Table 2.

Clinical parameters (mean, SD, 95% confidence interval (CI) values) for peri-implantitis sites before surgical procedure (n = 20)

Clinical parameter	Mean value	SD	95% CI
PI (%)	0.68	0.47	(0.44–0.88)
BOP (%)	71	33	(56.5–85.4)
PD (mm) (probing pocket depth)	5.10	2.16	(4.1–6)
MR (mm)	0.45	1.02	(0.012–0.88)
KM (mm)	3.11	2.07	(2.2–3.9)
MBL (mm)	− 3.63	1.76	(− 4 to − 2.8)
Bone loss (%) (MBL/implant length)	41	19	(32.6–49.6)
Suppuration
Yes (%)	45	–
No (%)	55	–

PI plaque index, BOP bleeding on probing, PD probing depth, MR mucosal recession, KM keratinized mucosa, MBL marginal Bone loss