Findings

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Evidence found and GRADE certainty

4,317 questions · 75,239 findings · 5,342 reviews

No studies found 15,213 · 20.2%GRADE not reported 10,323 · 13.7%Very low 17,528 · 23.3%Low 17,951 · 23.9%Moderate 11,190 · 14.9%High 3,034 · 4%

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Silver diamine fluoride (SDF) vs Restoration (restorative treatment)

Dental pain or sensitivity · Children and adults (with or without carious lesions)

It is very uncertain whether silver diamine fluoride (SDF) changes dental pain or sensitivity compared with restoration (restorative treatment) (very low certainty).

1 finding from 1 review

nCaF2 primer vs Control Transbond primer

Photographic white spot lesion score · Orthodontic patients of any age with fixed braces (new DLs assessed at debond)

nCaF2 primer showed no clinical photographic WSL difference at debonding, with certainty not graded.

1 finding from 1 review

Adjunctive antimicrobial photodynamic therapy (aPDT) applied after submucosal instrumentation (SI) vs Submucosal instrumentation (SI) alone, or SI plus placebo/sham aPDT

Any adverse effect related to aPDT · Adults (> 18 years) with peri-implant mucositis, receiving active treatment

The review found no eligible studies for this question.

1 finding from 1 review

Cesarean section delivery vs Vaginal delivery

Early childhood caries (ECC) · Children with average age ≤3 years

No significant association between cesarean vs vaginal delivery and ECC among children with average age ≤3 years (OR 0.86, 95% CI 0.67-1.10).

1 finding from 1 review

Obesity (Unclassified) vs Normal Weight or Non‐Obese

Caries experience (mean DMFT) · Brazilian children in primary dentition (BMI classified by CDC 2000 growth charts)

Obesity may make little or no difference to caries experience (dmft) in the primary dentition (very low certainty).

1 finding from 1 review

Surgery plus Heister jaw opener vs Surgery plus wooden tongue depressors

Burning sensation (VAS 0-100) · People of any age with a confirmed diagnosis, by clinical examination and biopsy, of oral submucous fibrosis (OSF)
1 finding from 1 review
  • Vadepally 2019 measured burning sensation on a VAS but did not fully report results, stating there was no significant difference between the 2 groups (p=0.617).
    1 study · 50 participants
    GRADE not reported

Consumption of xylitol chewing gum by women (mothers) vs Consumption of CHX/xylitol gum by women, or CHX varnish applied to women's dentition

Dental caries · For interventions, pregnant women and mothers of infants in the first year of life; for outcomes, children up to 6 years of age

The review found no eligible studies for this question.

2 findings from 1 review

Oxitard (antioxidant) vs Topical aloe vera gel

Difficulty in speech (participant-reported proxy) · People of any age with a confirmed diagnosis, by clinical examination and biopsy, of oral submucous fibrosis (OSF)

Oxitard (antioxidant) led to lower difficulty in speech (participant-reported proxy) compared with aloe vera gel; GRADE not reported.

1 finding from 1 review

Advice about a healthy diet (including breastfeeding promotion and sugar avoidance) and feeding practices (e.g. relating to bottle-feeding and sleep) for infants and young children vs usual care

Mother self-reported oral health behaviours and attitudes · For interventions, pregnant women, mothers or other caregivers of infants in the first year of life; for outcomes, children up to 6 years…
1 finding from 1 review

Experimental orthodontic adhesive containing amorphous fluorinated calcium phosphate nanoparticles (n-AFCP) vs Conventional/control orthodontic adhesive (e.g., Transbond XT) or negative control

Enamel remineralization extent and color change · Human enamel specimens around orthodontic brackets (in vitro)

In vitro, an n-AFCP-containing orthodontic primer showed significant enamel remineralization and less color change versus control in a single study (ungraded).

1 finding from 1 review

Superelastic NiTi arch wire vs Conventional (stabilised) NiTi arch wire

Time to next/working arch wire · People receiving orthodontic treatment with fixed appliances (upper and/or lower full arch)

Superelastic NiTi arch wire showed no clear difference in time to next/working arch wire compared with conventional (stabilised) NiTi arch wire; GRADE not reported.

1 finding from 1 review

Slum / urban-disadvantaged setting vs Non-slum urban / general-urban / national population

Dental caries prevalence · Adult residents of slums and non-slum urban settings of LMICs

Dental caries prevalence in LMIC urban/slum populations ranges widely (13%-76%); not GRADE-rated (narrative synthesis).

1 finding from 1 review

Teledentistry (index test): dental caries diagnosis from photographs taken with DSLR or smartphone cameras; store-and-forward vs Visual or clinical examination

Positive predictive value · Children and adults with primary or permanent dentition undergoing dental caries assessment

Positive predictive value was reported in 10 studies and varied widely across studies (about 42% to 99%); no pooled estimate and certainty not graded.

1 finding from 1 review

Abdominal dermal fat graft vs Nasolabial flap

Adverse effects · People of any age with a confirmed diagnosis, by clinical examination and biopsy, of oral submucous fibrosis (OSF)
1 finding from 1 review
  • Kania 2022 reported 3/30 serious adverse effects (graft failure) requiring prolonged hospital stay in the abdominal dermal fat graft group; no GRADE rating.
    1 study · 30 participants
    GRADE not reported

Probiotics vs placebo or control

Salivary pH · Children and/or adolescents (<18 years) without background systemic disease

Probiotics may make little to no difference to salivary pH versus control (MD -0.12 pH units, 95%CI -0.72 to 0.48; very low certainty).

1 finding from 1 review

Postoperative systemic antibiotics (phenoxymethylpenicillin/penicillin VK, 7-day course), partial or total chemo-mechanical debridement and analgesics vs Matched placebo, partial or total chemo-mechanical debridement and analgesics

Adverse effects · Adults with a symptomatic necrotic tooth or localised acute apical abscess (no signs of spreading infection or systemic involvement)
1 finding from 1 review