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Table 2 Patient treatment characteristics

From: Clinical outcomes and toxicity of proton beam therapy for advanced cholangiocarcinoma

 

N

%

Total dose (Gy (RBE))

  

 50.6–60

7

43

 61.6–70

11

21

 70.4–80

10

11

Dose/fraction (Gy (RBE))

  

 2.0

2

7

 2.2

20

71

 2.4

5

18

 3.2

1

4

BED10 (α/β = 10) (Gy)

  

 61.7–69.5

6

21

 72.5–75.1

10

36

 83.2–89.3

10

36

 91.3–105.6

2

7

BED3 (α/β = 3) (Gy)

  

 87.7–98.8

6

21

 103.0–108.0

10

36

 116.7–118.2

3

11

 122.2–165.3

9

32

History of chemotherapy

  

 None

18

64

 Completed

10

36

Follow-up chemotherapy

  

 None

13

50

 Concurrent

3

11

 Adjuvant

15

50

Regimen

  

 S-1

5

18

 GEM

7

25

 S-1 + GEM

2

7

 GEM + CDDP

1

4

  1. BED, biologically effective dose; S-1, tegafur, gimeracil, and oteracil; CDDP, cisplatin; RBE, relative biological effectiveness.