Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

29 questions · 40 findings · 8 reviews · Dental caries

No studies found 8 · 20%GRADE not reported 17 · 42.5%Very low 4 · 10%Low 10 · 25%Moderate 1 · 2.5%High 0 · 0%

Ion-releasing restoration, glass ionomer-based (conventional GIC, HV-GIC, RMGIC, glass hybrid) vs Resin composite restoration

Marginal adaptation (unacceptable marginal adaptation) · Patients with permanent dentition in need of restorations (all cavity types: Black's Class I, II, V, and non-carious cervical lesions)

Across follow-up periods, there was no statistically significant difference in unacceptable marginal adaptation between GIC and resin composite restorations.

3 findings from 1 review

Ion-releasing restoration, glass ionomer-based (conventional GIC, HV-GIC, RMGIC, glass hybrid) vs Resin composite restoration

Secondary caries · Patients with permanent dentition in need of restorations (all cavity types: Black's Class I, II, V, and non-carious cervical lesions)

Ion-releasing GIC restorations may have little or no difference in secondary caries at 1 year (low certainty).

2 findings from 1 review

38% SDF (indirect pulp capping) vs Resin-modified glass ionomer cement (RMGIC)

Secondary prevention of caries · children with deep occlusal carious lesions in permanent molars

No significant difference in secondary caries prevention was reported; no effect estimate or GRADE rating was reported.

1 finding from 1 review

38% SDF plus potassium iodide (KI) (indirect pulp capping) vs Resin-modified glass ionomer cement (RMGIC)

Secondary prevention of caries · children with deep occlusal carious lesions in permanent molars

No significant difference in secondary caries prevention was reported; no effect estimate or GRADE rating was reported.

1 finding from 1 review

ACTIVA bioactive restorative material vs Glass ionomer cement (GIC)

Secondary caries · Patients requiring dental restoration; permanent teeth

Over 1 year in permanent teeth, the effect of ACTIVA versus GIC on secondary caries is very uncertain (RR 22.80, 95% CI 0.89-584.17; very low certainty).

1 finding from 1 review

Composite resin vs Glass ionomer cement (GIC)

Secondary caries · Patients requiring dental restoration; permanent teeth

Over 1 year in permanent teeth, resin composite showed no statistically significant difference in secondary caries versus GIC (RR 3.05, 95% CI 0.95-9.79; low certainty).

2 findings from 1 review

Compomer (Dyract) vs Glass ionomer cement (GIC)

Secondary caries · Patients requiring dental restoration; permanent teeth

Over 2 or more years in permanent teeth, the effect of compomer versus GIC on secondary caries is very uncertain (RR 3.20, 95% CI 0.59-17.33; very low certainty).

1 finding from 1 review

Fluoride-containing amalgam (FAAG) vs Glass ionomer cement (GIC)

Secondary caries · Patients requiring dental restoration; permanent teeth

Over 2 or more years in permanent teeth, secondary caries did not differ significantly between fluoride-containing amalgam and GIC (RR 0.95, 95% CI 0.45-2.00; low certainty).

1 finding from 1 review

Amalgam (AAG) vs Glass ionomer cement (GIC)

Secondary caries · Patients requiring dental restoration; permanent teeth

Over 2 or more years in permanent teeth, amalgam had a higher risk of secondary caries than GIC (RR 1.79, 95% CI 1.04-3.09; low certainty).

1 finding from 1 review