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Table 1 GTV and PTV volumes for all patients

From: A comparison of target volumes drawn on arterial and venous phase scans during radiation therapy planning for patients with pancreatic cancer: the PANCRINJ study

 

Gold standard

Operators (mean volume of the two radiation oncologists)

P value gold standard vs. operators

Arterial

Venous

p value

Arterial

Venous

p value

Arterial

Venous

GTV (cc), median (range)

8.2

(2.5–35.1)

6.6

(3-35.1)

0.056

13.7

(4.6–52.1)

16.0

(6.9–53.8)

0.83

< 0.0001

< 0.0001

PTV (cc), median (range)

64.4

(46-92.8)

51.4

(31.3-135.2)

0.019

81.0

(43.6-179.1)

84.5

(51.7-176.2)

0.47

< 0.0001

< 0.0001