Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

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

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%

Ranked among the 5,000 newest matching findings; add words or filters to narrow the search.

Self-ligating brackets vs Conventional brackets

Amount of crowding (lower incisor crowding) at 10 weeks · Children or adolescents (aged 16 years old or under) receiving orthodontic treatment to prevent or correct crowded teeth

It is very uncertain whether self-ligating brackets changes amount of crowding (lower incisor crowding) at 10 weeks compared with conventional brackets (very low certainty).

1 finding from 1 review

Intervention not reported

Initiation of white spot lesions (WSL), visual-tactile assessment

The intervention showed no clear difference in initiation of white spot lesions (WSL), visual-tactile assessment; GRADE not reported.

1 finding from 1 review

Habit of tooth cleaning vs No habit of tooth cleaning

Dental caries · Individuals in Ethiopia assessed for dental caries

The habit of tooth cleaning was not significantly associated with dental caries (OR 0.71, 95% CI 0.17 to 2.96); certainty not graded.

1 finding from 1 review

ARP with alloplast vs ARP with xenograft

Aesthetic outcomes of future prosthodontic rehabilitation · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…

The review found no eligible studies for this question.

1 finding from 1 review

Sweet food consumption (frequent) vs No/less frequent sweet food consumption

Dental caries · Individuals in Ethiopia assessed for dental caries

Sweet food consumption was associated with significantly higher odds of dental caries (OR 2.4, 95% CI 1.91 to 3.01); certainty not graded.

1 finding from 1 review

External control of fluoride concentration vs Not applicable

Water samples with fluoride concentration above the acceptable range · Brazilian cities in the Northeast region with artificially fluoridated public water supplies

In the Northeast region, 0.2% of samples were above the acceptable range.

1 finding from 1 review

Chemotherapy (any regimen; added to, or compared with, locoregional treatment) vs Locoregional treatment and/or an alternative chemotherapy regimen

Toxicity / adverse effects (harms) of chemotherapy · People receiving curative-intent treatment for oral cavity and oropharyngeal (squamous cell) cancer
1 finding from 1 review

Problem-driven / less regular dental visiting vs More frequent / regular dental visits

Dental caries · Healthy children and adolescents in the United Arab Emirates

A higher frequency of dental visits was associated with lower caries, while problem-driven visiting was associated with higher severe early childhood caries (narrative synthesis; not GRADE-rated).

1 finding from 1 review

Near-infrared (NIR) transillumination vs Reference standard (histology, excavation, radiographs/microCT, or tooth separation)

Specificity for detection and diagnosis of early (enamel) caries · Asymptomatic children, adolescents, or adults presenting for clinical examination (in vivo studies), or extracted teeth of children or…
1 finding from 1 review

Intensive periodontal treatment (subgingival SRP with or without other periodontal treatment) vs Supra-gingival scaling

Percentage of bleeding on probing (BOP) · Adults (any age/sex) with chronic periodontitis (>=5 teeth remaining; PPD >4 mm), with or without hypertension

Intensive periodontal treatment (subgingival SRP with or without… led to lower bleeding on probing (BOP) compared with supra-gingival scaling; GRADE not reported.

2 findings from 1 review

Digital radiographs vs Reference standard (histology, excavation, or enhanced visual examination)

Specificity for detection and diagnosis of early (enamel) caries · Asymptomatic children, adolescents, or adults presenting for clinical examination (in vivo studies), or extracted teeth of children or…
1 finding from 1 review

ARP with alloplast plus barrier membrane vs ARP with alloplast without membrane

Complications (e.g. discomfort, pain and swelling) · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…
1 finding from 1 review

1-19 remaining teeth vs 20-32 remaining teeth

Atherosclerotic cardiovascular disease (ACVD)-related events (morbidity and mortality) · Adults (any age) with a known number of remaining teeth, followed prospectively in cohort studies

In prospective cohorts, adults with 1-19 teeth had a higher cumulative incidence of ACVD-related events than adults with 20-32 teeth (RR 1.69, 95% CI 1.13 to 2.53; 2 cohort studies, I2=60%); GRADE per-analysis ratings reported in Supplementary File 7 (not available in provided sources).

1 finding from 1 review

Extraction of the primary (baby) canine (single primary tooth extraction) vs No extraction (non-intervention control)

Incidence of successfully erupted PDC that were favourably positioned · Young people aged 9 to 14 years diagnosed with one or both palatally displaced permanent maxillary canines (PDC)

The review found no eligible studies for this question.

1 finding from 1 review

Er,Cr:YSGG laser (erbium,chromium:yttrium-scandium-gallium-garnet) vs Placebo (placebo laser or placebo agent) or no treatment

Changes in intensity of pain (VAS 0 to 10) tested through tactile stimuli · Patients aged above 12 years with self-reported tooth hypersensitivity confirmed on clinical evaluation

Er,Cr:YSGG laser (erbium,chromium:yttrium-scandium-gallium-garnet) showed no clear difference in changes in intensity of pain (VAS 0 to 10) tested through tactile… compared with placebo (placebo laser or placebo agent) or no treatment; GRADE not reported.

1 finding from 1 review