Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,783 questions · 10,022 findings · 882 reviews

No studies found 2,100 · 21%GRADE not reported 1,013 · 10.1%Very low 2,237 · 22.3%Low 2,514 · 25.1%Moderate 1,709 · 17.1%High 449 · 4.5%

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ALK inhibitor vs any cytotoxic chemotherapy

Progression‐free survival · advanced anaplastic lymphoma kinase (ALK)‐rearranged non‐small cell lung cancer

ALK inhibitor leads to lower progression‐free survival: all participants compared with any cytotoxic chemotherapy (high certainty).

1 finding from 1 review

ALK inhibitor vs any cytotoxic chemotherapy

Progression‐free survival in people with central nervous system disease · advanced anaplastic lymphoma kinase (ALK)‐rearranged non‐small cell lung cancer

ALK inhibitor leads to lower progression‐free survival in people with central nervous system… compared with any cytotoxic chemotherapy (high certainty).

1 finding from 1 review

ALK inhibitor vs any cytotoxic chemotherapy

Grade 5 adverse events (excluding progressive disease) · advanced anaplastic lymphoma kinase (ALK)‐rearranged non‐small cell lung cancer

ALK inhibitor showed no clear difference in grade 5 adverse events (excluding progressive disease) compared with any cytotoxic chemotherapy (low certainty).

1 finding from 1 review

ALK inhibitor vs any cytotoxic chemotherapy

Health‐related quality of life: time to deterioration in composite endpoint (cough, dyspnoea, and chest pain) · advanced anaplastic lymphoma kinase (ALK)‐rearranged non‐small cell lung cancer

ALK inhibitor leads to lower health‐related quality of life: time to deterioration in composite… compared with any cytotoxic chemotherapy (high certainty).

1 finding from 1 review

Super ethoxybenzoic acid (Super-EBA) vs Intermediate restorative material (IRM)

Success rate at 1 year · Patients needing retrograde filling in root canal therapy (orthograde root canal filling or retreatment not possible; periapical surgery…

It is very uncertain whether super ethoxybenzoic acid (Super-EBA) changes success rate at 1 year compared with intermediate restorative material (IRM) (very low certainty).

1 finding from 1 review

Dentine-bonded resin composite vs Glass ionomer cement (GIC)

Success rate at 1 year · Patients needing retrograde filling in root canal therapy (orthograde root canal filling or retreatment not possible; periapical surgery…

It is very uncertain whether dentine-bonded resin composite changes success rate at 1 year (root as unit, per-protocol analysis) compared with glass ionomer cement (very low certainty).

2 findings from 1 review

Mineral trioxide aggregate (MTA) vs Super ethoxybenzoic acid (Super-EBA)

Treatment success rate · Patients needing retrograde filling in root canal therapy (orthograde root canal filling or retreatment not possible; periapical surgery…

Mineral trioxide aggregate (MTA) showed no clear difference in success rate at 4 years compared with super ethoxybenzoic acid (Super-EBA); GRADE not reported.

1 finding from 1 review

Mineral trioxide aggregate (MTA) vs Intermediate restorative material (IRM)

Success rate at 1 year · Patients needing retrograde filling in root canal therapy (orthograde root canal filling or retreatment not possible; periapical surgery…

It is very uncertain whether mineral trioxide aggregate (MTA) changes success rate at 1 year compared with intermediate restorative material (IRM) (very low certainty).

1 finding from 1 review

Summary of findings: Single vs combination intravenous anti‐pseudomonal antibiotic therapy

Change in FEV1 % predicted at end of antibiotic course: absolute post‐treatment values · adults and children with cystic fibrosis

Summary of findings: single showed no clear difference in change in FEV1 % predicted at end of antibiotic course: absolute… compared with combination intravenous anti‐pseudomonal antibiotic therapy (low certainty).

1 finding from 1 review