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Evidence found and GRADE certainty

3,556 questions · 10,375 findings · 429 reviews · Oral Health

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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Fluoride mouthrinse (0.05-0.32% sodium fluoride or amine fluoride) added to daily fluoride toothpaste vs Control: fluoride toothpaste alone, placebo mouthrinse + toothpaste, or non-fluoride (chlorhexidine) mouthrinse + toothpaste

Side effects or other adverse events · Orthodontic patients (any age) undergoing orthodontic treatment (mostly fixed appliances)

No adverse effects were reported in any of the seven included studies (ungraded).

1 finding from 1 review

Mesoporous silica (SiO2) vs HEMA/EGDMA-based desensitizer

Immediate (24 h) resin-dentin bond strength (MPa) · Artificial caries-affected dentin (ACAD) in extracted permanent human teeth (in vitro)

In the Self-Etch adhesive + chemical ACAD protocol network, Silica vs HEMA showed no significant difference in 24 h bond strength (MD -1.059, 95% CI -9.024 to 6.906; Moderate certainty).

1 finding from 1 review

Calcium-based agent vs No biomimetic remineralization (control)

Immediate (24 h) resin-dentin bond strength (MPa) · Artificial caries-affected dentin (ACAD) in extracted permanent human teeth (in vitro)

In the Self-Etch adhesive + chemical ACAD protocol network, Calcium vs Control showed no significant difference in 24 h bond strength (MD -1.124, 95% CI -5.917 to 3.670; Moderate certainty).

1 finding from 1 review

Flavonoids (e.g., quercetin, proanthocyanidin) vs Mesoporous silica (SiO2)

Immediate (24 h) resin-dentin bond strength (MPa) · Artificial caries-affected dentin (ACAD) in extracted permanent human teeth (in vitro)

In the Self-Etch adhesive + chemical ACAD protocol network, Flavonoids vs Silica showed no significant difference in 24 h bond strength (MD 3.764, 95% CI -5.241 to 12.769; Moderate certainty).

1 finding from 1 review

Replacement of the defective restoration vs Repair of the defective restoration

Amalgam: Preference for replacement over repair - Scenario 7: non-stable (mobile) restoration · Dentists managing a defective direct amalgam restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…

For a defective amalgam restoration with non-stable (mobile) restoration, surveyed dentists most often preferred replacement over repair (pooled RR 24.22; p < 0.001); ungraded.

1 finding from 1 review

Replacement of the defective restoration vs Repair of the defective restoration

Composite: Preference for replacement over repair - Scenario 7: non-stable (mobile) restoration · Dentists managing a defective direct resin composite restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…

For a defective composite restoration with non-stable (mobile) restoration, surveyed dentists most often preferred replacement over repair (pooled RR 12.17; p < 0.001); ungraded.

1 finding from 1 review

Hall technique vs Partial caries removal (PCR)

Treatment success (caries lesion arrest or restoration survival) · Children (aged 3-11 y) with cavitated caries lesions in primary teeth

At 6 months, the Hall technique had significantly higher treatment success than partial caries removal (OR 13.49; moderate certainty).

1 finding from 1 review

Anorexia nervosa (as exposure; diagnosed by DSM-III/III-R/IV/V) vs Healthy controls

Caries experience · Patients with anorexia nervosa aged >=12 years (mean age ~18.4; entirely female in reported data), general community-dwelling population

Anorexia nervosa is associated with significantly higher caries experience (DMFT) than healthy controls (MD 2.00 teeth, 95% CI 0.87 to 3.13; low certainty).

1 finding from 1 review

Ion-releasing restorations (IRR): RMGIC, HVGIC, GIC, compomer/PMRC, giomer vs Composite resin (CR), including bulk-fill composite

Adequate periodontal tissue · Children receiving dental restorations (aged 4-11 years; primary teeth; Class I/II/V cavities)

Uncertain whether IRR and CR differ in periodontal tissue outcomes (low certainty; downgraded for very serious inconsistency).

1 finding from 1 review

Dental treatments, care, and services (the decision context) vs No comparator

Pain as a factor of choice · (Potential) patients with freedom of choice regarding dental treatments, including parents and caregivers deciding for children or…

Pain was the fourth most frequently reported factor (N=49 articles), reported across most countries (ungraded).

1 finding from 1 review

Microinvasive techniques (resin infiltration, resin/GIC sealant, or glass ionomer varnish) vs Non-invasive measures (fluoride varnish/toothpaste, flossing, oral hygiene instruction, sham/standard of care)

Radiographic proximal caries lesion progression · Children and adults with non-cavitated proximal (interproximal) caries lesions in primary and/or permanent teeth (ages 3-45)

Microinvasive techniques probably reduce radiographic progression of non-cavitated proximal caries lesions compared with non-invasive measures (moderate certainty).

1 finding from 1 review

Grape seed extract (GSE) and its proanthocyanidin fractions vs Untreated or vehicle control (some studies vs positive antimicrobial controls, e.g. chlorhexidine/fluoride)

Cell death / cytotoxicity · Streptococcus mutans (in vitro cultures and biofilms)

One study reported minimal cytotoxicity (<1% cell damage) with grape seed extract (ungraded).

1 finding from 1 review

Prenatal vitamin D level ≤50 nmol/L vs Adequate prenatal vitamin D (sufficient maternal 25(OH)D)

Dental caries · Children aged 2 to 8 years

The review reported a lower odds ratio at maternal prenatal vitamin D ≤50 nmol/L than at ≤35 nmol/L, without a numeric value in the available sources.

1 finding from 1 review

Experimental orthodontic composite containing nano-hydroxyapatite (n-HAP) vs Conventional/control orthodontic adhesive (e.g., Transbond XT) or negative control

Enamel surface microhardness · Human enamel specimens around orthodontic brackets (in vitro)

In vitro, a nano-hydroxyapatite-containing orthodontic composite showed significant enamel remineralization versus control in a single study (ungraded).

1 finding from 1 review