Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

247 questions · 259 findings · 100 reviews

No studies found 51 · 19.7%GRADE not reported 26 · 10%Very low 92 · 35.5%Low 59 · 22.8%Moderate 29 · 11.2%High 2 · 0.8%

Physical barriers (tongue protector) vs placebo

Change in QoL - depression (surrogate marker) · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

It is very uncertain whether physical barriers (tongue protector) changes change in QoL - depression (surrogate marker) compared with placebo (very low certainty).

1 finding from 1 review

Psychological interventions vs psychological treatment

Depression remission · health problem or population

Summary of findings table ‐ Psychological treatment 1 showed no clear difference in depression remission ‐ short term (end of treatment) compared with psychological treatment 2 (low certainty).

1 finding from 1 review

Non‐invasive brain stimulation vs usual care with or without sham interventions

Depression: meeting study criteria for depression at end of · people with depression after stroke
2 findings from 1 review

Psychological therapy vs usual care or attention control

Depression: meeting study criteria for depression at end of · people with depression after stroke

It is very uncertain whether psychological therapy changes depression: meeting study criteria for depression at end of… compared with usual care and/or attention control (very low certainty).

2 findings from 1 review