Multicentre quantitative 68Ga PET/CT performance harmonisation

EJNMMI Physics

Table 2 PET/CT reconstruction settings for phantom measurements

No.	Manufacturer	PET/CT system	Reconstruction	Iterations	Subsets	Filter size (mm)	Matrix	Voxel size (mm)	Slice thickness (mm)
1	Siemens	Biograph mCT 40 (1)	PFS + TOF	3	21	7.00	256 × 256	3.18	3
2	Siemens	Biograph mCT 40 (2)	PFS + TOF	3	21	7.00	256 × 256	3.18	3
3	Siemens	mCT 123 X3R	Back projection	–	–	5.00	200 × 200	4.07	5
4	Siemens	Biograph mCT Flow 20	PFS + TOF	2	21	5.00	200 × 200	4.07	2.027
5	GE	VCT	3D IR^†	NS	NS	NS	128 × 128	5.47	3.27
6	GE	Discovery D690	VPFXS*	4	8	NS	192 × 192	3.65	3.27
7	Philips	Gemini TOF	BLOB-OS-TF	3	31	NS	144 × 144	4	4
8	Philips	Gemini TOF BigBore	BLOB-OS-TF	3	31	NS	144 × 144	4	4
9	Philips	Ingenuity	BLOB-OS-TF	3	31	NS	169 × 169	4	4
10	Philips	Vereos	BLOB-OS-TF	3	15	3.00	144 × 144	4	4
11	GE	Discovery 710	VPFX^§	NS	NS	NS	256 × 256	2.73	3.27
12	Siemens	mCT 40	PFS + TOF	3	21	6.50	256 × 256	3.18	2
13	Siemens	mCT 64	PFS + TOF	3	21	6.50	256 × 256	3.18	2