Findings

What do systematic reviews say?

13 questions · 13 findings · 4 reviews

Sort:Best matchNewest Highest certainty Download CSV

No studies found 3 · 23.1%GRADE not reported 0 · 0%Very low 8 · 61.5%Low 2 · 15.4%Moderate 0 · 0%High 0 · 0%

tDCS vs sham

Patient‐reported pain intensity or pain relief (VAS, NRS or categorical scale) · adults with chronic pain

It is very uncertain whether transcranial direct current stimulation (tDCS) changes pain intensity (0 to < 1 week postintervention) measured using… compared with sham (very low certainty).

1 finding from 1 review

Non‐invasive brain stimulation techniques for chronic pain 2018 · Cochrane Headline outcomes only
no estimate extracted
27 studies · 747 participants
Very low

tDCS vs sham

Disability (0 to < 1 week postintervention) measured using self‐reported disability/pain interference scales · adults with chronic pain

1 finding from 1 review

Non‐invasive brain stimulation techniques for chronic pain 2018 · Cochrane Headline outcomes only
no estimate extracted
4 studies · 212 participants
Low

tDCS vs sham

Quality of life (0 to < 1 week postintervention) measured using different scales across studies · adults with chronic pain

1 finding from 1 review

Non‐invasive brain stimulation techniques for chronic pain 2018 · Cochrane Headline outcomes only
no estimate extracted
4 studies · 82 participants
Low

tDCS vs sham tDCS

Activity Gait speed · Patients with idiopathic Parkinson's disease

1 finding from 1 review

Transcranial direct current stimulation (tDCS) for idiopathic Parkinson's disease 2016 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 41 participants
Very low

tDCS vs sham tDCS

Word retrieval · adults with primary progressive aphasia (PPA)

The review found no eligible studies for this question.

1 finding from 1 review

Non‐pharmacological interventions for improving language and communication in people with primary progressive aphasia 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

tDCS vs sham tDCS

Overall language abilities · adults with primary progressive aphasia (PPA)

1 finding from 1 review

Non‐pharmacological interventions for improving language and communication in people with primary progressive aphasia 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 15 participants
Very low

tDCS vs sham tDCS

Cognitive function · adults with primary progressive aphasia (PPA)

The review found no eligible studies for this question.

1 finding from 1 review

Non‐pharmacological interventions for improving language and communication in people with primary progressive aphasia 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

tDCS vs sham tDCS

Quality of life · adults with primary progressive aphasia (PPA)

The review found no eligible studies for this question.

1 finding from 1 review

Non‐pharmacological interventions for improving language and communication in people with primary progressive aphasia 2024 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

tDCS vs sham tDCS

Adverse events · adults with primary progressive aphasia (PPA)

1 finding from 1 review

Non‐pharmacological interventions for improving language and communication in people with primary progressive aphasia 2024 · Cochrane Headline outcomes only
no estimate extracted
1 study · 15 participants
Very low

tDCS vs sham

Reduction in anxiety and depression · chronic neuropathic pain in MS

1 finding from 1 review

Non‐pharmacological interventions for chronic pain in multiple sclerosis 2018 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 35 participants
Very low

tDCS vs sham

Improvement in QoL · chronic neuropathic pain in MS

1 finding from 1 review

Non‐pharmacological interventions for chronic pain in multiple sclerosis 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 19 participants
Very low

tDCS vs sham

Reduction in pain intensity · chronic neuropathic pain in MS

1 finding from 1 review

Non‐pharmacological interventions for chronic pain in multiple sclerosis 2018 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 35 participants
Very low

tDCS vs sham

Reduction in fatigue · chronic neuropathic pain in MS

1 finding from 1 review

Non‐pharmacological interventions for chronic pain in multiple sclerosis 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 16 participants
Very low