Findings

What do systematic reviews say?

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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%

Denzir all-ceramic FDP vs In-Ceram Zirconia all-ceramic FDP

Reconstruction failure / chip fractures (12 months) · Patients with all-ceramic implant FDP reconstructions; parallel group, 12-month
1 finding from 1 review

Sulodexide (heparin plus dermatan sulphate chains) vs placebo

Days to resolution of pain / epithelialization; number of aphthae per month · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…
1 finding from 1 review

Vitamin B12 (sublingual, 1000 mcg daily for 6 months) vs placebo

Average duration of RAS episode (days) · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…

Vitamin B12 (sublingual, 1000 mcg daily for 6 months) led to lower average duration of RAS episode (days) compared with placebo; GRADE not reported.

1 finding from 1 review

Subepithelial connective tissue graft (palate) at implant placement vs No augmentation

Aesthetic preference evaluated by the patient (split-mouth design studies) · Partially edentulous patients receiving posterior mandibular implants

Subepithelial connective tissue graft (palate) at implant placement led to lower patient preference (aesthetics evaluated by patients) compared with no augmentation; GRADE not reported.

1 finding from 1 review

Prednisone (oral, commencing 25 mg with phased dose reduction over 2 months) vs Montelukast (leukotriene receptor antagonist)

Time to resolution of first ulcer (days) · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…

Prednisone (oral, commencing 25 mg with phased dose reduction over 2… led to lower time to resolution of first ulcer (days) compared with montelukast (leukotriene receptor antagonist); GRADE not reported.

1 finding from 1 review

Brief motivational interviewing (BMI) vs usual treatment alone

Alcohol consumption: consuming more than 21 units of alcohol per week · Male patients aged 16 to 35 years attending an oral and maxillofacial surgery outpatient clinic for follow-up of an alcohol-related facial…

Brief one-session, manual-guided discussion based on the principles… led to lower alcohol consumption: consuming more than 21 units of alcohol per week compared with treatment at the outpatient clinic as usual; GRADE not reported.

1 finding from 1 review

Subantimicrobial dose doxycycline (20 mg twice daily for 90 days) vs placebo

Total number of new ulcers over 90 days · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…

Subantimicrobial dose doxycycline (20 mg twice daily for 90 days) led to lower total number of new ulcers over 90 days compared with placebo; GRADE not reported.

1 finding from 1 review

Dietary counselling tailored to a Stage of Change (Transtheoretical Model) to increase fruit and vegetable intake (two counselling sessions) vs usual care

Body‐mass index (BMI) · Edentulous patients aged 45 to 80 years attending dental-student teaching clinics for replacement dentures, Newcastle Dental Hospital, UK
1 finding from 1 review

Er:YAG laser debridement vs Manual debridement plus chlorhexidine irrigation/gel

Change in probing attachment level (PAL) · People with at least one dental implant affected by perimplantitis

Er:YAG laser debridement showed no clear difference in change in probing attachment level (PAL) compared with manual debridement plus chlorhexidine irrigation/gel; GRADE not reported.

1 finding from 1 review

Any topical or systemic intervention vs Placebo, no treatment, or another intervention

Outcome not reported · People with erosive anogenital (genital) lichen planus

The review found no eligible studies for this question.

1 finding from 1 review

RDP with I-bar clasps / mesial rests vs RDP with circumferential clasps / distal rests

Change in abutment tooth mobility at 60 months · Partially edentulous patients treated with a removable dental prosthesis (RDP)

RDP with I-bar clasps / mesial rests showed no clear difference in change in abutment tooth mobility at 60 months compared with RDP with circumferential clasps / distal rests; GRADE not reported.

1 finding from 1 review