Lnfluence of the Prosthetic Emergence Profile on the Prevalence of Peri-implant Diseases

Inclusion Criteria: * Patients aged 18-80 years, * Implant properly positioned (≥ 2 mm from the buccal plate and \>1 mm from the lingual plate or in the ideal occlusal plane horizontally, 5 to 2 mm from the adjacent CEJ or from 2 mm below the residual ridge to crestal position (0 mm) apico-coronally and with an angulation of 70 to 90 degrees from the adjacent tooth long axis or from the ridge parallelism) (21), * Implant loading for more than 3 years, * Partial or total edentulism being restored with dental implants in the molar and premolar region with single or partial restorations. * Patients who have not taken any antibiotic and regular NSAIDs in the last 2 months prior to the clinical examination, Exclusion Criteria: * Uncontrolled systemic diseases (i.e., diabetes mellitus) * Pregnancy or lactation patients, * Smokers of ≥10 cig/day. * Zygomatic or pterygoid implants, * Removable prostheses and cement-retained implant prostheses, * Patients who have undergone non-surgical peri-implant treatment with prosthesis modifications, peri-implantitis surgical treatment or soft tissue augmentation procedures at the implant site. * Intake of medications known to modify bone metabolism (i.e., hyperparathyroidism, osteoporosis, and vitamin D deficiency), * Uncontrolled or active periodontal disease that required treatment.