Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

4,815 questions · 6,211 findings · 638 reviews · Headline outcomes only

No studies found 1,052 · 16.9%GRADE not reported 441 · 7.1%Very low 1,700 · 27.4%Low 1,651 · 26.6%Moderate 1,070 · 17.2%High 297 · 4.8%

Ranked among the 5,000 newest matching findings; add words or filters to narrow the search.

Long‐term GnRH agonist therapy vs no additional therapy

Clinical pregnancy rate · patients with endometriosis prior to standard IVF/ICSI

It is very uncertain whether long‐term GnRH agonist therapy changes clinical pregnancy rate compared with no additional therapy (very low certainty).

1 finding from 1 review

Long‐term GnRH agonist therapy vs no additional therapy

Multiple pregnancy rate · patients with endometriosis prior to standard IVF/ICSI

It is very uncertain whether long‐term GnRH agonist therapy changes multiple pregnancy rate compared with no additional therapy (very low certainty).

1 finding from 1 review

Long‐term GnRH agonist therapy vs no additional therapy

Miscarriage · patients with endometriosis prior to standard IVF/ICSI

It is very uncertain whether long‐term GnRH agonist therapy changes miscarriage rate compared with no additional therapy (very low certainty).

1 finding from 1 review

Combined oral contraceptive pill vs placebo or no treatment

Self‐reported pain (dysmenorrhoea) at the end of treatment (continuous data): dysmenorrhoea at 6 months' · women with endometriosis
2 findings from 1 review

Combined oral contraceptive pill vs any other medical treatment

Self‐reported pain (dysmenorrhoea) at the end of treatment (continuous data): dysmenorrhoea at 6 months' · women with endometriosis
2 findings from 1 review

Combined oral contraceptive pill vs any other medical treatment

Self‐reported pain (dysmenorrhoea) (dichotomous data) ‐ reduction of pain to zero at 6 months' · women with endometriosis

It is very uncertain whether combined oral contraceptive pill changes self‐reported pain (dysmenorrhoea) (dichotomous data): reduction of… compared with other medical treatment (very low certainty).

2 findings from 1 review

Altered WBRT fractionation schedules vs WBRT control

Overall survival: higher‐dose WBRT vs control (3000 cGy/10 daily fractions)No. of participants: 846(4 RCTs) · patients with newly diagnosed multiple brain metastases

Altered WBRT fractionation schedules probably leads to higher overall survival: lower‐dose WBRT vs control WBRT (3000 cGy/10 daily… compared with WBRT control (moderate certainty).

2 findings from 1 review

WBRT with radiosensitisers (radiosen) vs WBRT

Brain tumour response rates: complete response (CR) and partial response (PR) combinedNo. of participants: 847(6 RCTs) · patients with newly diagnosed multiple brain metastases

WBRT with radiosensitisers (radiosen) showed no clear difference in brain tumour response rates: complete response (CR) and partial… compared with WBRT alone (high certainty).

1 finding from 1 review

Whole brain radiation therapy (WBRT) + stereotactic radiosurgery (SRS) vs WBRT

Overall survivalNo. of participants: 2631(8 RCTs) · patients with newly diagnosed multiple brain metastases

WBRT and radiosurgery showed no clear difference in overall survivalNo. of participants: 358(2 RCTs) compared with WBRT (moderate certainty).

1 finding from 1 review

Whole brain radiation therapy (WBRT) + stereotactic radiosurgery (SRS) vs WBRT

1‐Year overall brain control ratesNo. of participants: 400(3 RCTs) · patients with newly diagnosed multiple brain metastases

WBRT and radiosurgery leads to lower 1‐Year overall brain control ratesNo. of participants: 400(3 RCTs) compared with WBRT (high certainty).

1 finding from 1 review

Radiosurgery alone vs WBRT and radiosurgery

1‐Year radiosurgery‐targeted lesion controlNo. of participants: 602(4 RCTs) · patients with newly diagnosed multiple brain metastases

Radiosurgery alone leads to higher 1‐Year radiosurgery‐targeted lesion controlNo. of participants:… compared with WBRT and radiosurgery (high certainty).

1 finding from 1 review