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Table 2 Relative changes (%) in kinetic parameter estimates and simplified metrics after PVC

From: Partial-volume correction in dynamic PET-CT: effect on tumor kinetic parameter estimation and validation of simplified metrics

 

Mean

Median

SD

IQR

Min

Max

p value

LR

 VT

11.8

13.2

7.1

6.0–16.4

− 15.2

25.1

< 0.001

 K1

6.6

6.8

7.5

2.6–11.1

− 16.7

32.3

< 0.001

 BP

6.1

6.0

8.8

2.1–10.7

− 21.9

34.6

< 0.001

 SUV

13.1

13.2

6.1

7.3–17.1

3.3

28.4

< 0.001

 TBR

13.1

13.2

6.1

7.3–17.1

3.3

28.3

< 0.001

LR + HYPR

 VT

10.8

11.7

6.1

6.1–15.5

− 13.6

21.7

< 0.001

 K1

5.7

4.3

6.9

2.3–10.0

− 14.9

25.1

< 0.001

 BP

3.7

4.4

6.4

0.1–7.1

− 20.6

19.8

< 0.001

 SUV

12.6

12.9

5.8

7.0–16.7

2.1

24.7

< 0.001

 TBR

12.8

12.9

6.0

7.0–17.0

3.1

27.3

< 0.001