Gap finder

Search review questions

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 1 reviews · cluster CL0357

current versions

No studies 0 · 0%Ungraded 0 · 0%Very low 1 · 50%Low 0 · 0%Moderate 1 · 50%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
Preformed crown (any material; conventional technique or Hall Technique) vs Filling (any material; with or without complete carious tissue excavation; with or without pulp treatment) Discomfort associated with the procedure · Children with decayed primary molar teeth · At time of dental appointment or within 24 hours Preformed crowns for decayed primary molar teeth (2015) · Cochrane	RR 0.56 [0.36, 0.87]	2 studies · 381 participants	Moderate
Preformed metal crown (fitted using the Hall Technique) vs Non-restorative caries treatment Discomfort associated with the procedure · Children with decayed primary molar teeth · Immediately after treatment Preformed crowns for decayed primary molar teeth (2015) · Cochrane	RR 1.67 [0.65, 4.25]	1 study · 104 participants	Very low