Peri-Implantitis
Conditions
Brief summary
The goal of this multicenter cross-sectional study is to investigate the prevalence of peri-implantitis in China. The main questions it aims to answer are: * What is the prevalence of peri-implantitis in China * What are the risk indicators of peri-implantitis in China Participants will be invited to a free-of-charge clinical and radiographic examination of conventional dental implants present for over 5 years.
Interventions
None listed
Sponsors
Dalian Medical University
Nanchang University
Ningxia Medical University
Shanxi Medical University
Hospital of Stomatology, Wuhan University
Hospital of Stomatology, Sun Yat-Sen University
Zunyi Medical College
Hong Kong Brånemark Osseointegration Center
Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
Study design
Observational model
ECOLOGIC_OR_COMMUNITY
Time perspective
CROSS_SECTIONAL
Eligibility
Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No
Inclusion criteria
1. Patients having at least one rough surface titanium implant in function for more than 5 years 2. Patients treated between January 1, 2013 and December 31, 2017 3. All the implants osseointegrated in the patients' mouth at the time of the examination (including those placed in external clinics) and having at least 5 years of loading, either proven by dental charts or confirmed by the patients, were evaluated
Exclusion criteria
1. Selected patients were invited to participate in the study by telephone calls on the numbers reported in their medical records, and if no response, the patient was not discarded until at least five attempts on different days have been made 2. Periapical and/or panoramic radiographs unavailable 3. History of peri-implantitis and/or peri-implant mucositis treatment 4. Refusal to participate in the study
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| Bleeding on probing [positive (+) or negative (-)] | About 5-10 years after surgery | When bleeding is present after probing using a periodontal probe with a force of 0.2-0.3 N. |
| Peri-implant probing depth (mm) | About 5-10 years after surgery | Measured using a periodontal probe inserted into the peri-implant sulcus |
| Bone loss (mm) | About 5-10 years after surgery | Measured apically from the most coronal portion of the intraosseous part of the implant using periapical radiographs |
Contacts
Primary ContactXinbo Yu
Outcome results
None listed