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Table 4 Comparison of PTV3DPET4DCT and PTV4DPETCT structures

From: Respiratory-gated (4D) contrast-enhanced FDG PET-CT for radiotherapy planning of lower oesophageal carcinoma: feasibility and impact on planning target volume

Patient

DICE

Se.Idx

Inc.Idx

CGD (mm)

MDC (mm)

1

0.9

0.89

0.92

2.91

5.19

2

0.9

0.92

0.88

3.25

8.35

3

0.9

0.98

0.83

6.44

6.46

4

0.88

0.83

0.93

5.49

7.41

5

0.79

0.68

0.95

3.1

7.57

6

0.82

0.94

0.73

3.52

7.4

7

0.81

0.75

0.87

7.78

10.76

Median

0.88

0.89

0.88

3.52

7.41

  1. DICE Dice index, Se.Idx sensitivity index, Inc.Idx inclusiveness index, CGD centre of gravity distance, MDCmean distance to conformity, SD standard deviation
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BMC Cancer

ISSN: 1471-2407

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