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Table 2 Summary of tumor response with sunitinib plus trastuzumab

From: Sunitinib in combination with trastuzumab for the treatment of advanced breast cancer: activity and safety results from a phase II study

 

n (%)

Response parameter

All patients

Treatment-naïve or prior adjuvant treatment* only

Prior first-line treatment*

Visceral disease†

Non-visceral disease

Estrogen-receptor positive

Estrogen-receptor negative

(n = 57)

(n = 34)

(n = 23)

(n = 41)

(n = 16)

(n = 30)

(n = 27)

Complete response

2 (4)

2 (6)

0

1 (2)

1 (6)

2 (7)

0

Partial response

19 (33)

13 (38)

6 (26)

17 (41)

2 (13)

8 (27)

11 (41)

Stable disease

21 (37)

10 (29)

11 (48)

15 (37)

6 (38)

13 (43)

8 (30)

 24 weeks

11 (19)

5 (15)

6 (26)

6 (15)

5 (31)

6 (20)

5 (19)

Objective response

21 (37)

15 (44)

6 (26)

18 (44)

3 (19)

10 (33)

11 (41)

 95% exact CI

24–51

27–62

10–48

28–60

4–46

17–53

22–61

Clinical benefit‡

32 (56)

20 (59)

12 (52)

24 (59)

8 (50)

16 (53)

16 (59)

 95% exact CI

42–69

41–75

31–73

42–74

25–75

34–72

39–78

  1. *Chemotherapy, trastuzumab, and/or lapatinib.
  2. †Liver and/or lung.
  3. ‡Objective response or stable disease ≥ 24 weeks.