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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

2 questions in 2 reviews · cluster CL0041

current versions

No studies 0 · 0%Ungraded 1 · 50%Very low 0 · 0%Low 1 · 50%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
Periodontitis vs No periodontitis (periodontal health or gingivitis) Root caries · Adults · Root caries Association between periodontitis and dental caries: a systematic review and meta-analysis. (2024)	OR 2.10 [1.03, 4.29]	4 studies	Ungraded
Periodontal disease (periodontitis; clinical attachment loss >=4 mm) vs Adults without periodontal disease (healthy periodontal status; CAL <=3 mm) Root caries (presence of root caries) · Adults (mean age ~53 years) Is there an association between periodontal disease and root caries? A systematic review and meta-analysis. (2023)	OR 1.38 [1.25, 1.53]	2 studies · 7664 participants	Low