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Table 5 Comparison of PTV4DCT and PTV3DPET4DCT 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

0.87

0.9

0.85

4.02

5.89

2

0.77

0.7

0.86

11.23

15.44

3

0.85

0.76

0.98

4.97

10.11

4

0.9

0.88

0.92

7.03

9.15

5

0.65

0.72

0.59

28.17

22.94

6

0.85

0.78

0.94

4.19

6.8

7

0.9

0.91

0.89

1.61

5.04

Median

0.85

0.78

0.89

4.97

9.15

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

ISSN: 1471-2407

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