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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.

Limit to evidence status or GRADE (optional)

10 questions in 1 reviews · cluster CL0358

current versions
No studies 5 · 50%Ungraded 2 · 20%Very low 1 · 10%Low 0 · 0%Moderate 2 · 20%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

QuestionEffectEvidenceStatus / 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)
Satisfaction with treatment · Children with decayed primary molar teeth
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
Satisfaction with treatment: listed in the Summary of findings table with no data; the studies did not measure this outcome.0 studiesNo studies
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)
Pain · Children with decayed primary molar teeth · Long term (12 months to 24 months)
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
RR 0.15 [0.04, 0.67]2 studies · 312 participantsModerate
Preformed crown (any material; conventional technique or Hall Technique) vs No treatment
Outcome NR · Children with decayed primary molar teeth
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
Crown versus no treatment was a planned comparison (Comparison 2: crown versus no crown or filling). No study evaluated crown versus no treatment; the only study in this comparison (Santamaria 2014) used active…0 studiesNo studies
Preformed metal crown (fitted using the Hall Technique) vs Non-restorative caries treatment
Pain · Children with decayed primary molar teeth
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
Pain: No evidence available (Summary of findings 2).0 studiesNo studies
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)
Major failure · Children with decayed primary molar teeth · Short term (less than 12 months)
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
Short term (less than 12 months): no failures in either group; effect not estimable (Analysis 1.1.1; 76 teeth, 38 participants; one study, Hutcheson 2012).1 study · 76 participantsUngraded
Preformed metal crown (fitted using the Hall Technique) vs Non-restorative caries treatment
Major failure · Children with decayed primary molar teeth · 12 months
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
RR 0.12 [0.01, 2.18]1 study · 92 participantsVery low
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)
Major failure · Children with decayed primary molar teeth · Long term (12 months to 48 months)
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
RR 0.18 [0.06, 0.56]3 studies · 346 participantsModerate
Preformed metal crown (fitted using the Hall Technique) vs Non-restorative caries treatment
Satisfaction with treatment · Children with decayed primary molar teeth
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
Satisfaction with treatment: No evidence available (Summary of findings 2).0 studiesNo studies
Preformed metal crown (fitted using the Hall Technique) vs Preformed metal crown (fitted using a conventional technique)
Outcome NR · Children with decayed primary molar teeth
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
None of the included studies compared the effectiveness or safety of the Hall Technique versus the conventional technique of fitting a crown. No RCT evidence found.0 studiesNo studies
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)
Pain · Children with decayed primary molar teeth · Short term (less than 12 months)
Preformed crowns for decayed primary molar teeth (2015) · Cochrane
Short term (less than 12 months): effect not estimable (Analysis 1.2.1; 64 teeth, 32 participants; one study, Hutcheson 2012).1 study · 64 participantsUngraded