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
Pain score · 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 pain score compared with placebo; GRADE not reported.
1 finding from 1 review
Adverse effects · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…
1 finding from 1 review
'No ulcer' status during last 2 months of treatment · 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 higher 'No ulcer' status during last 2 months of treatment compared with placebo; GRADE not reported.
1 finding from 1 review
Pain, number of ulcers, ulcer-free days and ulcer size · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…
1 finding from 1 review
A single trial at high risk of bias compared pentoxifylline 400 mg three times daily (n=14) with placebo (n=12). No statistically significant differences were reported for pain, number of ulcers and ulcer-free days at…
1 study · 26 participants
GRADE not reported
Frequency of outbreaks per month · 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 frequency of outbreaks per month compared with placebo; GRADE not reported.
1 finding from 1 review
Adverse effects · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…
1 finding from 1 review
Patients receiving pentoxifylline reported more adverse events than those in the placebo group but this was not statistically significant (69% reported adverse effects: dizziness, headaches, stomach upset, increased…
1 study · 26 participants
GRADE not reported
Any attachment system for maxillary implant overdentures vs A different attachment system for maxillary implant overdentures
Outcome not reported · Edentulous adults receiving maxillary implant overdentures
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Change in probing attachment level (PAL) · People with at least one dental implant affected by perimplantitis
Er:YAG laser surface debridement before bone augmentation showed no clear difference in change in probing attachment level (PAL gain) compared with plastic curettes plus saline solution before bone augmentation; GRADE not reported.
1 finding from 1 review
Complications and side effects · People with at least one dental implant affected by perimplantitis
Er:YAG laser surface debridement before bone augmentation led to lower complications and side effects compared with plastic curettes plus saline solution before bone augmentation; GRADE not reported.
1 finding from 1 review
All patients experienced flap exposure during healing, not associated with infective complications; one patient had a slight pigmentation of the peri-implant soft tissues.
1 study · 30 participants
GRADE not reported
Implant failure · People with at least one dental implant affected by perimplantitis
1 finding from 1 review
Change in probing pocket depth (PPD) · People with at least one dental implant affected by perimplantitis
Er:YAG laser surface debridement before bone augmentation showed no clear difference in change in probing pocket depth (PPD reduction) compared with plastic curettes plus saline solution before bone augmentation; GRADE not reported.
1 finding from 1 review
Change in soft tissue recession (REC) · People with at least one dental implant affected by perimplantitis
Er:YAG laser surface debridement before bone augmentation showed no clear difference in change in soft tissue recession (REC) compared with plastic curettes plus saline solution before bone augmentation; GRADE not reported.
1 finding from 1 review
QoL · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms
1 finding from 1 review
Interventions for treating burning mouth syndrome 2016 · Cochrane All outcomesshort-term (up to 3 months) · hypericum perforatum
Sardella 2008 (43 participants) evaluated QoL from patient self-reports and narratively indicated that both intervention and placebo participants were better able to cope at trial completion.
1 study · 43 participants
GRADE not reported
Adverse effects · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…
1 finding from 1 review
Ulcer severity score (USS) · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…
Beta-glucan (1.3/1.6 beta-glucan 10 mg twice daily for 20 days) led to lower ulcer severity score (USS) compared with placebo; GRADE not reported.
1 finding from 1 review
Mean VAS pain per day · 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) showed no clear difference in mean VAS pain per day compared with placebo; GRADE not reported.
1 finding from 1 review
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
Adverse effects · Participants with a previous or current history of recurrent aphthous stomatitis (RAS), diagnosed on history and clinical examination;…
1 finding from 1 review
Number of ulcers at end of 90-day treatment · 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) showed no clear difference in number of ulcers at end of 90-day treatment compared with placebo; GRADE not reported.
1 finding from 1 review