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EJNMMI Research

Table 2 Jaccard index and interquartile range

From: Repeatability of [18F]FDG PET/CT total metabolic active tumour volume and total tumour burden in NSCLC patients

Delineation method

Day 1

Day 2

Average JI

Interquartile range

Average JI

Interquartile range

SUV25

0.62

[0.48–0.73]

0.55

[0.39–0.72]

SUV40

0.62

[0.54–0.77]

0.59

[0.46–0.80]

41MAX

0.65

[0.45–0.88]

0.64

[0.45–0.85]

A50P

0.50

[0.37–0.65]

0.50

[0.35–0.67]

MV2

0.71

[0.61–0.80]

0.70

[0.54–0.86]

MV3

0.58

[0.39–0.77]

0.56

[0.40–0.79]

  1. Average Jaccard index and the interquartile range of each semi-automatic delineation method. JI with the reference delineation of each day, RD1 and RD2, respectively. For scans acquired 60 min after injection and reconstructed following EARL compliant settings
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