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Table 3 Prevalence of peri-implantitis and periodontitis diagnosis in the HP group

From: Correlations between clinical parameters in implant maintenance patients: analysis among healthy and history-of-periodontitis groups

Diagnosis in HP group
(37 patients, 91 implants)
Localized: ≤ 30% of site involved, generalized: > 30% of site involved
Numbers of peri-implantitis and prevalence in diagnosis n = 14, 15.4% of HP group
Diagnosis of chronic periodontitis Implants Peri-implantitis implants
Generalized moderate (22 patients) 53 3 (5.7 %)
Generalized moderate + Localized severe (11 patients) 23 3 (13.0 %)
Generalized severe (4 patients) 15 8 (53.3%)