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Table 3 Uninvolved normal breast dosimetric parameters (mean values) of patients with and without Grade 2 radiation fibrosis

From: Seven fractions to deliver partial breast irradiation: the toxicity is Low

UNB

RF (−)

RF (+)

P value

v5

75%

80%

p = n.s.

v10

69%

74%

p = n.s.

v15

62%

64%

p = n.s.

v20

54%

55%

p = n.s.

v25

49%

51%

p = n.s.

v30

45%

48%

p = n.s.

v35

42%

45%

p = n.s.

v40

39%

41%

p = n.s.

v45

35%

37%

p = n.s.

v50

32%

33%

p = n.s.

v55

29%

30%

p = n.s.

v60

27%

26%

p = n.s.

v65

25%

23%

p = n.s.

v70

23%

21%

p = n.s.

v75

21%

19%

p = n.s.

v80

19%

17%

p = n.s.

v85

17%

16%

p = n.s.

v90

15%

14%

p = n.s.

v95

12%

11%

p = n.s.

v100

6%

6%

p = n.s.

v105

0.2%

0.2%

p = n.s.

  1. Abbreviations: UNB uninvolved normal breast, RF radiation fibrosis, N.s. not significant