Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

32 questions · 32 findings · 21 reviews

No studies found 2 · 6.3%GRADE not reported 1 · 3.1%Very low 12 · 37.5%Low 9 · 28.1%Moderate 6 · 18.8%High 2 · 6.3%

Low‐level laser therapy vs placebo

QoL · 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 electromagnetic radiation (low-level laser therapy) changes change in quality of life (QoL) compared with placebo (very low certainty).

1 finding from 1 review

Intervention not reported

Health‐related quality of life (disease‐specific) Scale from 0 to 100; lower score indicates better HRQoL. SGRQ total score consists of weighted scores from 3 domains · individuals with stable bronchiectasis
1 finding from 1 review