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Table 6 Fisher’s exact test: incidence of peri-implant disease after sinus lifting procedure with and without membrane perforation (p = 0.0004)

From: Impact of surgical management in cases of intraoperative membrane perforation during a sinus lift procedure: a follow-up on bone graft stability and implant success

 

Peri-implantitis

No peri-implantitis

Perforation group

12

80

Control group

0

83