Question · asked by 1 review

Direct composite resin restoration vs Amalgam restoration: Secondary caries

Population
People with permanent or adult posterior teeth requiring restoration (parallel-group trials involved children aged 6 to 12 years)
Intervention
Direct composite resin restoration
Comparison
Amalgam restoration
Outcome
Secondary caries

Direct composite resin restoration showed no clear difference in secondary caries compared with amalgam restoration; GRADE not reported.

What each review found

Include earlier review versions
No studies found 0 · 0%GRADE not reported 2 · 66.7%Very low 0 · 0%Low 1 · 33.3%Moderate 0 · 0%High 0 · 0%
FindingEffectStudiesGRADE certainty
Direct composite resin restoration vs Amalgam restoration
Secondary caries · People with permanent or adult posterior teeth requiring restoration (parallel-group trials involved children aged 6… · Follow-up >= 3 years, Parallel-group and split-mouth trials combined
Direct composite resin restoration showed no clear difference in secondary caries compared with amalgam restoration; GRADE not reported.
Direct composite resin fillings versus amalgam fillings for permanent posterior teeth (2021) · Cochrane All outcomes
RR 1.93 [0.98, 3.80]7 studiesGRADE not reported
Direct composite resin restoration vs Amalgam restoration
Secondary caries · People with permanent or adult posterior teeth requiring restoration (parallel-group trials involved children aged 6… · Follow-up >= 3 years, Split-mouth trials
Direct composite resin restoration showed no clear difference in secondary caries compared with amalgam restoration; GRADE not reported.
Direct composite resin fillings versus amalgam fillings for permanent posterior teeth (2021) · Cochrane All outcomes
RR 1.30 [0.34, 4.97]5 studiesGRADE not reported
Direct composite resin restoration vs Amalgam restoration
Secondary caries · People with permanent or adult posterior teeth requiring restoration (parallel-group trials involved children aged 6… · Follow-up: 5 to 7 years
Direct composite resin restoration may leads to higher secondary caries compared with amalgam restoration (low certainty).
Direct composite resin fillings versus amalgam fillings for permanent posterior teeth (2021) · Cochrane All outcomes
RR 2.14 [1.67, 2.74]2 studies · 921 participantsLow

Findings are shown side by side, never pooled across reviews.

The reviews

ReviewSearched up toIncluded studiesAMSTAR 2
Direct composite resin fillings versus amalgam fillings for permanent posterior teeth
2021 · Cochrane All outcomes
2021-02Not listedNot assessed
How reviews are matched to this question

Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.