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What do systematic reviews say?

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Evidence found and GRADE certainty

4,749 questions · 14,273 findings · 834 reviews

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No studies found 3,655 · 25.6%GRADE not reported 2,115 · 14.8%Very low 3,646 · 25.5%Low 3,034 · 21.3%Moderate 1,503 · 10.5%High 320 · 2.2%

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Intervention not reported

Change in BCVA from baseline to 6‐month · People with lamellar macular holes
1 finding from 1 review

Intervention not reported

Change in metamorphopsia from baseline to 6‐month · People with lamellar macular holes

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Change in anatomical outcomes (CRT) from baseline to 6‐month · People with lamellar macular holes
1 finding from 1 review

Intervention not reported

Vision‐related quality of life · People with lamellar macular holes

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Adverse outcomes · People with lamellar macular holes

The review found no eligible studies for this question.

1 finding from 1 review

Mindfulness vs no treatment or waiting list

Mental health and well‐being: stress or stress perceptionMeasured by: investigators measured stress or stress perception using different instruments; lower scores mean lower stress or stress perception Timing of outcome assessment: post‐intervention
1 finding from 1 review

Active stimulation vs Placebo (sham/placebo device)

Pain intensity VAS (0 to 100; 0 = no pain, 100 = worst pain) · adults with chronic pain
3 findings from 1 review

Active stimulation vs Placebo (sham/placebo device)

Adverse event: lead failure/ displacement · adults with chronic pain

The review found no eligible studies for this question.

2 findings from 1 review

Active stimulation + other intervention vs other intervention alone

Pain intensity VAS (0 to 100; 0 = no pain, 100 = worst pain) · adults with chronic pain
3 findings from 1 review

Active stimulation + other intervention vs other intervention alone

Participant‐reported pain relief of 50% or greater · adults with chronic pain

It is very uncertain whether active stimulation + other intervention changes pain intensity. Proportion with ≥ 50% pain relief. compared with other intervention alone (very low certainty).

1 finding from 1 review