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Evidence found and GRADE certainty

79 questions · 91 findings · 6 reviews · Implants and prosthodontics

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No studies found 20 · 22%GRADE not reported 34 · 37.4%Very low 35 · 38.5%Low 1 · 1.1%Moderate 1 · 1.1%High 0 · 0%

Single-stage alginate impression (simplified method) vs Two stage-two step zinc-oxide eugenol (ZoE) traditional method

Oral health-related quality of life · Completely edentulous people

It is very uncertain whether single-stage alginate impression (simplified method) changes participant-reported oral health-related quality of life (OHIP-EDENT) compared with two stage-two step zinc-oxide eugenol (ZoE) traditional method (very low certainty).

1 finding from 1 review

Single-stage alginate impression (simplified method) vs Two stage-two step elastomer (silicone, polysulfide, or polyether) conventional method

Mandibular denture satisfaction · Completely edentulous people

It is very uncertain whether single-stage alginate impression (simplified method) changes mandibular denture satisfaction compared with two stage-two step elastomer (silicone, polysulfide, or polyether)… (very low certainty).

1 finding from 1 review

Single-stage alginate impression (simplified method) vs Two stage-two step elastomer (silicone, polysulfide, or polyether) conventional method

Maxillary denture satisfaction · Completely edentulous people

It is very uncertain whether single-stage alginate impression (simplified method) changes maxillary denture satisfaction compared with two stage-two step elastomer (silicone, polysulfide, or polyether)… (very low certainty).

1 finding from 1 review

Single-stage alginate impression (simplified method) vs Two stage-two step elastomer (silicone, polysulfide, or polyether) conventional method

Oral health-related quality of life · Completely edentulous people

It is very uncertain whether single-stage alginate impression (simplified method) changes participant-reported oral health-related quality of life (OHIP-EDENT) compared with two stage-two step elastomer (silicone, polysulfide, or polyether)… (very low certainty).

1 finding from 1 review

Single-stage alginate impression (simplified method) vs Two stage-two step zinc-oxide eugenol (ZoE) traditional method

Operator-assessed quality of the denture (retention and stability) · Completely edentulous people
1 finding from 1 review

Any denture cleansing method (mechanical or chemical) vs Another therapy, placebo, or no treatment

Costs · Adults (over 18) wearing complete dentures (CD) or removable partial dentures (RPD)

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for cleaning dentures in adults 2009 · Cochrane All outcomes
    Noticeable absence of reports about costs of materials associated with denture cleansing methods; no included study assessed costs (Discussion; Implications for research).
    0 studies
    No studies found

Any denture cleansing method (mechanical or chemical) vs Another method, sham/placebo, or no treatment

Outcome not reported · Adults (over 18) wearing complete dentures (CD) or removable partial dentures (RPD)
1 finding from 1 review
  • Interventions for cleaning dentures in adults 2009 · Cochrane All outcomes
    Although six RCTs were included in this review, the wide range of different interventions and outcome variables did not permit pooling of data in a meta-analysis. Isolated reports indicated that chemicals and brushing…
    6 studies
    GRADE not reported

Any denture cleansing method (mechanical or chemical) vs Another therapy, placebo, or no treatment

Adverse effects · Adults (over 18) wearing complete dentures (CD) or removable partial dentures (RPD)

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for cleaning dentures in adults 2009 · Cochrane All outcomes
    Noticeable absence of reports about adverse effects; no included study assessed the extent of adverse effects (for example the aftertaste of sodium hypochlorite, or mechanical or chemical damage to denture materials)…
    0 studies
    No studies found

Any denture cleansing method (mechanical or chemical) vs Another method, sham/placebo, or no treatment

Outcome not reported · Wearers of removable partial dentures (RPD), over the age of 18

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for cleaning dentures in adults 2009 · Cochrane All outcomes
    No included study assessed removable partial denture (RPD) wearers; all six included trials assessed complete denture wearers (Discussion; Implications for research: 'No included study assessed removable partial…
    0 studies
    No studies found

Metronidazole gel 25% (local antibiotic) vs Ultrasonic debridement

Change in probing pocket depth (PPD) · People with at least one dental implant affected by perimplantitis

Metronidazole gel 25% (local antibiotic) showed no clear difference in change in probing pocket depth compared with ultrasonic debridement; GRADE not reported.

1 finding from 1 review

Alternative alloy FDP (e.g., Ceramalloy II / base-metal / palladium-silver) vs High-gold content control alloy FDP (Olympia)

Restoration survival · Patients receiving crowns and FDPs; split-mouth, 10-year

Alternative alloy FDP (e.g., Ceramalloy II / base-metal /… led to higher restoration survival (Ceramalloy II versus Olympia) compared with high-gold content control alloy FDP (Olympia); GRADE not reported.

1 finding from 1 review

Ultrasonic treatment or microwave disinfection device vs Another method, sham/placebo, or no treatment

Outcome not reported · Adults (over 18) wearing complete dentures (CD) or removable partial dentures (RPD)

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for cleaning dentures in adults 2009 · Cochrane All outcomes
    The effectiveness of ultrasonic or microwave devices as an intervention for routine use was not studied according to a randomised controlled trial design (Implications for research).
    0 studies
    No studies found

Early loading of mini-screw implant vs Delayed loading of mini-screw implant

Success of the anchorage device · Patients undergoing orthodontic treatment requiring surgical (mini-screw implant) anchorage

Early loading of mini-screw implant showed no clear difference in success of the anchorage device compared with delayed loading of mini-screw implant; GRADE not reported.

1 finding from 1 review