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Evidence found and GRADE certainty

4,811 questions · 70,850 findings · 5,139 reviews

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No studies found 15,174 · 21.4%GRADE not reported 6,479 · 9.1%Very low 17,330 · 24.5%Low 17,814 · 25.1%Moderate 11,056 · 15.6%High 2,997 · 4.2%

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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

Pain at 7 days · Adults with a symptomatic necrotic tooth or localised acute apical abscess (no signs of spreading infection or systemic involvement)

It is very uncertain whether postoperative systemic antibiotics… changes pain at 7 days compared with matched placebo, partial or total chemo-mechanical debridement and… (very low certainty).

1 finding from 1 review

Facemask vs no intervention

Adverse effects (temporomandibular joint signs and symptoms) · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)
1 finding from 1 review

Adjunctive antimicrobial photodynamic therapy (aPDT) applied after subgingival instrumentation (SI) vs Subgingival instrumentation (SI) alone (hand or power-driven, or both), or SI plus placebo/sham aPDT

Quality of life · Adults (> 18 years) with recurrent periodontitis, receiving supportive (maintenance) periodontal care

The review found no eligible studies for this question.

1 finding from 1 review

Occlusal splint vs No treatment or placebo (non-occlusal or transparent-foil placebo splint)

Recurrence · People with temporomandibular disorders (TMD)

The review found no eligible studies for this question.

1 finding from 1 review
  • Occlusal interventions for managing temporomandibular disorders 2024 · Cochrane All outcomes
    Listed in Summary of findings 1 as 'Not reported'; this outcome was not reported by any included study for this comparison. Recurrence rate was not reported in any included study across the whole review.
    0 studies
    No studies found

Adjunctive antimicrobial photodynamic therapy (aPDT) applied after subgingival instrumentation (SI) vs Subgingival instrumentation (SI) alone (hand or power-driven, or both), or SI plus placebo/sham aPDT

Change in probing pocket depth (PPD) · Adults (> 18 years) with recurrent periodontitis, receiving supportive (maintenance) periodontal care

Adjunctive antimicrobial photodynamic therapy (aPDT) applied after… showed no clear difference in change in probing pocket depth (PPD) compared with subgingival instrumentation (SI) alone (hand or power-driven, or…; GRADE not reported.

2 findings from 1 review

Adjunctive antimicrobial photodynamic therapy (aPDT) applied after subgingival instrumentation (SI) vs Subgingival instrumentation (SI) alone (hand or power-driven, or both), or SI plus placebo/sham aPDT

Change in gingival recession (REC) · Adults (> 18 years) with a clinical diagnosis of periodontitis, receiving active (non-surgical anti-infective) treatment

It is very uncertain whether adjunctive antimicrobial photodynamic therapy (aPDT) applied after… changes change in gingival recession (REC) compared with subgingival instrumentation (SI) alone (hand or power-driven, or… (very low certainty).

2 findings from 1 review

Facemask after Alt-RAMEC vs Facemask started simultaneously with Alt-RAMEC

Overjet · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Facemask after Alt-RAMEC showed no clear difference in overjet compared with facemask started simultaneously with Alt-RAMEC; GRADE not reported.

1 finding from 1 review

Silver diamine fluoride (SDF) vs Fluoride varnish

Adverse effects · Children and adults (with or without carious lesions)
1 finding from 1 review

Orthodontic removable traction appliance (ORTA) vs no intervention

ANB · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Orthodontic removable traction appliance (ORTA) led to higher ANB compared with untreated control (no treatment); 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

Child oral health behaviours · 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

Facemask with rapid maxillary expansion (RME) vs Mini maxillary protractor

ANB · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Facemask with rapid maxillary expansion (RME) led to lower ANB compared with mini maxillary protractor; 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

Adverse events for mother or child · 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

Occlusal splint vs Physical therapy (ultrasound, exercise, sensorimotor training, laser, TENS, manual therapy)

Muscle pain at rest · People with temporomandibular disorders (TMD)

It is very uncertain whether occlusal splint changes muscle pain at rest compared with physical therapy (ultrasound, exercise, sensorimotor training,… (very low certainty).

1 finding from 1 review