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Table 2 Volumes of proximal SV CTV defined by different standards

From: Optimal contouring of seminal vesicle for definitive radiotherapy of localized prostate cancer: comparison between EORTC prostate cancer radiotherapy guideline, RTOG0815 protocol and actual anatomy

SV-volume(cm3)

Mean ± SD

Median

Range

VANAT-1

3.66 ± 0.92*

3.69

1.65 – 5.28

VRTOG

4.09 ± 0.92*

4.18

2.67 – 6.44

VEORTC-1

4.80 ± 1.18*

4.72

2.89 – 7.41

VANAT-2

6.23 ± 1.94 y

6.25

2.68 – 12.54

VEORTC-2

8.67 ± 2.29 y

8.60

4.71 – 14.96

  1. Abbreviations: V ANAT-1/2 = volume of proximal 1-/2-cm SV CTV defined by actual anatomy; V RTOG = volume of proximal 1-cm SV CTV defined by RTOG0815; V EORTC-1/2 = volume of proximal 1-/2-cm SV CTV defined by EORTC guideline; *p < 0.001 for comparison between any two means of VANAT-1, VRTOG and VEORTC-1; yp < 0.001 for the comparison between VANAT-2 and VEORTC-2.