stratified for centers. Whenever two scanners were used, a “|” indicated the different configurations.

CT
	Center	kV	mAs (Min–Max)	Slice Thickness (mm)	Manufacturer (s)	Convolution Kernel	Recon Diameter
TRAIN	BS	120	191–401	3.0	PHILIPS	B	500
	RE	120	83–355	3.0	GE	STD +	500
	PD	120	70–363	2.5	GE	BODY FILTER	500
EXT VAL	AV	120	108–138	2.5	PHILIPS	B	500
	NE	120	40–73	3.0	SIEMENS	B30f	500
	PI	120	27–236	2.0	SIEMENS	B30f–B31s	500
	PG	120	80–200	2.5–3	GE	STD +	500
PET
	Center	Slice thickness (mm)	Manufacturer (s)	Recon diameter	Recon method
TRAIN	BS	3.27	GE	700–815	3D IR/VPFXS
	RE	3.27	GE	700–700	3D IR/VPFXS
	PD	2–4	PHILIPS|SIEMENS	576–815	3D-RAMLA/BLOB-OS-TF(PHILIPS)|PSF 3i21s/(SIEMENS)
EXT VAL	AV	4	PHILIPS|GE	500–700	BLOB-OS-TF/VPFXS
	NE	2–5	SIEMENS	576–700	PSF+TOF 3i21s
	PI	3.27	GE|PHILIPS	576–700	3D IR (GE)|BLOB-OS-TF(PHILIPS)
	PG	3.27	GE|SIEMENS	600–700	OSEM|OSEM 2i8s