Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

20 questions · 20 findings · 9 reviews

No studies found 3 · 15%GRADE not reported 0 · 0%Very low 11 · 55%Low 4 · 20%Moderate 2 · 10%High 0 · 0%

External beam radiotherapy (EBRT) vs chemoembolisation

All‐cause mortality (at 1 year) · participants with unresectable hepatocellular carcinoma

It is very uncertain whether external beam radiotherapy (EBRT) changes all‐cause mortality (at 1 year) compared with transarterial chemoembolisation (TACE) (very low certainty).

1 finding from 1 review

External beam radiotherapy (EBRT) plus transarterial chemoembolisation (TACE) vs TACE alone

Mortality Number of deaths at maximum · participants with unresectable hepatocellular carcinoma

External beam radiotherapy (EBRT) plus transarterial… may leads to lower all‐cause mortality (at maximum 1‐year compared with TACE alone (low certainty).

1 finding from 1 review

Early taxane‐based chemotherapy and androgen deprivation therapy (ADT) vs ADT only

Death (all causes)

Early taxane‐based chemotherapy and androgen deprivation therapy (ADT) probably leads to lower time to death due to any cause (absolute effect size estimates based… compared with ADT only (moderate certainty).

1 finding from 1 review

Gemcitabine plus oxaliplatin vs 5‐fluorouracil plus cisplatin plus radiotherapy

All‐cause mortality at 1 year · people with advanced biliary tract carcinomas

It is very uncertain whether gemcitabine plus oxaliplatin changes all‐cause mortality at 1 year compared with 5‐fluorouracil plus cisplatin plus radiotherapy (very low certainty).

1 finding from 1 review

Early vs deferred AST

Time to death from any cause (here: overall mortality at 12‐month · advanced hormone‐sensitive prostate cancer

Early probably leads to lower time to death of any cause (here: all‐cause mortality at 5 years) compared with deferred AST (moderate certainty).

1 finding from 1 review

Intervention not reported

All‐cause mortality a. Intervention vs placebo [30 weeks to 4.75 years] b. Intervention vs insulin [4.75 years to 10.0 years] · participants with type 2 diabetes mellitus

The intervention showed no clear difference in all‐cause mortality a. Intervention vs placebo [30 weeks to 4.75… (low certainty).

1 finding from 1 review

Intervention not reported

All‐cause mortality a. Intervention vs metformin [a. 24 weeks to 4 years] b. Intervention vs thiazolidinediones [b. 24 weeks to 4 years] c. Intervention vs insulin [c. 9 months to 10 years] d. Intervention vs incretin‐based control [d. 52 weeks to... · participants with type 2 diabetes mellitus

The intervention showed no clear difference in all‐cause mortality a. Intervention vs metformin [a. 24 weeks to 4… (low certainty).

1 finding from 1 review