GTR rm associated with bone substitutes vs Open flap debridement (access flap surgery)
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.
- Guided tissue regeneration for periodontal infra-bony defects 2006 · Cochrane All outcomes>=12 monthsMD 3.37 [3.14, 3.61]1 studyGRADE not reported