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EJNMMI Physics

Table 1 RCmean and RCmax ranges as defined by EARL [8], compared with RC results for all spheres at 10 min and 62 s scan duration

From: Technical note: how to determine the FDG activity for tumour PET imaging that satisfies European guidelines

Sphere volume (mL)

EARL: RCmean range

RCmean at t = 600 s

RCmean at t = 62 s

EARL: RCmax range

RCmax at t = 600 s

RCmax at t = 62 s

26.52

0.76–0.89

0.79

0.80

0.95–1.16

0.98

1.05

11.49

0.72–0.85

0.75

0.74

0.91–1.13

0.96

1.04

5.57

0.63–0.78

0.72

0.69

0.83–1.09

0.97

0.94

2.57

0.57–0.73

0.68

0.64

0.73–1.01

0.93

0.90

1.15

0.44–0.60

0.44

0.48

0.59–0.85

0.59

0.71

0.52

0.27–0.38

0.33

0.27

0.31–0.49

0.44

0.40

  1. For all spheres, RCs were within EARL specifications
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