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EJNMMI Research

Table 2 Relative SUVmax differences - PSF vs. non-PSF

From: The association of tumor-to-background ratios and SUVmax deviations related to point spread function and time-of-flight F18-FDG-PET/CT reconstruction in colorectal liver metastases

Difference

PSF + TOF vs. 3D-OSEM + TOF

PSF vs. 3D-OSEM

Low TBR

High TBR

Low TBR

High TBR

 

n.s.

**

n.s.

**

Median

2.6

9.1

0.7

6.4

IQR

−1.2 to 5.0

6.0 to 15.2

−4.0 to 3.4

0.9 to 12.9

Range

−5.3 to 14.2

−1.6 to 23.7

−10.1 to 9.8

−4.7 to 24.8

  1. Median, IQR, and range of relative SUVmax differences between PSF and non-PSF algorithms displayed separately for low (<4.8) and high (>4.8) TBR. Wilcoxon test: n.s., not significant; **P < 0.01.
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