Dental Traumatology最新文献

{"title":"Pediatric Maxillofacial Trauma: Machine Learning Based Predictive Modeling to Identify Trauma Patterns.","authors":"Elsy Antony, Saima Yunus Khan, Md Kalim Ansari, Divya Sanjay Sharma, Manoj Kumar Sharma","doi":"10.1111/edt.13077","DOIUrl":"https://doi.org/10.1111/edt.13077","url":null,"abstract":"<p><strong>Aim: </strong>To analyze the characteristics of pediatric facial trauma and predict factors influencing them through machine learning algorithms.</p><p><strong>Material and methods: </strong>A prospective hospital-based study was carried out between January 2024 and January 2025. All patients up to 15 years of age reporting with maxillofacial trauma formed the sample. Collected data was subjected to logistic regression analysis and machine learning algorithms (Bayesian Network, CHAID and Neural Network) to determine factors influencing pediatric maxillofacial trauma.</p><p><strong>Results: </strong>Logistic regression and Bayesian Network demonstrated 92.59% accuracy, whereas CHAID and Neural Network showed an accuracy of 78.40% and 74.69%, respectively. Bayesian Network and Logistic Regression with similar accuracy showed age (21.77%), (p = 0.014) as the variable with maximum predictor importance, followed by paternal education (15.65%), (p = 0.003), maternal education (12.55%), (p = 0.040) and parental employment (9.43%), (p = 0.040). Further, Bayesian Network showed RTA (9.66%), sex (6.36%), maxillofacial fracture treatment (5.99%), other causes of trauma (5.67%), religion (2.89%) and delay in TDI treatment (2.78%) as other predictor variables. Parental employment had the maximum predictor importance (17.36%) in the Neural Network, whereas maternal education demonstrated the highest predictor importance (33.03%) in the CHAID model.</p><p><strong>Conclusions: </strong>Age showed highest importance in predicting maxillofacial trauma when machine learning algorithms were used, followed by parental education and employment as other major predictors which suggested that children from lower socioeconomic status were more prone to trauma, as employment serves as a proxy for education.</p>","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144287159","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation of the Performance of Artificial Intelligence Based Chatbots in Providing First Aid Information on Dental Trauma According to the ToothSOS Application.","authors":"Ecem Elif Çege, Hamide Cömert, Neşe Akal, Ayşegül Ölmez","doi":"10.1111/edt.13078","DOIUrl":"https://doi.org/10.1111/edt.13078","url":null,"abstract":"<p><strong>Aim: </strong>The aim of this study was to evaluate the performance of ChatGPT-4o and Gemini Advanced artificial intelligence-based chatbots (AI-based chatbots) in providing emergency intervention recommendations for dental trauma with intraoral photographs of patients diagnosed with traumatic dental injuries, and to assess their compatibility with emergency intervention recommendations in the ToothSOS application.</p><p><strong>Material and methods: </strong>In this study, 80 intraoral photographs obtained from patients presenting with dental trauma were uploaded to two different AI-based chatbots (ChatGPT-4o and Gemini Advanced) and the responses generated by these systems were evaluated by four paediatric dentists. The evaluators scored the responses with a Modified Global Quality Score (GQS), referring to the English instructions of the ToothSOS application. In order to analyse the reliability of the responses, a total of three evaluation sessions were conducted 1 week apart.</p><p><strong>Results: </strong>The ChatGPT-4o performed better when all injury types were considered together (p = 0.012). It was found that the ChatGPT-4o performed much better in complicated crown fracture cases (p = 0.004) and the Gemini Advanced chatbot performed much better in critical dental injuries such as avulsion (p < 0.001).</p><p><strong>Conclusions: </strong>AI-based chatbots can be a helpful tool in the assessment of dental trauma. However, further development and expert validation are needed to improve their accuracy and consistency, especially in complex cases. Incorporating the International Association of Dental Traumatology (IADT) guidelines into the databases of these systems could improve the reliability of their recommendations. In addition, given the widespread use of AI-based chatbots in many fields, particularly health, they could contribute to public health by supporting access to accurate information.</p>","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-06-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144250914","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Teachers' Attitude Toward Situations of Dental Trauma in a Capital in Southeast Brazil.","authors":"Pamela Barbosa Dos Santos, Vanessa Felipe Vargas-Moreno, Gilda Rocha Dos Reis-Neta, Altair Antoninha Del Bel Cury, Maria Helena Monteiro de Barros Miotto","doi":"10.1111/edt.13076","DOIUrl":"https://doi.org/10.1111/edt.13076","url":null,"abstract":"<p><strong>Introduction: </strong>Teachers play a crucial role in first aid for dental trauma (DT), as children spend a large part of their time in schools. In these environments, accidents are frequent. Immediate and correct intervention is essential for prognosis.</p><p><strong>Aim: </strong>To assess the attitudes of teachers in the municipal school system in the municipality of Vitória-ES towards different DT scenarios and to associate them with socioeconomic, demographic, and functional variables.</p><p><strong>Material and methods: </strong>A quantitative, cross-sectional, and probabilistic study was carried out. Data was collected using self-administered and validated questionnaires, covering sociodemographic and functional information and teachers' knowledge of DT. To this end, teachers' attitudes were classified as correct or incorrect and assessed considering three different DT scenarios: 1-crown fracture; 2-lateral luxation; 3-tooth avulsion. Descriptive analyses, frequency tables, and statistical analyses using the chi-square test (p < 0.05) were carried out. A total of 292 teachers from 37 schools took part in the study.</p><p><strong>Results: </strong>Among the participants, 137 (46.9%) teachers had already witnessed cases of DT, 94 (68.6%) of which had occurred in the school environment. In addition, 274 (93.8%) of the teachers had never received formal guidance. In scenario 3 (tooth avulsion), only 18.3% of teachers answered correctly. Teachers who had received training in dental trauma had (33.3%) correct answers and (66.7%) incorrect answers. Teachers who had not received training got (13.1%) correct, while (86.9%) got it wrong. This difference was statistically significant (p = 0.03). Similarly, teachers who had experienced dental trauma showed a potentially significant association (p = 0.05) with correct attitudes.</p><p><strong>Conclusion: </strong>There was a high frequency of inappropriate behavior in the event of tooth avulsion, highlighting the need for first aid training. This reinforces the need for educational interventions in the school environment, aimed at providing adequate training in the correct handling of dental emergencies.</p>","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-06-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144250915","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Facial Trauma in E-Scooter vs. Bicycle Accidents: A Retrospective Comparative Analysis in a Metropolitan Setting.","authors":"Florian Dudde, Lawik Revend, Doha Revend, Oliver Schuck, Manfred Giese","doi":"10.1111/edt.13074","DOIUrl":"https://doi.org/10.1111/edt.13074","url":null,"abstract":"<p><strong>Aim: </strong>The increasing prevalence of E-Scooters has led to a rise in related injuries, particularly affecting the maxillofacial region. While bicycle-related facial trauma is well-documented, comparative data on E-Scooter injuries remain rare. This study aims to analyze and compare facial trauma patterns between E-Scooter and bicycle accidents in a metropolitan setting.</p><p><strong>Materials and methods: </strong>A retrospective analysis was conducted at the Department of Oral and Maxillofacial Surgery, including patients with facial trauma from E-Scooter or bicycle accidents between January 2023 and July 2024. Demographic data, accident characteristics, and injury patterns, including dental trauma, soft tissue injuries, and fractures, were analyzed using Chi-squared tests, independent t-tests, and Fisher's exact test.</p><p><strong>Results: </strong>A total of 272 patients were included, with 84 (30.9%) sustaining E-Scooter-related injuries and 188 (69.1%) bicycle-related injuries. E-Scooter users were significantly younger (36.5 ± 12.4 vs. 47.0 ± 14.2 years, p < 0.001) and more often female (64.3% vs. 33.0%, p < 0.001). Dental trauma was frequent in both groups, but tooth avulsions were significantly more common in E-Scooter accidents (53.6% vs. 19.7%, p < 0.001). Mandibular and nasal fractures occurred more frequently in E-Scooter users, while bicycle accidents resulted in more zygomatic and Le Fort fractures.</p><p><strong>Conclusion: </strong>E-Scooter and bicycle accidents exhibit distinct facial trauma patterns, likely due to differences in injury mechanisms. These findings highlight the need for enhanced safety regulations, including the wearing of protective gear and targeted prevention strategies for E-Scooter users.</p>","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144144523","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation of 3D-Printed Models in Dentoalveolar Trauma Simulation: A Randomized Trial in Undergraduate Dental Training.","authors":"Cemre Koç, Bahar Melis Akyıldız, Ayşe Taş","doi":"10.1111/edt.13065","DOIUrl":"https://doi.org/10.1111/edt.13065","url":null,"abstract":"<p><strong>Background/aim: </strong>This study evaluated the impact of simulation training using 3D-printed models on anxiety, stress, self-confidence, and knowledge among dental students managing dentoalveolar trauma.</p><p><strong>Material and methods: </strong>This prospective, randomized controlled trial was conducted with fourth-year dental students, who were assigned to two groups. The control group received theoretical instruction only, while the experimental group received theoretical instruction combined with simulation training using 3D-printed models. Prior to the simulation training (T1), all students attended a 30-min lecture covering four trauma types: uncomplicated crown fracture, complicated crown fracture, intrusive luxation, and avulsion. At T1, all students completed questionnaires and a visual analog scale (VAS) to assess anxiety (STAI Trait [T] and State [S]), stress, self-confidence, and knowledge. Following this, only the experimental group participated in the simulation training. At T2 (two weeks later), both groups completed the same questionnaires and VAS assessments. The control group participated in the simulation training after the study concluded. Statistical analyses were conducted using the chi-square test, McNemar test, independent samples t-test, Mann-Whitney U test, paired samples t-test, and Wilcoxon test, with statistical significance set at p ≤ 0.05.</p><p><strong>Results: </strong>Each group comprised 34 students, with no significant baseline differences in STAI-T scores (p = 0.57). At T1, no significant differences were observed between groups in STAI-S, VAS, confidence, or knowledge scores. At T2, the experimental group showed significantly higher self-confidence and knowledge scores than the control group (p < 0.001), although stress and anxiety scores remained comparable (p > 0.05). Within the experimental group, anxiety, stress, self-confidence, and knowledge scores improved significantly between T1 and T2.</p><p><strong>Conclusions: </strong>Incorporating 3D-printed models into simulation training significantly enhanced students' self-confidence and knowledge in dentoalveolar trauma management, underscoring the value of simulation-based training for improved educational outcomes.</p>","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144144522","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evidence Mapping and Quality Assessment of Systematic Reviews in Dental Traumatology: A 54 Months Update.","authors":"Nitesh Tewari, Pavithra Devi, Hemlata Nehta, Ekta Wadhwani, Rigzen Tamchos, Georgios Tsilingaridis, Vijay Prakash Mathur, Morankar Rahul","doi":"10.1111/edt.13073","DOIUrl":"https://doi.org/10.1111/edt.13073","url":null,"abstract":"<p><strong>Background/aims: </strong>This update of previously conducted evidence mapping and quality analysis of systematic reviews related to dental traumatology aimed to assess the distribution of systematic reviews published in a period of past 54 months in various domains and subdomains and evaluate their quality. An attempt was also made to compare the trends of methodological and quality characteristics between the two Evidence Mapping studies.</p><p><strong>Methods: </strong>An a priori protocol was prepared as per the recommendations of Global Evidence Mapping and registered in Open Science Framework. The boundary conditions were defined and a search was performed electronically by two authors on November 30, 2024 in PubMed, LILACS, Web of Science, Cochrane, Scopus, and EMBASE without any restrictions. EndNote Online was used to remove the duplicates and perform screening of titles and abstracts and the full texts. Data extraction was performed using a self-designed sheet and analyzed by the research group. AMSTAR-2 and ROBIS tools were used for assessing the quality of included systematic reviews.</p><p><strong>Results: </strong>The evidence mapping included 66 systematic reviews that could be distributed in six domains. The maximum number of them were in Epidemiologic domain (n = 21) and the subdomain of \"treatment protocols of permanent teeth\" (n = 14). The conclusion of 27 SRs was graded as inconclusive. An a priori registration of protocol was done in 55 SRs, majority of reviews did not have any restrictions in search, and gray literature search was done in 39 SRs. The most common risk of bias (ROB) tool used was the Jonna Briggs Institute's Critical Appraisal Checklist. The ROB of 51 SRs was low as per ROBIS, and high level of confidence was exhibited by 24 SRs as per AMSTAR-2.</p><p><strong>Conclusion: </strong>The highest number of SRs was seen in the domain of epidemiology, followed by therapeutic and prognostic domains. As per ROBIS, 77.27% of SRs were found to have low ROB with a high level of confidence in 39.4% SRs as per AMSTAR-2. There was significant improvement in methodological and quality trends as compared to the previous Evidence Mapping.</p>","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144102963","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Dental Trauma Education Among North American Dental Schools: Results From Multi-Center Interviews With Dental Educators.","authors":"Yuli Berlin-Broner, Zanib Kiani, Liran Levin","doi":"10.1111/edt.13070","DOIUrl":"https://doi.org/10.1111/edt.13070","url":null,"abstract":"<p><strong>Background/aims: </strong>Studies highlighted the limited confidence of general dentists to effectively manage dental trauma (DT) cases. DT education at the predoctoral level varies globally; however, little is known about it in North American dental schools. This gap in understanding could explain deficiencies in general dentists' treatment of DT cases. Therefore, this study aimed to gain insights into the existing predoctoral DT education across North American dental schools, identify gaps, and recommend improvements to refine and unify DT education.</p><p><strong>Methods: </strong>Interviews were conducted with DT instructors and curriculum coordinators from North American dental schools. A validated questionnaire was used for the interviews. The questionnaire was divided into three sections: DT curriculum, student assessments, and clinical exposure during predoctoral training. Qualitative data were analyzed individually and grouped for common findings.</p><p><strong>Results: </strong>The overall response rate was 62.6% (n = 52 universities). Sixty-three instructors from 48 dental schools participated in the analysis. Four schools opted out of the study. DT education was found to be fragmented in 47 schools, with a mean of 5.7 ± 1.57 h allocated to DT teaching. Only nine schools assessed students after completing DT coursework, and just one conducted a final examination solely on DT. All instructors reported insufficient clinical exposure to DT cases during rotations.</p><p><strong>Conclusions: </strong>Dental educators reported significant deficiencies in DT education in North American dental schools. Limited clinical exposure and an inconsistent curriculum may leave students ill prepared for managing DT cases. Increased hands-on experience and curriculum standardization across schools could improve DT education and preparedness.</p>","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144058311","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"What's Next in Dental Trauma? Innovations, Preventive Strategies, and Future Treatment Paths","authors":"Ana Beatriz Cantao,&nbsp;Liran Levin","doi":"10.1111/edt.13069","DOIUrl":"https://doi.org/10.1111/edt.13069","url":null,"abstract":"&lt;p&gt;Sport-related traumatic dental injuries (TDIs) are prevalent, particularly in contact sports like football, hockey, and basketball, where athletes face a higher risk of injury [&lt;span&gt;1, 2&lt;/span&gt;]. Custom-made sports mouthguards are widely recognized as one of the most effective preventive measures for preventing TDIs, offering superior protection compared to over-the-counter or boil-and-bite alternatives [&lt;span&gt;1&lt;/span&gt;]. Despite their proven effectiveness, there is no globally standardized approach to the design, fabrication, or usage of mouthguards, leading to inconsistencies in their protection quality. In this issue, Avgerinos et al. emphasized the need for mouthguards made from FDA-approved materials and offered a position statement for the proper selection, construction, clinical use, and maintenance of mouthguards [&lt;span&gt;3&lt;/span&gt;]. These guidelines highlight the importance of educating both dental professionals and athletes about the benefits of mouthguards in reducing the prevalence of TDIs in sports. The lack of a standardized approach to mouthguard fabrication underscores the need for global consistency to ensure that all athletes receive optimal protection against dental injuries.&lt;/p&gt;&lt;p&gt;Dental trauma is a prevalent concern in the field of dentistry, affecting individuals across various age groups, with the anterior teeth being the most commonly injured [&lt;span&gt;4, 5&lt;/span&gt;]. The most frequent types of dental trauma include crown fractures, avulsions, and luxations, with varying degrees of severity in pulp and surrounding periodontal tissues [&lt;span&gt;6, 7&lt;/span&gt;]. Effective treatment of these injuries is essential to restore both function and aesthetics [&lt;span&gt;7, 8&lt;/span&gt;]. Among the available treatment options, dental fragment reattachment has emerged as an ideal solution for rehabilitating fractured teeth. This technique involves reattaching the fractured dental fragment using adhesive materials, offering both aesthetic and functional benefits while maintaining the integrity of the original tooth structure [&lt;span&gt;9&lt;/span&gt;]. In this issue, Mulinari et al. conducted a bibliometric and altimetric analysis to explore the evolution of publications on this topic [&lt;span&gt;10&lt;/span&gt;]. This analysis provides insights into the scientific trends surrounding dental fragment reattachment, highlighting the growing body of research and its implications for clinical practice.&lt;/p&gt;&lt;p&gt;Traumatic dental injuries to the permanent dentition are a significant health problem with potential life-long consequences [&lt;span&gt;11&lt;/span&gt;]. One common and serious complication following dental trauma in children and adolescents is pulp necrosis in immature permanent teeth [&lt;span&gt;12, 13&lt;/span&gt;]. The treatment of these injuries can be particularly challenging due to the unique anatomical and physiological characteristics of immature teeth, such as open apex, unfavorable crown-to-root ratio, thin dentinal walls, and a higher risk of root fractures. These factors complicate tr","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":"41 3","pages":"241-245"},"PeriodicalIF":2.3,"publicationDate":"2025-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/edt.13069","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143914236","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Pattern of Traumatic Dental Injuries Among Victims of Interpersonal Violence: Evidence From a Reference Dental Service in Southern Brazil.","authors":"Henrique Freitas Jalil, Letícia Regina Morello Sartori, Glória Maria Gomes Dravanz, Leticia Kirst Post, Cristina Braga Xavier","doi":"10.1111/edt.13068","DOIUrl":"https://doi.org/10.1111/edt.13068","url":null,"abstract":"<p><strong>Aim: </strong>This study aimed to describe the prevalence of traumatic dental injuries (TDIs) with etiology attributed to interpersonal violence among cases treated at a referral center for the management of TDIs in Southern Brazil, to identify and characterize the latent classes of TDIs, and to assess whether there was an association between the types of interpersonal violence and both the types of TDIs and their latent classes.</p><p><strong>Methods: </strong>This observational retrospective study used data from dental records at a TDI's referral center. Records were included if TDI's etiology was related to interpersonal violence-community violence or family violence, and the first dental consultation occurred between 2011 and 2021. TDIs were classified using Andreasen's criteria. Latent Class Analysis was performed to identify latent classes of TDIs. Descriptive analysis was performed along with bivariate associations (Fisher's Exact and Wilcoxon-Mann-Whitney Tests). Stata 18.0 was used in all analyses (α = 5%).</p><p><strong>Results: </strong>This study included 118 dental records with interpersonal violence as the TDI's etiology (22.9%). Of these, 87.2% were classified as community violence and 12.7% as family violence. Most victims were male, aged 26-40, with 75.4% injured through bodily assault, often in public places. Crown fractures were the most common TDI (42.2%), followed by concussion/subluxations and avulsions (26.5%, both). The latent class analysis identified three TDIs' classes: dentoalveolar injuries, dental fractures, and combined injuries, with a probability of individual inclusion of 17.7%, 33.3%, and 49.9%, respectively. No associations were found between the type of interpersonal violence and TDIs nor latent classes.</p><p><strong>Conclusions: </strong>This study identified that 22.9% of TDIs were attributed to interpersonal violence, with crown fracture, concussion/subluxation, and avulsion being the most prevalent. TDI latent classes showed distinct and complex patterns. Although no associations with types of interpersonal violence were found, this study offers valuable evidence exploring TDI patterns in victims of interpersonal violence.</p>","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144053174","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Influence of Sport Impacts on Injuries of the Temporomandibular System: Frontal Impacts.","authors":"Annan Li, Bingmei Shao, Zhan Liu","doi":"10.1111/edt.13055","DOIUrl":"https://doi.org/10.1111/edt.13055","url":null,"abstract":"<p><strong>Objective: </strong>The orofacial injuries (temporomandibular joint (TMJ) injuries, mandible fractures, etc.) represent a high incidence in sports medicine. But the mechanism of injuries caused by sport impacts was poorly studied. This study aimed to fill this gap.</p><p><strong>Design: </strong>Different frontal impacts were applied to the finite element model. The motions and biomechanical responses of the joint and mandible were analyzed and compared with active open-closing mouth movement in order to evaluate injury causes.</p><p><strong>Methods: </strong>Firstly, the maxillofacial morphology and open-closing motion were captured. Then an improved FE maxillofacial model for dynamic analysis was established for impact and mouth open-closing simulations.</p><p><strong>Results: </strong>The rotation degrees of the mandible and the stress level of the TMJ increased as the impacts got greater. The disc sustained squeeze and the capsule sustained stretch. The mandibular body and ramus sustained greater stretch under impacts over 2000 N.</p><p><strong>Conclusion: </strong>It indicated that the injuries of the TMJ were primarily from excessive squeezing on the disc and stretching on the capsule, caused by excessive displacement of the condyle. The mandibular body and ramus were at great risk of fracture.</p>","PeriodicalId":55180,"journal":{"name":"Dental Traumatology","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144052804","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}