Marginal bone level change · People with at least one dental implant affected by perimplantitis
Er:YAG laser showed no clear difference in radiographic marginal bone level change compared with air-abrasive device (Perio-Flow); GRADE not reported.
1 finding from 1 review
Implant failure · People with dental implants
Flapless implant placement showed no clear difference in implant failure compared with conventional flap elevation; GRADE not reported.
1 finding from 1 review
Survival / framework fracture (3 years) · Patients receiving FDPs; parallel group, 3-year
1 finding from 1 review
Biological complications · People with dental implants
Crestal incision led to lower biological complications compared with vestibular incision; GRADE not reported.
1 finding from 1 review
Biological complications: Odds Ratio (M-H, Fixed, 95% CI), Subtotals only (no pooled estimate reported); 1 study (Heydenrijk 2000); 4 crestal vs 1 vestibular had hyperplastic tissue over the healing abutment
1 study
GRADE not reported
Technique to increase peri-implant keratinised/attached mucosa vs No increase of keratinised/attached mucosa
Outcome not reported · Patients receiving dental implants
The review found no eligible studies for this question.
1 finding from 1 review
Laboratory cost per unit · Patients receiving crowns and FDPs; split-mouth, 10-year
1 finding from 1 review
Non-scheduled maintenance visits · Patients with tooth/implant-supported FDPs; split-mouth
1 finding from 1 review
70 non-scheduled maintenance visits to treat problems with rigid connectors compared to 110 visits for non-rigid connectors; unclear if this difference was considered significant
1 study · 42 participants
GRADE not reported
Prosthetic failure (2 years) · People with dental implants
Flapless implant placement showed no clear difference in prosthetic failure compared with conventional flap elevation; GRADE not reported.
1 finding from 1 review
RR 1.0 [0.14, 7.10]
1 study
GRADE not reported
One suturing technique/material vs A different suturing technique/material
Outcome not reported · Patients receiving dental implants
The review found no eligible studies for this question.
1 finding from 1 review
Change in probing pocket depth (PPD) · People with at least one dental implant affected by perimplantitis
Adjunctive local antibiotic (8.5% doxycycline hyclate, Atridox)… led to higher change in probing pocket depth (PPD) compared with manual debridement with chlorhexidine (no antibiotic); GRADE not reported.
1 finding from 1 review
One soft tissue correction/augmentation technique vs A different soft tissue correction/augmentation technique
Outcome not reported · Patients receiving dental implants
The review found no eligible studies for this question.
1 finding from 1 review
Implant failure · People with dental implants
Crestal incision showed no clear difference in implant failure compared with vestibular incision; GRADE not reported.
1 finding from 1 review
Recurrence of peri-implantitis · People with at least one dental implant affected by perimplantitis
Nanocrystalline hydroxyapatite (Ostim) showed no clear difference in recurrence of peri-implantitis compared with bovine-derived xenograft (Bio-Oss) plus resorbable barrier; GRADE not reported.
1 finding from 1 review
Complications and side effects · People with at least one dental implant affected by perimplantitis
1 finding from 1 review
Aesthetics evaluated by the dentist (any validated aesthetic index) · Partially edentulous patients receiving posterior mandibular implants
Subepithelial connective tissue graft (palate) at implant placement led to lower aesthetics (pink aesthetic score, PES) evaluated by dentist compared with no augmentation; GRADE not reported.
1 finding from 1 review
Alveolar bone loss · Partially edentulous patients (mandible) receiving FDPs; split-mouth, 10-year
1 finding from 1 review
Patient satisfaction · Partially edentulous patients with a distal-extension RDP (minor connector); cross-over
1 finding from 1 review
The tilting-type RDP significantly outscored the functional and sanitary designs for patient satisfaction; within-patient SDs not given, data narrative only
1 study · 25 participants
GRADE not reported
Abutment mobility · Partially edentulous patients treated with a mandibular RDP (major connector)
RDP with lingual plate major connector led to lower abutment tooth mobility (Periotest) at 30 months compared with RDP with sublingual bar major connector; GRADE not reported.
1 finding from 1 review
Patients with increased abutment tooth mobility · Partially edentulous patients treated with a distal-extension RDP
Altered-cast technique RDP showed no clear difference in patients with increased abutment tooth mobility compared with one-piece cast RDP; GRADE not reported.
1 finding from 1 review
Success / prosthetic complications (4 years) · Patients with single-tooth implant crowns; split-mouth, 4-year
1 finding from 1 review
100% success, no prosthetic complications, and a similar loss of marginal bone (0.4 mm) in both groups (narrative)
1 study · 20 participants
GRADE not reported