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Table 2 Comparison of renal doses between RapidArc (RA) and conventional radiation therapy (3D-CRT) plans.

From: Bilateral kidney preservation by volumetric-modulated arc therapy (RapidArc) compared to conventional radiation therapy (3D-CRT) in pancreatic and bile duct malignancies

 

3D-CRT

  

RA

   
 

mean

SD

Range

mean

SD

Range

p-value

Homolateral kidney

      

Mean dose (Gy)

12.6

8.3

1.1-31.5

4.7

1.9

2.9-10.2

< 0.0001

V5 (%)

52.2

27.0

4.1-95.9

40.0

21.5

4.3-93.0

0.0033

V10 (%)

43.6

25.8

1.89-90.1

6.4

11.8

0-37.0

< 0.0001

V20 (%)

31.8

24.0

0.0-80.7

0.8

2.9

0.0-13.7

< 0.0001

Controlateral kidney

      

Mean dose (Gy)

1.8

2.1

0.2-8.7

3.9

0.9

1.8-5.6

0.0007

V5 (%)

6.7

11.4

0.0-41.38

34.0

18.5

3.5-80.5

< 0.0001

V10 (%)

3.9

8.1

0.0-30.92

2.2

8.1

0.0-37.3

0.4131

V20 (%)

2.1

4.9

0.0-19.9

0.0

0.0

0.0-0.0

0.1641

Both kidneys

      

Mean dose (Gy)

7.1

4.2

0.9-16

4.3

1.1

2.4-6.9

0.0014

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Radiation Oncology

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