Small lesion depiction and quantification accuracy of oncological 18F-FDG PET/CT with small voxel and Bayesian penalized likelihood reconstruction

EJNMMI Physics

Table 2 Quantitative results of the patient study

	RVOSEM	SVOSEM	SVB0.6	SVB0.8	SVB0.9	SVB1.0	CT
SUV_mean of Liver	2.2 ± 0.3	2.2 ± 0.3	2.2 ± 0.3	2.2 ± 0.3	2.2 ± 0.3	2.2 ± 0.3
SD of Liver	0.20 ± 0.05	0.28 ± 0.07	0.22 ± 0.05	0.19 ± 0.04	0.18 ± 0.04	0.11 ± 0.03
SUV_mean of Mediastinum	1.6 ± 0.3	1.6 ± 0.3	1.6 ± 0.3	1.6 ± 0.3	1.6 ± 0.3	1.6 ± 0.3
SD of Mediastinum	0.12 ± 0.05	0.19 ± 0.08	0.15 ± 0.05	0.12 ± 0.05	0.12 ± 0.06	0.07 ± 0.03
SUV_max of Lesion	4.6 ± 3.4	6.1 ± 3.3	8.7 ± 3.9	8.5 ± 3.9	8.4 ± 3.9	4.9 ± 4.0
CNR of Lesion	32.5 ± 44.9	26.5 ± 18.8	52.4 ± 30.6	60.7 ± 34.9	63.5 ± 38.1	51.8 ± 52.4
TBR of Lesion	2.1 ± 1.6	2.8 ± 1.5	4.0 ± 1.8	3.9 ± 1.8	3.8 ± 1.8	2.3 ± 1.8
Volume of Lesion (cm³)	0.9 ± 0.4	0.7 ± 0.4	0.5 ± 0.4	0.5 ± 0.4	0.5 ± 0.4	0.7 ± 0.4	0.5 ± 0.4