Sites failing to gain 2 mm attachment (proportion) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) with barrier membrane (resorbable… led to lower sites failing to gain 2 mm attachment (proportion) compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
RR 0.54 [0.31, 0.96]
6 studies
GRADE not reported
Aesthetics · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
The review found no eligible studies for this question.
1 finding from 1 review
Change in gingival recession (REC) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) with barrier membrane (resorbable… led to higher change in gingival recession compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
MD 0.26 [0.08, 0.43]
9 studies
GRADE not reported
Treatment / surgical procedure time · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) with barrier membrane (resorbable… showed no clear difference in treatment / surgical procedure time compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
MD 23.9
1 study
GRADE not reported
Attachment change · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) with barrier membrane (resorbable… led to higher change in clinical attachment level (attachment gain) compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
MD 1.22 [0.80, 1.64]
16 studies
GRADE not reported
Hard tissue probing at surgical re-entry (bone gain) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) with barrier membrane (resorbable… led to higher hard tissue probing at surgical re-entry (bone gain) compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
MD 1.39 [1.08, 1.71]
3 studies
GRADE not reported
Cost/benefit (treatment time plus estimated material costs) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
The review found no eligible studies for this question.
1 finding from 1 review
Hard tissue probing at surgical re-entry (bone gain) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) combined with bone substitutes/graft led to higher hard tissue probing at surgical re-entry (bone gain) compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
MD 3.37 [3.14, 3.61]
1 study
GRADE not reported
Radiographic bone change · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
1 finding from 1 review
Tooth loss · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
1 finding from 1 review
Attachment change · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) combined with bone substitutes/graft led to higher change in clinical attachment level (attachment gain) compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
MD 1.25 [0.89, 1.61]
2 studies
GRADE not reported
Change in probing pocket depth (PPD) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) with barrier membrane (resorbable… led to higher change in probing depth (probing depth reduction) compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
MD 1.21 [0.53, 1.88]
11 studies
GRADE not reported
Disease recurrence (% sites with >=2 mm loss of probing attachment from 12 months after treatment) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
The review found no eligible studies for this question.
1 finding from 1 review
Ease of maintenance (% of sites with <4 mm probing depth) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
The review found no eligible studies for this question.
1 finding from 1 review
Change in probing pocket depth (PPD) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) combined with bone substitutes/graft led to higher change in probing depth (probing depth reduction) compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
MD 1.24 [0.89, 1.59]
2 studies
GRADE not reported
Change in gingival recession (REC) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
Guided tissue regeneration (GTR) combined with bone substitutes/graft led to lower change in gingival recession compared with open flap debridement (access flap surgery); GRADE not reported.
1 finding from 1 review
MD -0.33 [-0.43, -0.23]
1 study
GRADE not reported
Outcomes relevant to participants' well‐being · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
1 finding from 1 review
Post-operative adverse events and complications · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…
1 finding from 1 review