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Table 4 Radiotherapy Doses

From: Management of anal cancer patients – a pattern of care analysis in German-speaking countries

 

University (A) vs. Non-university Clinic (B) vs. out-patient practice (C)

p-Value

Total no of answers: 101

A

B

C

 

Dose to GTV T1/T2 Tumors

 50–50.4 Gy

4 (20)

7 (19)

4 (9)

 

 54–55.8 Gy

10 (50)

19 (53)

29 (66)

 

 59.4 Gy

5 (25)

10 (28)

10 (23)

 

  > 60 Gy

1 (5)

0 (0)

1 (2)

0.60

Dose to GTV T3/T4 tumors

 54–55.8 Gy

6 (30)

2 (6)

5 (11)

 

 59.4 Gy

11 (55)

30 (83)

35 (78)

 

  > 60 Gy

3 (15)

4 (11)

5 (11)

0.1

Dose to elective lymph nodes

 30.6 Gy

0 (0)

2 (6)

1 (2)

 

 36 Gy

4 (20)

2 (6)

9 (20)

 

 45 Gy

13 (65)

22 (61)

29 (64)

 

 50.4 Gy

3 (15)

10 (27)

6 (13)

0.31

Dose to involved lymph nodes

 36 Gy

1 (5)

0 (0)

0 (0)

 

 45 Gy

1 (5)

1 (3)

3 (7)

 

 50.4 Gy

7 (35)

7 (19)

18 (40)

 

 54–55.8 Gy

9 (45)

25 (69)

22 (49)

 

 59.4 Gy

2 (10)

3 (8)

2 (4)

0.32