Prevalence and Risk Indicators of Peri-implant Diseases in China: A Multicenter Cross-sectional Study
试验速览
- 阶段
- 不适用
- 状态
- 尚未招募
- 发起方
- 入组人数
- 500
- 主要终点
- Bleeding on probing [positive (+) or negative (-)]
研究概览
简要总结
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.
研究设计
- 研究类型
- Observational
- 观察模型
- Ecologic Or Community
- 时间视角
- Cross Sectional
入排标准
- 年龄范围
- 18 Years 至 —（Adult, Older Adult）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •Patients having at least one rough surface titanium implant in function for more than 5 years
- •Patients treated between January 1, 2013 and December 31, 2017
- •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
排除标准
- •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
- •Periapical and/or panoramic radiographs unavailable
- •History of peri-implantitis and/or peri-implant mucositis treatment
- •Refusal to participate in the study
结局指标
主要结局
Bleeding on probing [positive (+) or negative (-)]
时间窗: 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)
时间窗: About 5-10 years after surgery
Measured using a periodontal probe inserted into the peri-implant sulcus
Bone loss (mm)
时间窗: About 5-10 years after surgery
Measured apically from the most coronal portion of the intraosseous part of the implant using periapical radiographs
次要结局
未报告次要终点