The Morphology of Peri-Implantitis Bone Defects: A Retrospective Study on Periapical Radiographs

Table 1

Radiographic measures of the peri-implant defects and results of the time from implant placement to peri-implantitis diagnosis.

Parameter	Mean ± standard deviation	95% CI
Mesial area (mm^2)	7.8 ± 8.31	5.84–9.75
Distal area (mm^2)	7.31 ± 8.53	5.31–9.31
Total area (mm^2)	15.11 ± 15.94	11.36–18.85
Maximum radius	5.44 ± 1.71	5.04–5.84
Mesial depth	4 ± 2.28	3.46–4.43
Distal depth	3.92 ± 2.15	3.42–4.42
Mesial width	2.37 ± 1.55	1.99–2.74
Distal width	2.19 ± 1.63	1.8–2.58
Distance from the mesial surface	6.61 ± 3.17	5.73–7.49
Distance from the distal surface	5.97 ± 3.37	4.91–7.03
Residual mesial bone	2.72 ± 1.79	2.25–3.21
Residual distal bone	2.62 ± 1.69	2.11–3.14
Years from surgery to diagnosis of peri-implantitis	7.9 ± 3.13	7.19–8.64