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Table 8 Analysis of pCR and bpCR by time interval between radiotherapy and resection

From: Factors influencing pathological complete response and tumor regression in neoadjuvant radiotherapy and chemotherapy for high-risk breast cancer

Endpoint/

time interval

pCR

n pCR

n total

bpCR

n bpCR

n total

8–12 weeks

14.3%

1

7

28.6%

2

7

12–16 weeks

31.4%

11

35

42.9%

15

35

16–20 weeks

21.4%

12

56

26.8%

15

56

20–24 weeks

30.9%

17

55

36.4%

20

55

24–28 weeks

30.6%

15

49

42.9%

21

49

32–36 weeks

25.0%

9

36

38.9%

14

36

40–44 weeks

42.9%

12

28

53.6%

15

28

44–48 weeks

44.1%

15

34

44.1%

15

34

48–52 weeks

33.3%

4

12

41.7%

5

12

52–56 weeks

16.7%

1

6

33.3%

2

6

56–60 weeks

75.0%

3

4

75.0%

3

4

60–64 weeks

33.3%

3

9

33.3%

3

9

64–68 weeks

0.0%

0

1

0.0%

0

1

68–72 weeks

50.0%

2

4

50.0%

2

4

72–76 weeks

0.0%

0

3

0.0%

0

3

88–92 weeks

100.0%

1

1

100.0%

1

1