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Evidence found and GRADE certainty

4,411 questions · 5,986 findings · 226 reviews · Oral Health

No studies found 1,305 · 21.8%GRADE not reported 2,988 · 49.9%Very low 1,030 · 17.2%Low 476 · 8%Moderate 156 · 2.6%High 31 · 0.5%

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4% prilocaine, 1:200,000 epinephrine vs 2% lidocaine, 1:100,000 epinephrine

Speed of onset of anaesthesia (pulpal, electric pulp tester; healthy pulps) · Participants of any age and gender undergoing dental procedures, and volunteers who took part in simulated scenario studies in which…

4% prilocaine, 1:200,000 epinephrine showed no clear difference in speed of onset of anaesthesia (pulpal, electric pulp tester; healthy… compared with 2% lidocaine, 1:100,000 epinephrine (low certainty).

1 finding from 1 review

0.5% bupivacaine, 1:200,000 epinephrine vs 2% lidocaine, 1:100,000 epinephrine

Speed of onset of anaesthesia · Participants of any age and gender undergoing dental procedures, and volunteers who took part in simulated scenario studies in which…
1 finding from 1 review

4% articaine, 1:100,000 epinephrine vs 2% mepivacaine, 1:100,000 epinephrine

Success of local anaesthesia, absence of pain (clinical testing of healthy pulps, hard and soft tissues) · Participants of any age and gender undergoing dental procedures, and volunteers who took part in simulated scenario studies in which…

4% articaine, 1:100,000 epinephrine showed no clear difference in success of local anaesthesia, absence of pain (clinical testing of… compared with 2% mepivacaine, 1:100,000 epinephrine (low certainty).

1 finding from 1 review

4% prilocaine plain vs 2% lidocaine, 1:100,000 epinephrine

Speed of onset of anaesthesia (pulpal, electric pulp tester; healthy pulps) · Participants of any age and gender undergoing dental procedures, and volunteers who took part in simulated scenario studies in which…

4% prilocaine plain showed no clear difference in speed of onset of anaesthesia (pulpal, electric pulp tester; healthy… compared with 2% lidocaine, 1:100,000 epinephrine (low certainty).

1 finding from 1 review

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

Vitapex (calcium hydroxide/iodoform) vs 3Mix (ciprofloxacin + metronidazole + minocycline)

Clinical failure · Children with extensive decay involving the dental pulp in primary teeth

Vitapex (calcium hydroxide/iodoform) showed no clear difference in clinical failure compared with 3Mix (ciprofloxacin + metronidazole + minocycline); GRADE not reported.

1 finding from 1 review

Altered-cast impression technique (ACIP), polyether vs One-piece cast technique (OPC), polyether

Abutment mobility · Partially edentulous people requiring a tooth- and tissue-supported (distal-extension) removable partial denture

It is very uncertain whether altered-cast impression technique (ACIP), polyether changes abutment mobility compared with one-piece cast technique (OPC), polyether (very low certainty).

2 findings from 1 review

Ball (stud) attachment system vs Telescopic attachment system

Prosthodontic maintenance: matrix activated (short term) · Edentulous adults receiving mandibular implant overdentures (opposing conventional complete maxillary dentures)

It is very uncertain whether ball (stud) attachment system changes prosthodontic maintenance: matrix activated (short term) compared with telescopic attachment system (very low certainty).

1 finding from 1 review

Antifibrinolytic agents (tranexamic acid (TXA) or epsilon aminocaproic acid (EACA)) vs Placebo, no intervention, or usual care

Outcome not reported · People on continuous direct oral anticoagulant (DOAC) treatment undergoing oral or dental procedures

The review found no eligible studies for this question.

1 finding from 1 review

Personalised one-to-one OHA vs Routine one-to-one OHA

Dental caries · Children or adults (fit and healthy, or with a well-defined medical condition)
1 finding from 1 review

2% lidocaine, 1:50,000 epinephrine vs 2% lidocaine, 1:80,000 epinephrine

Success of local anaesthesia (soft tissue, self-reported; 100% success in all studies) · Participants of any age and gender undergoing dental procedures, and volunteers who took part in simulated scenario studies in which…
1 finding from 1 review

Late treatment (one-phase) with removable functional appliance vs no treatment

Incidence of incisal trauma · Adolescents (age 12 to 16 years) receiving orthodontic treatment to correct prominent upper front teeth (Class II malocclusion)

The review found no eligible studies for this question.

1 finding from 1 review

15% CP gel in tray vs 10% CP gel in tray

Tooth whitening - assessed by the dentist · Adults (>=18 years) undergoing home-based bleaching (including tetracycline- and smoking-stained teeth, any baseline shade)

It is very uncertain whether 15% CP gel in tray changes tooth whitening - assessed by the dentist compared with 10% CP gel in tray (very low certainty).

1 finding from 1 review

Alginate (two stage-two step final/wash impression) vs Silicone elastomer (two stage-two step)

Oral health-related quality of life · Completely edentulous people

Alginate (two stage-two step final/wash impression) may leads to higher participant-reported oral health-related quality of life… compared with silicone elastomer (two stage-two step) (low certainty).

1 finding from 1 review