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Table 3 Mean and standard deviation of kinetic parameters estimated from TACs with SUVmean and SUVmax, comparing tumor lesions and reference tissues

From: Dynamic 18F-FDG PET imaging of liver lesions: evaluation of a two-tissue compartment model with dual blood input function

Parameters

SUVmean

SUVmax

Reference

Lesion

P value

Reference

Lesion

P value

K1

1.66 ± 0.61

0.59 ± 0.39

 < 0.0001****

1.81 ± 0.75

0.95 ± 0.58

 < 0.0001****

k2

1.18 ± 0.50

0.69 ± 0.36

 < 0.0001****

1.01 ± 0.46

0.79 ± 0.44

0.064

k3

0.001 ± 0.002

0.088 ± 0.102

0.0001****

0.001 ± 0.003

0.073 ± 0.090

0.0002***

k4

0.043 ± 0.048

0.009 ± 0.013

0.0001****

0.060 ± 0.049

0.006 ± 0.010

 < 0.0001****

fA

0.09 ± 0.14

0.58 ± 0.34

 < 0.0001****

0.28 ± 0.30

0.71 ± 0.34

 < 0.0001****

νB

0.005 ± 0.015

0.016 ± 0.021

0.029

0.011 ± 0.020

0.025 ± 0.023

0.021

Ki

0.002 ± 0.004

0.050 ± 0.033

 < 0.0001****

0.002 ± 0.006

0.062 ± 0.048

 < 0.0001****

  1. ****, ***, **, and * denote statistical significance at the 0.1%, 1%, 5%, and 10% levels, respectively
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BMC Medical Imaging

ISSN: 1471-2342

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