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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.

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Intervention or exposure

Comparison

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Review versions

1 questions in 1 reviews · intervention: Oral hygiene/education · outcome domain: Root caries

current versions

No studies 0 · 0%Ungraded 0 · 0%Very low 0 · 0%Low 1 · 100%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
Educational intervention with information and practical components (theoretical oral health education plus practical skills training) for nursing staff and/or residents vs (Optimised) usual care Caries/root caries · Nursing home residents (mean age 78.3 to 86.0 years; more than 66% women; 62.1% to 87.3% with dental prostheses) · 6 to 18 months Oral health educational interventions for nursing home staff and residents (2016) · Cochrane	SoF: Caries/root caries (follow-up 6 to 18 months). No meta-analysis. 178 participants (2 RCTs); low quality. Comment: 2 studies at unclear (Frenkel 2001) or high risk of bias (Mojon 1998) showed no apparent…	2 studies · 178 participants	Low