Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,793 questions · 1,866 findings · 339 reviews

No studies found 245 · 13.1%GRADE not reported 142 · 7.6%Very low 612 · 32.8%Low 513 · 27.5%Moderate 305 · 16.3%High 49 · 2.6%

Manipulation (thoracic) vs inactive control

Acute and subacute neck pain Short‐term · patients with acute, subacute and chronic neck pain

Manipulation (thoracic) showed no clear difference in acute and subacute neck pain Short‐term compared with inactive control (moderate certainty).

1 finding from 1 review

Intervention not reported

Short‐term neurological sequelae · acute bacterial meningitis

The intervention showed no clear difference in short‐term neurological sequelae (high certainty).

1 finding from 1 review

Chondroitin vs placebo

Pain on a 0 to 100 mm scale ‐ Short‐term studies (< 6 months)—dose ≥ 800 mg/d · patients with osteoarthritis
1 finding from 1 review

Cells vs no cells

All‐cause mortality ‐ short‐term · Anyone diagnosed with AMI

Cells showed no clear difference in all‐cause mortality ‐ short‐term compared with no cells (moderate certainty).

1 finding from 1 review

Cells vs no cells

Cardiovascular mortality · Anyone diagnosed with AMI

Cells showed no clear difference in cardiovascular mortality ‐ short‐term compared with no cells (moderate certainty).

1 finding from 1 review

Cells vs no cells

Composite death, reinfarction and hospitalisation for heart failure ‐ short‐term · Anyone diagnosed with AMI

Cells showed no clear difference in composite death, reinfarction and hospitalisation for heart failure… compared with no cells (moderate certainty).

1 finding from 1 review

Decompressive surgery plus radiotherapy vs radiotherapy

Survival (short term) At 30 days · adults with metastatic extradural spinal cord compression (fit for surgery, paraplegic less than 48 hours, and without multiple discrete…

Decompressive surgery plus radiotherapy showed no clear difference in survival (short term) At 30 days compared with radiotherapy (low certainty).

1 finding from 1 review

Intervention not reported

Prevalence of psychological trauma (short term: up to 3 months postpartum) Measured by various scales ‐ Impact of Event Scale (IES), MINI‐PTSD · Women of any age who had given birth within one month of the intervention being offered

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Prevalence of depression or depressive symptoms (short term: up to 3 months postpartum) Measured by various scales ‐ EPDS, HADS · Women of any age who had given birth within one month of the intervention being offered

The review found no eligible studies for this question.

1 finding from 1 review