Change in gingival recession (REC) · People with at least one dental implant affected by perimplantitis
Nanocrystalline hydroxyapatite (Ostim) showed no clear difference in change in gingival recession (REC) compared with bovine-derived xenograft (Bio-Oss) plus resorbable barrier; GRADE not reported.
1 finding from 1 review
Soft tissue thickness change · Partially edentulous patients receiving posterior mandibular implants
Subepithelial connective tissue graft (palate) at implant placement led to lower soft tissue thickness change compared with no augmentation; GRADE not reported.
1 finding from 1 review
Natural tooth intrusion · Patients with tooth/implant-supported FDPs; split-mouth
1 finding from 1 review
Radiographic marginal bone level · People with at least one dental implant affected by perimplantitis
1 finding from 1 review
Caries incidence (2 years) · Patients with a shortened dental arch (missing posterior teeth)
Fixed dental prosthesis (cantilever FDP) led to lower caries incidence (2 years) compared with removable dental prosthesis (RDP); 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
Biological complications · Patients undergoing implant exposure (second-stage surgery)
Erbium:YAG laser (implant exposure) showed no clear difference in biological complications compared with flap elevation at implant exposure; GRADE not reported.
1 finding from 1 review
Abutment/crown fracture and marginal bone level (3 years) · Patients with single-tooth implant crowns; split-mouth, 3-year
1 finding from 1 review
No fractures of any abutments or crowns; non-significant differences in mean marginal bone levels, which ranged from 1.6 to 2.1 mm (narrative)
1 study · 22 participants
GRADE not reported
Patient satisfaction with prosthesis · Patients with a shortened dental arch (missing posterior teeth)
Fixed dental prosthesis (cantilever FDP) showed no clear difference in patient satisfaction with prosthesis compared with removable dental prosthesis (RDP); GRADE not reported.
1 finding from 1 review
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