Retrospective Study
Copyright ©The Author(s) 2023. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Clin Cases. Aug 6, 2023; 11(22): 5224-5235
Published online Aug 6, 2023. doi: 10.12998/wjcc.v11.i22.5224
Five-year outcomes of immediate implant placement for mandibular molars with and without chronic apical periodontitis: A retrospective study
Hua Yang, Dan Luo, Mu-Jie Yuan, Jian-Jun Yang, Da-Shan Wang
Hua Yang, Dan Luo, Mu-Jie Yuan, Jian-Jun Yang, Department of Oral and Maxillofacial Surgery, The Affiliated Hospital of Qingdao University, Qingdao 266003, Shandong Province, China
Hua Yang, Dan Luo, Mu-Jie Yuan, Jian-Jun Yang, Da-Shan Wang, School of Stomatology, Qingdao University, Qingdao 266003, Shandong Province, China
Da-Shan Wang, Department of Oral Implantology, The Affiliated Hospital of Qingdao University, Qingdao 266003, Shandong Province, China
Author contributions: Yang H and Luo D wrote the main manuscript text; Yang H, Luo D and Yuan MJ prepared figures 1-5 and tables 1-2; Yang JJ and Wang DS contributed equally to this study, they reviewed and revised the manuscript.
Supported by The Qingdao Science and Technology Benefit People Project, No. 21-1-4-rkjk-20-nsh.
Institutional review board statement: This study was conducted in accordance with Declaration of Helsinki guidelines and regulations, and all study methods were approved by the Ethics Committee of the Affiliated Hospital of Qingdao University (QYFYKYLL958311920).
Conflict-of-interest statement: The authors declare no competing interests.
Data sharing statement: Technical appendix, statistical code, and dataset available from the corresponding author at wdsapple@163.com. Participants gave informed consent for data sharing.
Open-Access: This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: https://creativecommons.org/Licenses/by-nc/4.0/
Corresponding author: Da-Shan Wang, PhD, Professor, Department of Oral Implantology, The Affiliated Hospital of Qingdao University, No. 16 Jiangsu Road, Qingdao 266003, Shandong Province, China. wdsapple@163.com
Received: May 29, 2023
Peer-review started: May 29, 2023
First decision: June 15, 2023
Revised: June 26, 2023
Accepted: July 10, 2023
Article in press: July 10, 2023
Published online: August 6, 2023
Processing time: 66 Days and 2.8 Hours
Core Tip

Core Tip: This study was aimed at retrospectively analyzing and comparing the 5-year outcomes of immediate implant placement of the mandibular molars with chronic apical periodontitis and those without obvious inflammation based on changes in bone mineral density and bone mass around implants 5 years after implant restoration.