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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

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Review versions

1 questions in 1 reviews · intervention: Ozone therapy · outcome domain: Cost/economic

current versions

No studies 1 · 100%Ungraded 0 · 0%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
Ozone applied to the carious lesion (10 or 40 seconds), with a fluoride reductant and oral hygiene/preventive advice vs No ozone, with a fluoride reductant and oral hygiene/preventive advice (as in the intervention group) Cost · People of any age with caries (including demineralisation in non-cavitated carious lesions); the caries may affect any… Ozone therapy for the treatment of dental caries (2004) · Cochrane	No data were provided in any of the included trials on costs.	NR	No studies