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Evidence found and GRADE certainty

3,556 questions · 10,375 findings · 429 reviews · All outcomes

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No studies found 1,344 · 13%GRADE not reported 6,832 · 65.9%Very low 1,228 · 11.8%Low 613 · 5.9%Moderate 290 · 2.8%High 68 · 0.7%

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High-volume evacuation (HVE) vs No HVE

Reduction in contamination of aerosols on operator's face shield/mask (RCTs) · People undergoing aerosol-generating procedures (AGPs) in a dental setting

High-volume evacuation (HVE) showed no clear difference in reduction in contamination of aerosols on operator's face… compared with no HVE; GRADE not reported.

1 finding from 1 review

Clinical examination with risk-based recall vs Clinical examination with 24-month recall

Oral health knowledge (1-9 scale) · Dentate adults (aged 18 years and older) receiving dental check-ups in UK general dental practices (regular attenders)

Clinical examination with risk-based recall showed no clear difference in oral health knowledge (1-9 scale) compared with clinical examination with 24-month recall; GRADE not reported.

1 finding from 1 review

TT genotype of AMELX rs946252 vs CC genotype of AMELX rs946252

Dental caries susceptibility · Individuals assessed for dental caries (cases with caries/high caries vs. caries-free or low/very-low-caries controls)

No significant association between TT genotype vs CC genotype of AMELX rs946252 and dental caries susceptibility (TT vs CC model: OR 1.54, 95% CI 0.61-3.92) in the Age group: Children subgroup; certainty not graded.

4 findings from 1 review
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Tooth-coloured direct restorative materials (composite, compomer, giomer, RMGIC, HVGIC, open-sandwich) vs No comparator

Marginal integrity success rate · Children with primary molars requiring proximal (Class II) restorations

After trim-and-fill adjustment the marginal integrity success rate was 0.881 (95% CI 0.832-0.916; ungraded), a negligible change.

1 finding from 1 review

Clindamycin + SRP vs Metronidazole + SRP

Probing pocket depth · Adults with aggressive periodontitis

Clindamycin + SRP showed no clear difference in probing pocket depth compared with metronidazole + SRP; GRADE not reported.

2 findings from 1 review

GG genotype of ENAM rs3796704 vs AA genotype of ENAM rs3796704

Dental caries susceptibility · Individuals assessed for dental caries (cases with caries/high caries vs. caries-free or low/very-low-caries controls)

No significant association between GG genotype vs AA genotype of ENAM rs3796704 and dental caries susceptibility (GG vs AA model: OR 1.86, 95% CI 0.96-3.62); certainty not graded.

3 findings from 1 review

No additional acid etching (self-etch adhesive alone) after Er,Cr:YSGG preparation vs Prior acid etching before self-etch adhesive after Er,Cr:YSGG preparation

Incidence of microleakage · Er,Cr:YSGG laser-prepared cavities restored with self-etch adhesive systems (in vitro)

At the dentin margin, prior acid etching with self-etch adhesives significantly reduced microleakage (RR 2.44, 95% CI 1.38-4.34; ungraded).

2 findings from 1 review

AG + GG genotype (G-allele carriers) of LTF rs1126478 vs AA genotype of LTF rs1126478

Dental caries susceptibility · Individuals assessed for dental caries (cases with caries/high caries vs. caries-free or low/very-low-caries controls)

No significant association between AG + GG genotype (G-allele carriers) vs AA genotype of LTF rs1126478 and dental caries susceptibility (AG + GG vs AA model: OR 0.99, 95% CI 0.81-1.23) in the Age group: Children subgroup; certainty not graded.

4 findings from 1 review
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Amoxicillin + metronidazole + SRP vs Clarithromycin + SRP

Clinical attachment level (CAL) · Adults with aggressive periodontitis

Amoxicillin + metronidazole + SRP showed no clear difference in clinical attachment level (CAL) compared with clarithromycin + SRP; GRADE not reported.

2 findings from 1 review

Topical clobetasol propionate vs Topical tacrolimus

Pain (mean VAS score) · People with symptomatic, biopsy-confirmed oral lichen planus (OLP); not concurrently receiving other OLP treatment

Topical clobetasol propionate showed no clear difference in pain (mean VAS score) compared with topical tacrolimus; GRADE not reported.

1 finding from 1 review

Amoxicillin + clavulanate + SRP vs SRP

Probing pocket depth · Adults with chronic periodontitis

Amoxicillin + clavulanate + SRP showed no clear difference in probing pocket depth compared with SRP; GRADE not reported.

2 findings from 1 review

GG genotype of ENAM rs1264848 vs AA genotype of ENAM rs1264848

Dental caries susceptibility · Individuals assessed for dental caries (cases with caries/high caries vs. caries-free or low/very-low-caries controls)

No significant association between GG genotype vs AA genotype of ENAM rs1264848 and dental caries susceptibility (GG vs AA model: OR 0.58, 95% CI 0.19-1.82) in the Age group: Children subgroup; certainty not graded.

5 findings from 1 review
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Resin-modified glass ionomer fissure sealant vs Fluoride varnish

Progression of dentinal carious lesions into enamel or dentine · Children and adolescents (general population, aged under 20 years)

Resin-modified glass ionomer fissure sealant showed no clear difference in progression of dentinal carious lesions into enamel or dentine compared with fluoride varnish; GRADE not reported.

1 finding from 1 review