What do systematic reviews say?

Bevacizumab plus chemotherapy vs chemotherapy alone

Chemotherapy with bevacizumab leads to lower overall survival (OS) compared with chemotherapy alone (high certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  HR 0.73 [0.61, 0.86]
  5 studies · 778 participants
  High

Bevacizumab plus chemotherapy vs chemotherapy alone

Chemotherapy with bevacizumab probably leads to lower progression‐free survival (PFS) compared with chemotherapy alone (moderate certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  HR 0.49 [0.42, 0.58]
  5 studies · 778 participants
  Moderate

Bevacizumab plus chemotherapy vs chemotherapy alone

The review found no eligible studies for this question.

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Bevacizumab plus chemotherapy vs chemotherapy alone

Chemotherapy with bevacizumab showed no clear difference in any adverse event grade ≥ 3 compared with chemotherapy alone (low certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  RR 1.68 [0.76, 3.69]
  1 study · 101 participants
  Low

Bevacizumab plus chemotherapy vs chemotherapy alone

Chemotherapy with bevacizumab may leads to higher hypertension (grade ≥ 2) compared with chemotherapy alone (low certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  RR 3.11 [1.83, 5.27]
  2 studies · 436 participants
  Low

Bevacizumab plus chemotherapy vs chemotherapy alone

Chemotherapy with bevacizumab showed no clear difference in bowel fistula / perforation (grade ≥ 2) compared with chemotherapy alone (low certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  RR 6.89 [0.86, 55.09]
  2 studies · 436 participants
  Low

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

Chemotherapy with bevacizumab followed by maintenance bevacizumab showed no clear difference in overall survival (OS) compared with chemotherapy alone (moderate certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  HR 0.97 [0.88, 1.07]
  2 studies · 2776 participants
  Moderate

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

Chemotherapy with bevacizumab followed by bevacizumab maintenance showed no clear difference in overall survival (OS) compared with chemotherapy alone (moderate certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  HR 0.9 [0.79, 1.02]
  3 studies · 1564 participants
  Moderate

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

It is very uncertain whether chemotherapy with bevacizumab followed by maintenance bevacizumab changes progression‐free survival (PFS) compared with chemotherapy alone (very low certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  HR 0.82 [0.64, 1.05]
  2 studies · 2746 participants
  Very low

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

Chemotherapy with bevacizumab followed by bevacizumab maintenance probably leads to lower progression‐free survival (PFS) compared with chemotherapy alone (moderate certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  HR 0.56 [0.5, 0.63]
  3 studies · 1564 participants
  Moderate

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 486 participants
  Low

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

Chemotherapy with bevacizumab followed by bevacizumab maintenance leads to higher any adverse event (grade ≥3) compared with chemotherapy alone (high certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  RR 1.11 [1.07, 1.16]
  3 studies · 1538 participants
  High

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

The review found no eligible studies for this question.

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

The review found no eligible studies for this question.

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 890 participants
  High

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

Chemotherapy with bevacizumab followed by maintenance bevacizumab probably leads to higher any adverse event grade ≥ 3 compared with chemotherapy alone (moderate certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  RR 1.16 [1.07, 1.26]
  1 study · 1485 participants
  Moderate

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

Chemotherapy with bevacizumab followed by maintenance bevacizumab may leads to higher hypertension (grade ≥ 2) compared with chemotherapy alone (low certainty).

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  RR 4.27 [3.25, 5.6]
  2 studies · 2707 participants
  Low

Chemotherapy with bevacizumab followed by bevacizumab maintenance vs chemotherapy alone

The review found no eligible studies for this question.

• Angiogenesis inhibitors for the treatment of epithelial ovarian cancer 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found