The International journal of oral & maxillofacial implants最新文献

{"title":"Impact of Antidepressants on Dental Implant Osseointegration: A Comparative Evaluation of Nanohydroxyapatite and Double Acid-Etching Surface Treatments.","authors":"Nilson Matias Pereira Júnior, Daniel Nunes de Oliveira, Pedro Giorgetti Montagner, Lucas Novaes Teixeira, Juliana Cama Ramacciato, Elizabeth Ferreira Martinez","doi":"10.11607/jomi.11370","DOIUrl":"https://doi.org/10.11607/jomi.11370","url":null,"abstract":"<p><strong>Purpose: </strong>Depression is a neurobiological disorder responsive to treatment with antidepressants. Some investigative research has indicated a negative correlation between the use of these drugs and failure of dental implant osseointegration. This study aimed to make an in vivo assessment of the impact of two antidepressants with distinct mechanisms of action on the osseointegration of dental implants, and their correlation with two different surface treatments.</p><p><strong>Materials and methods: </strong>A total of 15 Rattus norvegicus albinus specimens received 4 titanium implants, 2 exhibiting a double acid-etched (DEA) surface, and 2 exhibiting a DEA surface coated in plasma-sprayed nanohydroxyapatite (NANO), distributed to the right and left tibias. The rats were randomly assigned to three groups: sertraline, amitriptyline, or saline, and received a daily oral dose of 5mg/kg, 5mg/kg, or 0.1ml, respectively, for 14 days prior to surgery, and for an additional 21 days thereafter until euthanasia. Removal torque (RT), bone-implant contact (BIC), and bone area (BA) were evaluated.</p><p><strong>Results: </strong>The findings indicated that both the removal torque and the BA percentage decreased in the groups administered antidepressants. The BIC percentage was similar among the groups when the NANO surface implant was used.</p><p><strong>Conclusions: </strong>It can be concluded that the antidepressants studied were associated with a higher possibility of osseointegration failure. Implants featuring NANO surface treatment could be used as an alternative in these instances to mitigate the negative impact of antidepressant therapy on bone repair.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-21"},"PeriodicalIF":0.0,"publicationDate":"2025-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144487679","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Patient-Reported Outcome Measures (PROMs) in Sinus Lift Procedures: A Systematic Review and Meta-Analysis.","authors":"Maria Menini, Luigi Canullo, Paolo Pesce, Francesca Bixio, Francesco Bagnasco, Massimo Del Fabbro","doi":"10.11607/jomi.11434","DOIUrl":"https://doi.org/10.11607/jomi.11434","url":null,"abstract":"<p><strong>Background: </strong>Implant rehabilitation has become one of the primary treatment options for both partial and total edentulism in contemporary dentistry. In the posterior maxilla, a challeng frequently arises from insufficient available bone volume; to overcome this limitation, sinus floor elevation (SFE) procedures are often necessary. Two main techniques are employed for this purpose: the lateral window approach and the transcrestal one.</p><p><strong>Purpose: </strong>to evaluate patient-reported outcome measures related to maxillary sinus augmentation and alternative options for the rehabilitation of atrophic posterior maxilla.</p><p><strong>Study selection: </strong>An electronic search was conducted on PubMed, Scopus and Cochrane CENTRAL up to January 31st, 2025 to identify randomized and non-randomized comparative clinical studies involving at least one group treated with maxillary SFE, with a minimum of 5 patients per group, in which PROMs were assessed. The focused question was: In patients requiring rehabilitation of atrophic posterior maxilla, is there a protocol superior to others among SFE using lateral or transcrestal approach with or without grafting, and implant placement without augmentation, in terms of patient-reported outcome measures? Pairwise meta-analysis was undertaken to estimate the overall effect when at least two studies with similar treatment comparisons, reporting the same outcome, were found. The primary outcome was postoperative pain, measured using the VAS scale in the first seven days after surgery. Secondary outcomes were any other PROMs like postoperative symptoms or standard satisfaction questionnaires.</p><p><strong>Results: </strong>The electronic search initially identified 104 articles. After deduplication, 56 articles were screened, and 12 studies (12 RCTs and 1 non-RCT) were finally included. Ten studies were judged at moderate risk of bias and one RCT at high risk. The non-RCT study was judged at moderate risk of bias. Meta-analysis could be performed only for the proportion of patients reporting pain at 1, 3 and 7 days postoperatively. The graftless approach resulted in less pain at 3- and 7-days post-op compared to SFE with graft. Transcrestal SFE also showed less post-op discomfort than lateral SFE.</p><p><strong>Conclusions: </strong>The results indicated that patients may experience reduced discomfort and inflammation when graftless procedures and transcrestal approaches are used. Overall, there is a paucity of evidence regarding the assessment of PROMs in the rehabilitation of atrophic posterior maxilla.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-24"},"PeriodicalIF":0.0,"publicationDate":"2025-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144487582","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation Endosseous Dental Implants success Rate, Adverse Events, and Associated Risk Factors: A Retrospective Study.","authors":"L Lang, P C Saponaro, H Hammoudeh, S D Barnett, L M Nassani, Y L Hsieh, S S Azer, Paola C Saponaro","doi":"10.11607/jomi.11345","DOIUrl":"https://doi.org/10.11607/jomi.11345","url":null,"abstract":"<p><strong>Purpose: </strong>The purpose of this study was to understand the clinical performance of dental implants including surgical and prosthetic failure rates and potential correlations with patient- level and procedure-level factors.</p><p><strong>Materials and methods: </strong>A retrospective cohort study was conducted with patients who received at least 1 dental implant at the Ohio State University College of Dentistry between January 1, 2016 and October 31, 2021, on adults age 18 years and older. The following measures were collected for analyses: procedure date, patient age, gender, race, body mass index (BMI), medical comorbidities, cardiovascular disease, autoimmune diseases, osteoporosis, cancer, oral conditions, periodontal condition, tobacco or alcohol use, parafunctional habits, tooth number and location, implant type and manufacturer, implant diameter and length, abutment type and manufacturer, definitive restoration type, provider demographics, type of post-procedure complication(s), and treatment notes.</p><p><strong>Results: </strong>A total of 1,282 implants from 732 patients were recorded. Co-morbidities of interest in the patient population included 27% obesity, 10% diabetes mellitus, 9% cancer, and 28% hypertension. Two hundred and eight implants experienced some adverse event during the study period. Implant failures included failure to osseointegrate (2.9%) and loss of osseointegration (2.7%). Mechanical complications included abutment screw loosening (5.3%), abutment screw fractures (0.8%), and prosthesis fracture (1.0%). Soft tissue complications included peri-implantitis (2.6%) and peri-implant mucositis (7.2%). Among the 208 implants that experienced adverse events, forty-seven (3.6%) implants were removed. Ten (21.3%) of the failed implants were single crowns, and 3 (6.4%) were fixed dental prostheses or assisted a removable partial dental prosthesis. The remaining 34 implant (72%) failures occurred prior to prosthesis placement. The overall incident rate of implant adverse event was low, 7.5/100 person-years at a 95% confidence interval (CI); range: 6.4-8.5. Incident rates for implant failure, mechanical complications, and soft tissue complications were 1.6/100 (95% CI: range 1.2-2.1), 3.3/100 (95% CI: range 2.6-4.1), and 3.6/100 (95% CI: range 3.0-4.3).</p><p><strong>Conclusions: </strong>Soft tissue complications such as peri-implantitis and peri-implant mucositis were the most commonly observed complications over time and appear to be associated with length of follow-up.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-30"},"PeriodicalIF":0.0,"publicationDate":"2025-06-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144478406","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Impact of Thread Fabrication Methods on Abutment Screw Loosening in Dental Implants: An In Vitro Experimental Study.","authors":"Serkan Aktas, Abdulrahman Al-Sanea, Talip Celik, Yasin Kisioglu","doi":"10.11607/jomi.11472","DOIUrl":"https://doi.org/10.11607/jomi.11472","url":null,"abstract":"<p><strong>Objective: </strong>This study aimed to investigate the influence of different thread manufacturing techniques, including machining, thread rolling, and die cutting, on the mechanical stability of abutment screws in dental implants. It also evaluated the role of internal threading processes in implants (cut vs. form tapping) on torque loss behavior.</p><p><strong>Methods: </strong>Abutment screws and implants were fabricated using three screw manufacturing techniques and two internal thread forming methods, respectively. The screw-implant assemblies were tested under two conditions: (i) immediately after tightening to simulate initial mechanical adaptation, and (ii) after dynamic loading to simulate functional use. Thread morphology was assessed using profilometry and scanning electron microscopy (SEM), while torque loss was quantified with a digital torque meter. Surface roughness and thread geometry were statistically analyzed using one-way ANOVA and Tukey HSD tests (α = 0.05).</p><p><strong>Results: </strong>Machined screws exhibited superior torque retention in both scenarios, especially when paired with form-tapped implants. Die-cut screws consistently showed the highest torque loss, correlating with greater surface defects and dimensional variability. SEM revealed pronounced flank damage and debris in die-cut and thread-rolled screws. Surface roughness values aligned only partially with observed surface morphology. Thread manufacturing method and internal thread formation both significantly affected preload stability (p < 0.05).</p><p><strong>Conclusion: </strong>The thread manufacturing method is a critical factor in the mechanical performance of abutment screws. Machined screws provided the most consistent outcomes, while die-formed screws posed mechanical disadvantages due to inferior thread quality. These findings have clinical implications for improving the long-term stability of implant-supported restorations.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-28"},"PeriodicalIF":0.0,"publicationDate":"2025-06-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144478407","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effects of Asymmetric Oscillatory Drilling on Bone Densification, Heat Generation, and Implant Stability.","authors":"Henrique Tadeu do Rego Ferreira, Emmanuel João Nogueira Leal da Silva, Bruno Salles Sotto Maior, Plinio Mendes Senna","doi":"10.11607/jomi.11356","DOIUrl":"https://doi.org/10.11607/jomi.11356","url":null,"abstract":"<p><strong>Purpose: </strong>Achieving optimal implant site preparation is crucial for successful osseointegration, particularly in low-density bone. Excessive heat generation during drilling can compromise bone vitality, leading to impaired healing, delayed osseointegration or implant failure. This study evaluates the effects of an oscillatory drilling technique on bone densification, heat generation, and implant stability.</p><p><strong>Materials and methods: </strong>An in vitro study was conducted using pig rib segments to simulate low-density bone. Drilling protocols were performed usin three techniques: clockwise cutting (CW), counterclockwise densifying (CC), and oscillatory movement (OM) at 60° clockwise/240° counterclockwise. Drilling was performed with automated handpiece handling under controlled conditions. Thermal changes were recorded using a laser thermometer and infrared imaging, and bone densification was assessed using micro-CT analysis. The final insertion torque (IT) was measured to determine the primary stability and removal torque was recorded to access the stability loss for each implant.</p><p><strong>Results: </strong>The CC and OM groups demonstrated significantly higher bone volume, intersection surface, and reduced trabecular separation compared to the CW group (p < 0.05). Although the CC group exhibited the highest temperature increase, all final temperatures remained below the critical threshold of 47°C. Infrared imaging showed overall less heat retained within the body of the drill in CW group compared to CC and OM. OM drills exhibited lower heat generation than the CC group with temperature peak approximately 5 mm above the drill tip. The OM and CC groups showed significantly higher IT than the CW group (p < 0.05). Implant removal revealed a stability reduction of 27.8±10.2%, 24.8±13.6%, and 20.2±8.2% for CW, CC and OM groups, respectively (p > 0.05).</p><p><strong>Conclusions: </strong>Oscillatory movement during implant site preparation enhanced bone densification, improved primary stability, and maintained safe thermal levels. These findings suggest that oscillatory movement could serve as a promising alternative to conventional drilling techniques, particularly in low-density bone. Further studies are needed to explore its clinical applicability and long-term outcomes.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-17"},"PeriodicalIF":0.0,"publicationDate":"2025-06-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144478405","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Novel Technique (Khalifah's technique) Vs Ridge Splitting in Immediate Implant Placement in Narrow Ridges: A Randomized Clinical Trial.","authors":"Mosaad Abdaljawwad Khalifah","doi":"10.11607/jomi.11388","DOIUrl":"https://doi.org/10.11607/jomi.11388","url":null,"abstract":"<p><strong>Purpose: </strong>Horizontal deficiency of the alveolar ridge complicates dental implant (DI) placement. Although ridge splitting technique (RST) is very successful, the associated marginal bone loss (MBL) is a critical drawback. The current study aimed to present and compare a novel technique, the double expansion technique (DET), with RST.</p><p><strong>Materials and methods: </strong>A total of 40 patients (57 DI) with narrow ridges were randomly allocated to control group employing RST, and to study group employing DET. Secondary stability, marginal bone loss (MBL), keratinized mucosa width (KMW), plaque index (PI), bleeding index (BI), and probing depth (PD) were assessed at baseline (time of definitive abutment and temporary crown placement) and then at 3, 6, and 12 months. Pain and number of analgesic tablets consumed were assessed daily during the first postoperative week.</p><p><strong>Results: </strong>Study group had lower pain levels during the first two postoperative days. Study group presented greater primary and secondary stability at baseline and at 3 months. Moreover, it had less MBL at all time points and more KMW at the sixth and twelfth months. Otherwise, both groups showed comparable results regarding PI, BI, and BD.</p><p><strong>Conclusions: </strong>Study group had superior performance, which may be attributed to the lower degree of trauma.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-23"},"PeriodicalIF":0.0,"publicationDate":"2025-06-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144478408","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparison of Complications Between Splinted and Nonsplinted Implants Installed in the Posterior Region.","authors":"Dae-Yeob KIm, Eun-Kyoung Pang, Seong-Ho Choi, Jong-Bin Lee","doi":"10.11607/jomi.11251","DOIUrl":"https://doi.org/10.11607/jomi.11251","url":null,"abstract":"<p><strong>Purpose: </strong>Prosthesis design, which affects the stress distribution and plaque control in the interproximal area between two adjacent implants, was a key-factor in the success of implant treatment, especially in the posterior region of the jaw. The aims of this study were to analyze and compare the long-term prognosis of splinted and nonsplinted types of implant-supported prostheses in the human molar region.</p><p><strong>Materials and methods: </strong>We analyzed 242 implants (121 sites) installed in the first and second molar regions in 102 patients. Implants were divided into splinted and nonsplinted groups. For each group, sex, age, implant position, bone grafting, functional loading periods (FLP), clinical crown/implant (C/I) ratio, crown height space (CHS), horizontal distance between implants, prosthesis types, and occurrence of complications were investigated.</p><p><strong>Results: </strong>Mechanical complications were observed at 9 sites in the splinted group and 2 sites in the nonsplinted group. Biological complications occurred at 16 sites in the splinted group and 5 sites in the nonsplinted group. In splinted group, a statistically significant relationship was found between biological complications and longer FLP, lower clinical C/I ratio, and lower CHS. In the nonsplinted group, mechanical complications were statistically significantly associated with lower CHS. The cumulative risk of biological complications increased dramatically from 90.33 months of FLP in the splinted group.</p><p><strong>Conclusion: </strong>Lower CHS was the most important cause of biological complications for splinted implants and of mechanical complications in the nonsplinted implants. An FLP of 90.33 months could be used as a reference time point for follow-up visits to identify and prevent biological complications in splinted implants.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-29"},"PeriodicalIF":0.0,"publicationDate":"2025-06-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144478403","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Assessing the Esthetic Impact of Platform Switching Implant Designs: A Systematic Review of Clinical Evidence.","authors":"Merve Benli, Monica J Cayouette","doi":"10.11607/jomi.11299","DOIUrl":"https://doi.org/10.11607/jomi.11299","url":null,"abstract":"<p><strong>Purpose: </strong>This systematic review aimed to evaluate the impact of platform switching (PS) implants on esthetic outcomes, focusing on peri-implant soft tissue stability and the overall esthetics of dental implant restorations.</p><p><strong>Materials and methods: </strong>MEDLINE (PubMed), Scopus, and Web of Science searches were conducted for in-vivo studies with implants with PS, specifically those focusing on peri-implant tissue levels, soft tissue behavior, and gingival contour. Two reviewers assessed the identified studies and data abstraction independently, and an additional hand search complimented this. The articles were limited to those in English published between January 1st, 2014, and June 1st, 2024.</p><p><strong>Results: </strong>The initial search yielded 91 results, of which 80 were selected for full-text review following abstract evaluation. 56 articles that did not meet the inclusion criteria were excluded, and the remaining 24 articles providing peri-implant soft tissue values were used in this review. The results showed that implants with PS improved scores for a pink esthetic score, mesial and distal papilla height, buccal peri-implant mucosal level, peri-implant mucosal zenith change, and visual analog scale-esthetic. In the anterior region, implants with PS demonstrated superior esthetic results, with better integration of the implant restoration into the natural dentition.</p><p><strong>Conclusion: </strong>The outcome of this review suggests that implants with PS improve esthetic outcomes by preserving peri implant soft tissue and enhancing tissue stability. These implants offer a promising solution for achieving optimal esthetic results in dental implant restorations, particularly in the anterior region. Further long-term studies are needed to confirm these benefits' sustainability and refine the selection of implant designs for optimal esthetic outcomes.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-33"},"PeriodicalIF":0.0,"publicationDate":"2025-06-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144478402","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of the Number of Mini-Dental Implants on the Bone Height Level in Mandibles Rehabilitated with Mini-Implant-Retained Overdentures: A Cohort Clinical Study.","authors":"Heba Elbelacy, Mona Samir Gaber, Gustavo Vicentis Oliveira Fernandes, Mohamed Rahhal","doi":"10.11607/jomi.11359","DOIUrl":"https://doi.org/10.11607/jomi.11359","url":null,"abstract":"<p><strong>Purpose: </strong>Implant-supported overdentures have shown promise in improving stability and function. The present study aimed to evaluate the bone level around implant-retained overdentures (IODs), comparing rehabilitations with 3 or 4 implants.</p><p><strong>Materials and methods: </strong>Twenty-four edentulous participants were selected for this study; they were aged 60-70, with adequate rounded ridge, height, and width bone level. The participants were divided into two groups: Group 1, four mini-implants installed in the interforaminal area retaining mandibular overdentures; Group 2, three mini-implants placed in the interforaminal area. Patients underwent surgical procedures, postoperative care, and follow-up evaluations over one year to assess implant stability and bone level changes. Patients were recalled for re-evaluation and adjustments (6, 9, and 12 months) for clinical assessment and analysis of the marginal bone height changes around the implants. The statistical analysis for the comparison used an independent t-test, and between central and peripheral implants, a paired t-test; significance level if p ≤ 0.05.</p><p><strong>Results: </strong>Comparing the results between central and peripheral implants revealed a non-significant difference in Group 1; therefore, in Group 2, there was only a significant difference after 12 months, in which the peripheral implant bone level was significantly higher than the central implant (p = 0.03). The intergroup evaluation revealed that Group 2 demonstrated significantly higher bone height levels than Group 1 (p = 0.0001). The bone level between central and peripheral implants decreased significantly in every successive interval of all implants except the central implant of Group 1.</p><p><strong>Conclusion: </strong>The findings suggest distinct differences in bone-level changes between central and peripheral implants and between the two different groups of implants.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-21"},"PeriodicalIF":0.0,"publicationDate":"2025-06-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144478404","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Peri-implantitis Risk Assessment (Pira) Part 2: Retrospective Study and Framework for an Evidence-Based Prediction Model for Clinicians.","authors":"Marc Quirynen, Mihai Tarce, Manoetjer Siawasch, Ana B Castro, Andy Temmerman, Wim Coucke, Wim Teughels","doi":"10.11607/jomi.11211","DOIUrl":"https://doi.org/10.11607/jomi.11211","url":null,"abstract":"<p><strong>Aim: </strong>To develop an online tool based on an evidence-based predictive model, which allows clinicians to accurately predict the risk of peri-implantitis in candidates for dental implant therapy.</p><p><strong>Material & methods: </strong>A retrospective study of patients attending a university implant review clinic was performed. The presence of peri-implantitis and related risk factors were recorded. A predictive model for peri-implantitis was then developed based on this data.</p><p><strong>Results: </strong>460 patients having 1,432 implants were included. Peri-implantitis was found in 78 (17%) patients. For partially edentulous patients (n=350, 60% female, average age 64.1 years), susceptibility to periodontitis (OR 0.48 [0.24;0.94], p = 0.03), the number of sites with probing pocket depth ³ 5 mm (OR 0.2 [0.10;0.40], p < 0.01) and smoking (OR 0.25 [0.09;0.66], p < 0.01) were significantly associated with peri-implantitis. For fully edentulous patients (n=50, 72% female, average age 72.2 years), implants placed in the maxilla displayed a greater risk (OR 0.15 [0.02;0.87], p = 0.03) of developing periimplantitis. A predictive model for the development of peri-implantitis was created, based on 8 patient-related risk factors for partially edentulous patients (sensitivity = 90.2%, specificity = 55.0%) and 4 risk factors for fully edentulous patients (sensitivity = 100%, specificity = 51.3%).</p><p><strong>Conclusions: </strong>The predictive model can be used for a pre-operative risk assessment of partially edentulous patients. Further validation and refinement of the model with additional data could enable its use for fully edentulous patients, and will improve its predictive power, thereby increasing its reliability.</p>","PeriodicalId":94230,"journal":{"name":"The International journal of oral & maxillofacial implants","volume":"0 0","pages":"1-21"},"PeriodicalIF":0.0,"publicationDate":"2025-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144287636","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}