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Table 3 Acute organ toxicity

From: Reduced toxicity in the treatment of locally advanced rectal cancer: a comparison of volumetric modulated arc therapy and 3D conformal radiotherapy

Toxicity grade

3D conformal radiotherapy

Volumetric modulated arc therapy

  

No.

%

No.

%

Chi-square, p

Kruskal-Wallis, p

Skin reaction

 ≥3

7

7

0

0

0.0190

 

  0

21

20

26

32

 

0.0056

  1

42

39

39

48

  2

37

34

16

20

  3

7

7

0

0

Proctitis

 ≥3

13

12

2

2

0.0153

 

  0

15

14

9

11

 

0.0670

  1

36

34

36

45

  2

43

40

34

42

  3

13

12

2

2

Enteritis

 ≥3

4

4

1

1

0.2907

 

  0

53

49

36

44

 

0.5898

  1

34

32

29

36

  2

16

15

15

19

  3

4

4

1

1

Cystitis

 ≥3

3

3

1

1

0.4603

 

  0

63

59

39

48

 

0.2219

  1

39

36

35

43

 

  2

2

2

6

7

 

  3

2

2

1

1

 

  4

1

1

0

0

 

Balanitis

  0

106

99

81

100

b

 

  3

1

1

0

0

  

Any kind of acute organ toxicitya

 ≥3

21

20

4

5

0.0081

 

  0

4

4

2

3

 

0.0113

  1

27

25

36

44

 

  2

55

51

39

48

 

  3

20

19

4

5

 

  4

1

1

0

0

 
  1. aThe highest score of any acute organ toxicity per patient
  2. bNo statistical comparisons due to small groups of patients