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Table 2 Geometric results of Space OAR™ injection

From: Prospective evaluation of a hydrogel spacer for rectal separation in dose-escalated intensity-modulated radiotherapy for clinically localized prostate cancer

 

Distance apex (mm)

Distance center (mm)

Distance base (mm)

Spacer volume (ml)

w/o Spacer

with Spacer

Difference

w/o Spacer

with Spacer

Difference

w/o Spacer

with Spacer

Difference

 

Pat 1

0

13

13

0

18

18

0

18

18

14.3

Pat 2

0

7

7

0

14

14

4

13

9

5.1

Pat 3

0

11

11

0

14

14

0

10

10

12.4

Pat 4

1

14

13

0

11

11

2

16

14

12.1

Pat 5

1

7

6

1

14

13

2

18

16

10.5

Pat 6

1

10

9

3

17

14

2

13

11

17.1

Pat 7

1

10

9

1

8

7

3

13

10

16.4

Pat 8

2

11

9

1

15

14

1

16

15

9.7

Pat 9

0

15

15

1

22

21

0

18

18

9.1

Pat 10

0

2

2

0

15

15

1

18

17

10.7

mean±SD

  

9±4

  

14±4

  

14±4

11.7±3.6

  1. Distance between prostate and rectum at three different anatomically defined points (base, center and apex of prostate) was evaluated before and after spacer insertion.
  2. Abbreviations
  3. Pat – patient.
  4. SD – standard deviation.
  5. w/o – without.
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BMC Cancer

ISSN: 1471-2407

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