Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,304 questions · 1,352 findings · 210 reviews

No studies found 230 · 17%GRADE not reported 163 · 12.1%Very low 269 · 19.9%Low 277 · 20.5%Moderate 291 · 21.5%High 122 · 9%

Surgery plus whole brain radiotherapy (WBRT) vs stereotactic radiosurgery

Adverse events (moderate) · people with single or solitary brain metastasis

It is very uncertain whether surgery plus whole brain radiotherapy (WBRT) changes adverse events (moderate) compared with stereotactic radiosurgery (very low certainty).

1 finding from 1 review

Surgery plus whole brain radiotherapy (WBRT) vs stereotactic radiosurgery plus WBRT

Adverse events (moderate) · people with single or solitary brain metastasis

It is very uncertain whether surgery plus whole brain radiotherapy (WBRT) changes adverse events (moderate) compared with stereotactic radiosurgery plus WBRT (very low certainty).

1 finding from 1 review

LABA/LAMA vs LABA plus inhaled corticosteroid (ICS)

Moderate to severe exacerbations: high‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LABA/LAMA showed no clear difference in moderate to severe exacerbations: high‐risk population compared with LABA/ICS (moderate certainty).

1 finding from 1 review

LABA/LAMA vs LABA

Moderate to severe exacerbations: low‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LABA/LAMA probably leads to lower moderate to severe exacerbations: low‐risk population compared with LABA (moderate certainty).

1 finding from 1 review

LABA/ICS vs LAMA

Moderate to severe exacerbations: high‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LABA/ICS showed no clear difference in moderate to severe exacerbations: high‐risk population compared with LAMA (moderate certainty).

1 finding from 1 review

LABA/LAMA vs LABA plus inhaled corticosteroid (ICS)

Moderate to severe exacerbations: low‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LABA/LAMA showed no clear difference in moderate to severe exacerbations: low‐risk population compared with LABA/ICS (moderate certainty).

1 finding from 1 review

LABA/ICS vs LAMA

Moderate to severe exacerbations: low‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LABA/ICS showed no clear difference in moderate to severe exacerbations: low‐risk population compared with LAMA (low certainty).

1 finding from 1 review

LABA/ICS vs LABA

Moderate to severe exacerbations: high‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LABA/ICS leads to lower moderate to severe exacerbations: high‐risk population compared with LABA (high certainty).

1 finding from 1 review

LABA/ICS vs LABA

Moderate to severe exacerbations: low‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LABA/ICS probably leads to lower moderate to severe exacerbations: low‐risk population compared with LABA (moderate certainty).

1 finding from 1 review

LAMA vs LABA

Moderate to severe exacerbations: low‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LAMA showed no clear difference in moderate to severe exacerbations: low‐risk population compared with LABA (moderate certainty).

1 finding from 1 review

LABA/LAMA vs LAMA

Moderate to severe exacerbations: high‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LABA/LAMA showed no clear difference in moderate to severe exacerbations: high‐risk population compared with LAMA (moderate certainty).

1 finding from 1 review

LABA/LAMA vs LAMA

Moderate to severe exacerbations: low‐risk population · chronic obstructive pulmonary disease with predicted FEV1 of less than 80%

LABA/LAMA showed no clear difference in moderate to severe exacerbations: low‐risk population compared with LAMA (low certainty).

1 finding from 1 review

Mirtazapine vs placebo

Participant‐reported pain relief of 30% or greater · adults with fibromyalgia

Mirtazapine may leads to higher participant‐reported pain relief of 30% or greater (moderate… compared with placebo (low certainty).

1 finding from 1 review

Intestinal trefoil factor (ITF), oral spray vs placebo

Oral mucositis (moderate to severe) · Adults receiving chemotherapy alone for colorectal cancer

Intestinal trefoil factor (ITF), oral spray led to lower oral mucositis (moderate to severe) compared with placebo; GRADE not reported.

1 finding from 1 review

Epidermal growth factor (EGF), oral spray vs placebo

Oral mucositis (moderate to severe) · Adults with cancer receiving treatment

Epidermal growth factor (EGF), oral spray showed no clear difference in oral mucositis (moderate to severe) compared with placebo; GRADE not reported.

2 findings from 1 review

Erythropoietin mouthwash vs placebo

Oral mucositis (moderate to severe) · Adults receiving bone marrow/stem cell transplantation after conditioning therapy for haematological cancers

Erythropoietin mouthwash led to lower oral mucositis (moderate to severe) compared with placebo; GRADE not reported.

1 finding from 1 review

Keratinocyte growth factor (KGF; palifermin or repifermin), intravenous vs placebo

Oral mucositis (moderate to severe) · Adults with cancer receiving treatment

Keratinocyte growth factor (KGF; palifermin or repifermin),… may leads to lower oral mucositis (moderate to severe) compared with placebo (low certainty).

3 findings from 1 review