Composite resin vs Amalgam restoration
Restoration failure · Permanent posterior teeth (molars/premolars) receiving direct restoration
There was no statistically significant difference in failure risk between composite resin and amalgam restorations in permanent posterior teeth (pooled RR 0.96, 95% CI 0.68 to 1.34; 13 studies; not GRADE-rated, with very high heterogeneity, I2 = 97%).
1 finding from 1 review
- Failure Risk of Composite Resin and Amalgam Restorations: A Systematic Review and Meta-Analysis. 2025 All outcomesAt least 12 months follow-up (included studies followed 24 to 144 months) · Permanent posterior teeth; clinical/practice settings across multiple countries (not clearly specified)RR 0.96 [0.68, 1.34]13 studiesGRADE not reported