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Table 1 Trials' Characteristics

From: Magnitude of risks and benefits of the addition of bevacizumab to chemotherapy for advanced breast cancer patients: Meta-regression analysis of randomized trials

Authors

Pts

Prior chemotherapy lines for metastatic disease

Arms

> 3 sites

No adjuvant Chemo

Visceral site

Hormonal Receptors Negative (RN)

Prior taxanes (T)

Prior Anthra (A)

Miller et al

462

Mostly 1-2

Cap (2,500 mg/m2/day, days 1-14)

Cap (2,500 mg/m2/day, days 1-14) + Beva (15 mg/kg)

49.7%

NR

78.7%

NR

100%

100%

Gray et al

722

0

wPac (90 mg/m2 day 1, 8 and 15)wPac (90 mg/m2 day 1, 8 and 15)+ Beva (10 mg/kg)

45.7%

34.2%

62.2%

36.7%

14.9%

37.2%

Miles et al

736

0

Doc (100 mg/m2)

Doc (100 mg/m2)+ Beva 7.5 (7.5 mg/kg)

Doc (100 mg/m2)+ Beva 15 (15 mg/kg)

35.0%

33.4%

54.8%

54.9%

NR

17.1%

17.1%

14.9%

16.2%

53.7%

53.5%

Dieras et al

622 615

0

A/T

A/T + Beva (15 mg/kg)

Cap (2,000 mg/m2/day, days 1-14)

Cap (2,000 mg/m2/day, days 1-14) + Beva (15 mg/kg)

54.5%

27.8%

45.2%

43.9%

70.4%

68.8%

24.0%

23.6%

15.0%

39.5%

29.9%

62.9%

Bruwski et al

684

1

Chemo

Chemo + Beva

45.3%

NR

73.1%

27.7%

NR

NR

  1. Pt: patients; RN: receptor negative; T: taxanes (3-weekly Docetaxel or protein-bound paclitaxel); Anthra (A): anthracyclines (various regimens: AC, EC, FAC, FEC); Cap: capecitabine; Beva: Bevacizumab; NR: not reported; wPac: weekly paclitaxel; Doc: docetaxel; Chemo: various chemotherapies.