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EJNMMI Research

Table 2 Summary of visual and quantitative findings

From: Quantitative SPECT/CT parameters of myocardial 99mTechnetium-3,3-diphosphono-1,2-propanodicarboxylic acid (DPD) uptake in suspected cardiac transthyretin amyloidosis

Grade

No pts

SUVmax

SUVmean20*

SUVmean40*

SUVmean60*

Mean

SD

Min

Max

Mean

SD

Min

Max

Mean

SD

Min

Max

Mean

SD

Min

Max

0

6

1.85

0.26

1.33

2.27

0.78

0.25

1.48

1.12

0.98

0.20

0.72

1.22

1.31

0.22

0.99

1.53

1

2

2.79

0.53

2.25

3.32

1.25

0.20

1.11

1.39

1.49

0.31

1.27

1.71

1.96

0.53

1.59

2.34

2

15

14.05

3.07

8.60

18.10

5.98

1.45

3.69

8.44

8.14

1.98

4.86

11.3

10.23

2.65

6.05

15.4

3

5

15.26

4.34

10.40

22.30

5.94

1.38

4.47

8.11

7.62

1.65

5.88

10.33

9.47

1.92

7.41

12.53

Total

28

                
  1. Pts, patients; SUV, standardized uptake value; SUVmean20, SUVmean using a segmentation threshold of 20% SUVmax; SUVmean40, segmentation threshold of 40%SUVmax; SUVmean60, segmentation threshold of 60% SUVmax
  2. *Values are mean uptake above threshold; SD, standard deviation; min, minimum; max, maximum
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