Table 5.

Results of the multivariate patient-level analysis based on a binominal regression (peri-implantitis vs. no peri-implantitis)

	Co-efficient	Standard error	t-statistics	p value	Lower 95%	Upper 95%
Superstructure	0.38	0.14	2.68	< 0.01	0.10	0.65
Implant age	0.03	0.01	3.30	< 0.01	0.01	0.05
Patient age	− 0.01	0.01	− 0.12	0.90	− 0.01	0.01
Smoking	0.22	0.12	1.88	0.06	− 0.01	0.45
History of periodontitis	− 0.20	0.13	− 1.39	0.17	− 0.43	0.08
Sex	− 0.10	0.11	− 0.73	0.46	− 0.29	0.13
Presence of periodontitis	0.05	0.13	0.39	0.69	− 0.20	0.30
Residual teeth	0.04	0.20	0.19	0.85	− 0.35	0.43
Oral hygiene	0.56	0.13	4.38	< 0.01	0.31	0.82
No of implants	0.01	0.01	0.36	0.72	− 0.02	0.03

Significant p values are highlighted in bold