Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,234 questions · 3,357 findings · 396 reviews

No studies found 803 · 23.9%GRADE not reported 270 · 8%Very low 757 · 22.5%Low 859 · 25.6%Moderate 486 · 14.5%High 182 · 5.4%

Biological therapy vs placebo, best supportive care (BSC) or no treatment

Progression‐free survival · advanced gastric and oesophago‐gastric junction adenocarcinoma

Biological therapy probably leads to lower progression‐free survival compared with placebo, best supportive care (BSC) or no treatment (moderate certainty).

1 finding from 1 review

Biological therapy vs placebo, best supportive care (BSC) or no treatment

Serious adverse events · advanced gastric and oesophago‐gastric junction adenocarcinoma

Biological therapy showed no clear difference in serious adverse events compared with placebo, best supportive care (BSC) or no treatment (low certainty).

1 finding from 1 review

Biological therapy vs placebo, best supportive care (BSC) or no treatment

Tumour response · advanced gastric and oesophago‐gastric junction adenocarcinoma

Biological therapy may leads to higher tumour response rate compared with placebo, best supportive care (BSC) or no treatment (low certainty).

1 finding from 1 review

Sorafenib vs sunitinib (targeted agent versus targeted agent)

Progression‐free survival (PSF) · Treatment‐naïve metastatic renal cell carcinoma (any cell type)

Sorafenib showed no clear difference in progression‐free survival (absolute effect size estimates based on… compared with sunitinib (targeted agent versus targeted agent) (low certainty).

1 finding from 1 review

Tivozanib vs sorafenib (targeted agent versus targeted agent)

Overall survival (absolute effect size estimates based on survival rate at 24 months) · Treatment‐naïve metastatic renal cell carcinoma (clear cell type)

Tivozanib showed no clear difference in overall survival (absolute effect size estimates based on survival… compared with sorafenib (targeted agent versus targeted agent) (low certainty).

1 finding from 1 review