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Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Population

Intervention or exposure

Comparison

Outcome

Any field or review title

Field or topic

Source

Review versions

1 questions in 1 reviews · cluster CL0039

current versions

No studies 0 · 0%Ungraded 1 · 100%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

Intervention categories, outcome domains and clusters are a proposed key pending human validation. Clear all filters

Question	Effect	Evidence	Status / GRADE
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) Laryngopharyngeal reflux, gastroesophageal reflux and dental disorders: A systematic review. (2020)	Five studies examined gingival/periodontal and mucosal disorders with inconsistent results: some reported more frequent mucosal inflammatory findings in GERD patients (Yoshikawa, Watanabe, Vinesh 25.5% periodontitis,…	5 studies	Ungraded