Table 1.

Scanner and acquisition parameters.

Scanners	Number of Scans
GE Discovery 690	13
GE Discovery 710	5
GE Discovery LS	10
GE Discovery QX/i	2
GE Discovery ST	7
GE Discovery STE	14
Philips Gemini TF TOF 64	1
Siemens Biograph 40	3
Siemens Biograph 6	8
Siemens Emotion Duo	6
Siemens Sensation 16	5
CT parameters	Median (range)
kVp (kV)	130 (100–140)
Tube current (mA)	85 (35–305)
Matrix size	All at 512 × 512
In-plane resolution	0.977 (0.775–1.523)
Slice thickness	3.8 (3.0–5.0)
PET parameters	Median (range)
Matrix size	128 × 128 (128 × 128 to 484 × 484)
In-plane resolution (mm)	5.31 (1.03–5.47)
Slice thickness (mm)	3.3 (2.0–5.0)
Dose (MBq)	458 (320–788)
Uptake time (min)	65 (45–91)