Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

355 questions · 760 findings · 41 reviews · Oral Health

No studies found 25 · 3.3%GRADE not reported 674 · 88.7%Very low 29 · 3.8%Low 16 · 2.1%Moderate 16 · 2.1%High 0 · 0%

GERD/NERD vs Healthy individuals without reflux (controls)

Oral mucosa inflammation (gingivitis, periodontitis, mucosal lesions) · Adults with gastroesophageal reflux disease (GERD) or laryngopharyngeal reflux (LPR)

The association between reflux and oral mucosa inflammation (gingivitis/periodontitis) is inconsistent across five studies and remains ungraded.

1 finding from 1 review

Placebo rinse vs Pre-treatment (baseline, same group)

Lactobacillus count (pre- vs post-treatment) · Medically healthy individuals (adults and children, 6-60 years)

Placebo rinse did not significantly change Lactobacillus counts relative to baseline; not GRADE-rated.

1 finding from 1 review

Salvadora persica (miswak) mouthrinse vs Pre-treatment (baseline, same group)

Lactobacillus count (pre- vs post-treatment) · Medically healthy individuals (adults and children, 6-60 years)

Salvadora persica rinse reduced Lactobacillus counts relative to baseline; not GRADE-rated.

1 finding from 1 review

Salvadora persica (miswak) mouthrinse vs Chlorhexidine mouthrinse

Plaque · Medically healthy individuals (adults and children, 6-60 years)

When usual mechanical plaque control continued, Salvadora persica and chlorhexidine did not differ significantly for plaque; not GRADE-rated.

8 findings from 1 review
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