Findings

What do systematic reviews say?

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

2,413 questions · 2,602 findings · 93 reviews · Oral Health

No studies found 452 · 17.4%GRADE not reported 1,582 · 60.8%Very low 392 · 15.1%Low 122 · 4.7%Moderate 53 · 2%High 1 · 0%

Clobetasol propionate ointment vs Low-level laser therapy (LLLT)

Clinical resolution · People with symptomatic, biopsy-confirmed oral lichen planus (OLP); not concurrently receiving other OLP treatment

It is very uncertain whether clobetasol propionate ointment changes clinical resolution compared with low-level laser therapy (LLLT) (very low certainty).

1 finding from 1 review

Camouflage syringe vs Conventional syringe

Successful LA/painless treatment · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

The review found no eligible studies for this question.

1 finding from 1 review

Air cleaning system (ACS) vs No air cleaning system

Reduction in level of contamination in aerosols (CFU) during cavity preparation · People undergoing aerosol-generating procedures (AGPs) in a dental setting

It is very uncertain whether air cleaning system (ACS) changes reduction in level of contamination in aerosols (CFU) during cavity… compared with no air cleaning system (very low certainty).

1 finding from 1 review

Audiovisual distraction vs Conventional treatment

Adverse effects: pain on injection (solution deposition), Heft-Parker VAS 0-170 mm · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

Audiovisual distraction showed no clear difference in pain on injection (Wong-Baker Faces Pain Rating Scale, after… compared with conventional treatment; GRADE not reported.

1 finding from 1 review

Video modelling acclimatisation vs Acclimatisation in clinic (tell-show-do)

Completion of dental treatment · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

The review found no eligible studies for this question.

1 finding from 1 review

The wand (computer-controlled LA delivery system) vs Sleeper One (electronic LA delivery system)

Adverse effects: pain on injection (solution deposition), Heft-Parker VAS 0-170 mm · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

The wand (computer-controlled LA delivery system) showed no clear difference in pain on injection (self-reported; FACES Pain Scale Revised) compared with sleeper One (electronic LA delivery system); GRADE not reported.

1 finding from 1 review

Rubber dam + HVE vs Cotton roll + HVE

Reduction in level of contamination in aerosols (CFU) during restorative procedures at participant's chest · People undergoing aerosol-generating procedures (AGPs) in a dental setting

It is very uncertain whether rubber dam + HVE changes reduction in level of contamination in aerosols (CFU) during… compared with cotton roll + HVE (very low certainty).

1 finding from 1 review

The wand (computer-controlled LA delivery system) vs other local anaesthetic

Completion of dental treatment · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

The review found no eligible studies for this question.

1 finding from 1 review

High-volume evacuation (HVE) vs Conventional dental suction (low-volume evacuator / saliva ejector)

Reduction in level of contamination in aerosols (CFU) during ultrasonic scaling at 150 cm from mouth · People undergoing aerosol-generating procedures (AGPs) in a dental setting

It is very uncertain whether high-volume evacuation (HVE) changes reduction in level of contamination in aerosols (CFU) during… compared with conventional dental suction (low-volume evacuator / saliva ejector) (very low certainty).

1 finding from 1 review

Clobetasol propionate ointment vs Triamcinolone acetonide ointment

Clinical resolution · People with symptomatic, biopsy-confirmed oral lichen planus (OLP); not concurrently receiving other OLP treatment

Clobetasol propionate ointment may leads to higher clinical resolution compared with triamcinolone acetonide ointment (low certainty).

1 finding from 1 review

0.1% chlorine dioxide mouthwash vs Placebo mouthwash

Dentist-reported organoleptic test (OLT) score (scale 0 to 5) · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…

0.1% chlorine dioxide mouthwash may leads to lower dentist-reported organoleptic test (OLT) score (scale 0 to 5) compared with placebo mouthwash (low certainty).

1 finding from 1 review

Mechanical tongue cleaning (tongue scraper) vs No tongue cleaning

Adverse events · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for managing halitosis 2019 · Cochrane All outcomes
    mean 2 weeks
    Adverse events: listed in the Summary of findings table but no data reported. No data were reported for adverse events.
    0 studies
    No studies found

Scheduled dental recall intervals (1-, 3- or 6-monthly; oral hygiene instruction with or without scale and polish) plus daily supervised toothbrushing by carers vs usual care

Calculus · Adults (mean age 30.9 years), level of ID unclear; setting day centre

Scheduled dental recall intervals (1-, 3- or 6-monthly; oral hygiene… may leads to lower calculus (long term) compared with usual care (no specific treatment) (low certainty).

1 finding from 1 review

Lactobacillus salivarius WB21 tablets vs placebo (3 tablets/4 times a day

OLT and VSC scores · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…
1 finding from 1 review
  • Interventions for managing halitosis 2019 · Cochrane All outcomes
    Suzuki 2014 (cross-over RCT) compared Lactobacillus salivarius WB21 tablets versus placebo tablets (OLT and VSC by gas chromatography). The trial did not give usable data and we could not extract data from the graph.
    1 study
    GRADE not reported

0.6% eucalyptus chewing gum vs 0.4% eucalyptus chewing gum

Dentist-reported organoleptic test (OLT) score (scale 0 to 5) · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…

It is very uncertain whether 0.6% eucalyptus chewing gum changes dentist-reported organoleptic test (OLT) score (scale 0 to 5) compared with 0.4% eucalyptus chewing gum (very low certainty).

1 finding from 1 review

Mechanical tongue cleaning (tongue scraper) vs No tongue cleaning

Patient-reported OLT score · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for managing halitosis 2019 · Cochrane All outcomes
    mean 2 weeks
    Patient-reported OLT score assessed with patient's perception: listed in the Summary of findings table but no data reported. No data were reported for patient-reported OLT score.
    0 studies
    No studies found

Green tea mouthwash vs Placebo mouthwash

Volatile sulphur compounds (VSC), halimeter · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…

Green tea mouthwash showed no clear difference in volatile sulphur compounds (VSC), halimeter compared with placebo mouthwash; GRADE not reported.

1 finding from 1 review

Triclosan/copolymer-containing fluoride toothpaste vs Sodium fluoride (control) toothpaste

Patient-reported OLT score · Adolescents and adults aged over 16 years with clinical or self-assessed halitosis of oral origin; excluding induced or physiological…

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for managing halitosis 2019 · Cochrane All outcomes
    mean 1 week
    Patient-reported OLT score: listed in the Summary of findings table but no data reported. No data were reported for patient-reported OLT score.
    0 studies
    No studies found