Journal of Clinical and Experimental Dentistry最新文献

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Sample size calculation practices in original research articles of the Journal of Conservative Dentistry and Endodontics (2021-2025). Journal of Conservative Dentistry and Endodontics(2021-2025)原创研究文章的样本量计算实践
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63814
Marco Sánchez-Tito
{"title":"Sample size calculation practices in original research articles of the Journal of Conservative Dentistry and Endodontics (2021-2025).","authors":"Marco Sánchez-Tito","doi":"10.4317/jced.63814","DOIUrl":"10.4317/jced.63814","url":null,"abstract":"<p><strong>Background: </strong>Sample size calculation is essential for methodological rigor and statistical validity in dental research, yet deficiencies in its reporting and coherence with statistical analysis remain frequent. This study aimed to evaluate the frequency and methodological coherence of sample size calculation practices in original research articles published in the Journal of Conservative Dentistry and Endodontics (JCDE).</p><p><strong>Material and methods: </strong>A methodological review was conducted, including original research articles published between January 2021 and December 2025. Extracted variables comprised study design, sample size reporting, characteristics of the sample size calculation, statistical tests applied, and coherence between the calculation model and the final analysis. Study designs were grouped into in vitro, clinical, and observational categories. Descriptive statistics were summarized using absolute and relative frequencies. Bivariate associations were assessed using the chi-square test, and multivariable logistic regression was used to identify factors independently associated with methodological coherence.</p><p><strong>Results: </strong>Of 631 eligible articles, 176 (27.9%) reported a sample size calculation. Complete and methodologically coherent reporting was identified in only 9 studies (1.43%). Methodological coherence differed significantly by study design in bivariate analyses (p &lt; 0.05). In the adjusted model, clinical and observational studies showed higher odds of coherent sample size calculation compared with in vitro studies.</p><p><strong>Conclusions: </strong>Sample size calculations in JCDE are infrequently reported and often methodologically incoherent. Study design appears to be a key determinant of coherence, underscoring the need for improved integration of statistical planning and reporting standards.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e366-e376"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119605/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772893","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Non-ulcerated Necrotizing Sialometaplasia: A case series. 非溃疡性坏死性唾液化生:一个病例系列。
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63606
Constanza Godoy-Latorre, Macarena Rodríguez-Luengo, Rolando Morales, Pablo Córdova, Maureen Marshall, René Martínez, Sven Eric Niklander
{"title":"Non-ulcerated Necrotizing Sialometaplasia: A case series.","authors":"Constanza Godoy-Latorre, Macarena Rodríguez-Luengo, Rolando Morales, Pablo Córdova, Maureen Marshall, René Martínez, Sven Eric Niklander","doi":"10.4317/jced.63606","DOIUrl":"10.4317/jced.63606","url":null,"abstract":"<p><p>Necrotizing sialometaplasia is an uncommon, locally destructive inflammatory condition that most frequently affects the minor salivary glands of the palate, although salivary glands at other sites can also be affected. Its clinical presentation is generally characterized by the presence of a painful, ulcerated swelling, but in the early stages, it might not be ulcerated which makes its diagnosis very challenging. Although it is a benign, self-limited condition, care must be taken during diagnosis, as it can mimic malignant processes, both clinically and histologically. Here we report three uncommon cases of non-ulcerated necrotizing sialometaplasia with its clinical and histopathological characteristics.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e424-e427"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119520/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772880","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Appearance of necrotizing sialometaplasia temporarily associated with MDMA consumption. 坏死性唾液化生的出现与吸食MDMA暂时相关。
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63836
Eymi Plaza-Matos, José López-Vicente, Nerea Larrea-Rodríguez, Javier Alberdi-Navarro
{"title":"Appearance of necrotizing sialometaplasia temporarily associated with MDMA consumption.","authors":"Eymi Plaza-Matos, José López-Vicente, Nerea Larrea-Rodríguez, Javier Alberdi-Navarro","doi":"10.4317/jced.63836","DOIUrl":"10.4317/jced.63836","url":null,"abstract":"<p><p>We reported the case of a 24-year-old woman presented with necrotizing sialometaplasia associated temporally with 3,4-methylenedioxymethamphetamine (MDMA) use. The patient reported having consumed MDMA powder licked onto the oral mucosa days before the appearance of the lesions. Symptomatic treatment of the presenting lesions was carried out, with a follow-up that demonstrated complete healing of the lesions. The clinical case is presented and possible pathophysiological mechanisms that may justify the relationship between MDMA and necrotizing sialometaplasia are discussed. This report describes the relationship between a new, previously undescribed aetiological factor related to necrotizing sialometaplasia.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e420-e423"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119550/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772788","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nerve Combing for Idiopathic Trigeminal Neuralgia Without Neurovascular Compression. 无神经血管压迫的特发性三叉神经痛的神经梳理。
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63726
Yoshihito Maruyama, Keita Takizawa, Kana Kawai-Ozasa, Andrew Young, Naoki Otani, Noboru Noma
{"title":"Nerve Combing for Idiopathic Trigeminal Neuralgia Without Neurovascular Compression.","authors":"Yoshihito Maruyama, Keita Takizawa, Kana Kawai-Ozasa, Andrew Young, Naoki Otani, Noboru Noma","doi":"10.4317/jced.63726","DOIUrl":"10.4317/jced.63726","url":null,"abstract":"<p><p>Trigeminal neuralgia (TN) is classified into classical, secondary, and idiopathic forms, but the pathophysiology and optimal surgical management of idiopathic TN remain controversial, especially in the absence of definite neurovascular compression. We report two cases of idiopathic TN successfully treated with nerve combing combined with posterior fossa exploration. A 44-year-old woman and a 73-year-old man presented with medically refractory paroxysmal facial pain, and preoperative MRI demonstrated vascular contact without clear compression. Intraoperatively, thickened arachnoid adhesions and axial torsion of the trigeminal nerve root were identified. Meticulous arachnoid dissection restored normal nerve alignment, followed by nerve combing. In one case, intraoperative compound nerve action potential monitoring suggested reduced neural hyperexcitability. Both patients achieved complete postoperative pain relief with only transient sensory disturbances. These cases indicate that axial torsion of the trigeminal nerve root caused by arachnoid adhesions may play a role in the pathophysiology of idiopathic TN. A diagnostic trial of carbamazepine can serve as a valuable adjunct for the clinical diagnosis of orofacial pain disorders suggestive of trigeminal neuralgia, even in the absence of neurovascular compression on MRI. Furthermore, nerve combing combined with meticulous arachnoid dissection may represent an effective surgical strategy for select patients.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e428-e432"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119554/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772802","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nonsurgical Periodontal Therapy for Diabetes Patients with Periodontal Disease. 糖尿病合并牙周病患者的非手术治疗
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63729
María José Moya-Villaescusa, Arturo Sánchez-Pérez, Marta Arráez-Monllor, Paloma Portillo-Ortega, Bibiana Mateos-Moreno
{"title":"Nonsurgical Periodontal Therapy for Diabetes Patients with Periodontal Disease.","authors":"María José Moya-Villaescusa, Arturo Sánchez-Pérez, Marta Arráez-Monllor, Paloma Portillo-Ortega, Bibiana Mateos-Moreno","doi":"10.4317/jced.63729","DOIUrl":"10.4317/jced.63729","url":null,"abstract":"<p><strong>Background: </strong>Diabetes mellitus (DM) and periodontitis are chronic conditions with a well-established bidirectional relationship. This interaction not only worsens periodontitis severity but also complicates glycemic control. We aimed to determine whether nonsurgical periodontal treatment reduces glycosylated hemoglobin (HbA1c) levels at 3 and 6 months in type II diabetic patients with periodontal disease.</p><p><strong>Material and methods: </strong>In this sequential case-control study conducted at the University Dental Clinic in Murcia, Spain, we enrolled thirty diabetic patients. Participants were allocated to either a test group (receiving comprehensive periodontal treatment with scaling and root planing) or a control group (receiving supragingival plaque removal only). Both groups received oral hygiene instructions. We evaluated periodontal parameters (HI, GBI, PPD, CAL) and HbA1c levels at baseline, 3, and 6 months, analyzing data with repeated-measures ANOVA and Bonferroni correction.</p><p><strong>Results: </strong>The periodontal treatment group demonstrated statistically significant reductions in HbA1c levels at both 3 and 6 months post-treatment (p &lt; 0.05). In contrast, we observed no significant changes in the control group.</p><p><strong>Conclusions: </strong>Our findings indicate that periodontal disease associates with elevated HbA1c levels in diabetic patients. Nonsurgical periodontal treatment significantly reduces both periodontal inflammation and HbA1c levels at 3 and 6 months, supporting its integration into comprehensive diabetes management.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e303-e308"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119648/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772841","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of gingival condition in asthmatic children. 哮喘患儿牙龈状况的评价。
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63556
Andrea Ruiz-Hernández, Francisco Javier Silvestre, Miguel Tortajada-Girbés, Javier Silvestre-Rangil
{"title":"Evaluation of gingival condition in asthmatic children.","authors":"Andrea Ruiz-Hernández, Francisco Javier Silvestre, Miguel Tortajada-Girbés, Javier Silvestre-Rangil","doi":"10.4317/jced.63556","DOIUrl":"10.4317/jced.63556","url":null,"abstract":"<p><strong>Background: </strong>Asthma is considered to be the most common chronic respiratory disorder in children, and it has been suggested that asthmatic children may be at an increased risk of developing gingival disease. A study was made to evaluate the level of oral hygiene and gingival health in asthmatic children, and to explore their possible relationship with the severity of asthma.</p><p><strong>Materials and methods: </strong>A total of 187 children (108 with asthma and 79 healthy controls) between 6-16 years of age were studied. A questionnaire was used to collect information on habits of oral hygiene. The presence of mouth breathing was recorded, and an oral clinical examination was carried out based on the following indices: Silness-Löe plaque index, simplified Greene-Vermillion oral hygiene index, Löe-Silness gingival index, Ainamo and Bay bleeding on probing index, and the community periodontal index (CPI). The severity of asthma was classified following the recommendations of the Spanish Guide on the Management of Asthma (Guía Española para el Manejo del Asma [GEMA]).</p><p><strong>Results: </strong>The level of oral hygiene was similar in both groups. Mouth breathing was more frequent among the asthmatic children (p&lt;0.001), and the gingival index and bleeding on probing scores were higher (p=0.005 and p=0.013, respectively).</p><p><strong>Conclusions: </strong>Mouth breathing was more common in the asthmatic children, and they had higher gingival index and bleeding on probing scores than the healthy controls, despite good habits of oral hygiene.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e335-e341"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119515/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772811","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Use and misuse of ANOVA in in vitro biomaterials studies: A methodological analysis of the last ten years in the Journal of Clinical and Experimental Dentistry. ANOVA在体外生物材料研究中的使用和误用:《临床与实验牙科杂志》近十年的方法学分析。
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63758
Marco Sánchez-Tito
{"title":"Use and misuse of ANOVA in in vitro biomaterials studies: A methodological analysis of the last ten years in the Journal of Clinical and Experimental Dentistry.","authors":"Marco Sánchez-Tito","doi":"10.4317/jced.63758","DOIUrl":"10.4317/jced.63758","url":null,"abstract":"<p><strong>Background: </strong>This study aimed to estimate the frequency and characterize the nature of methodological errors related to the selection, application, and interpretation of ANOVA and related tests in in vitro biomaterials studies published in the Journal of Clinical and Experimental Dentistry (JCED) over the last ten years.</p><p><strong>Materials and methods: </strong>A methodological review was conducted of original in vitro biomaterials articles published in JCED between 2016 and 2025. Studies reporting the use of ANOVA or derived procedures were included. Data were extracted on publication characteristics, statistical tests applied, verification of statistical assumptions, post hoc procedures, and statistical software. ANOVA use was classified as inappropriate when inconsistencies between reported and applied methods were identified, when assumption verification was inadequate or not specified, when post hoc procedures were inappropriate, or when statistical methods were incompletely reported.</p><p><strong>Results: </strong>A total of 345 in vitro biomaterials studies were included. Although ANOVA was widely used, complete verification of statistical assumptions based on model residuals was uncommon. The most frequent methodological errors associated with misused ANOVA were failure to specify the post hoc test used (50.0%) and inappropriate application of post hoc procedures (31.6%). Additional issues included incompatible post hoc tests following global analyses and discrepancies between methods and results.</p><p><strong>Conclusions: </strong>Despite its central role in in vitro dental research, ANOVA is frequently misused or inadequately reported in biomaterials studies. Strengthening statistical training and enforcing clearer editorial standards may substantially improve the validity, transparency, and reproducibility of experimental dental research.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e294-e302"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119564/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772939","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of ChatGPT's Accuracy, Repeatability, and Reasoning Ability in Prosthodontics Education: A Cross-Sectional Comparative Study with Prosthodontists. 评价ChatGPT在口腔修复学教育中的准确性、可重复性和推理能力:与口腔修复医师的横断面比较研究。
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63583
Naila Perween, Punit Raj Singh Khurana, Anju Aggarwal, Aditya Chaudhary, Kartika Nitin Kumar, Sahba Hassan, Athulya R Sekhar
{"title":"Evaluation of ChatGPT's Accuracy, Repeatability, and Reasoning Ability in Prosthodontics Education: A Cross-Sectional Comparative Study with Prosthodontists.","authors":"Naila Perween, Punit Raj Singh Khurana, Anju Aggarwal, Aditya Chaudhary, Kartika Nitin Kumar, Sahba Hassan, Athulya R Sekhar","doi":"10.4317/jced.63583","DOIUrl":"10.4317/jced.63583","url":null,"abstract":"<p><strong>Background: </strong>The integration of artificial intelligence (AI) tools like ChatGPT in dental education is increasing, yet their accuracy, reasoning quality, and reliability remain underexplored in specialized fields like prosthodontics. This study aimed to evaluate the performance of ChatGPT in answering prosthodontics-based questions by comparing its accuracy with that of experienced Prosthodontists, as well as assessing its repeatability and reasoning ability.</p><p><strong>Material and methods: </strong>A cross-sectional observational study was conducted using 36 validated prosthodontics-based questions, categorized by difficulty (easy, medium, hard) and type (theoretical, clinical). Responses were obtained from a panel of Prosthodontists via Google Form and from ChatGPT 4-o mini version, twice daily for 15 days. Each group generated 1080 responses. Accuracy of ChatGPT's responses was compared with Prosthodontists' responses. ChatGPT's reliability was assessed using Intraclass Correlation Coefficient (ICC), Standard Error of Measurement (SEM), and Coefficient of Variation (CV). Five subject matter experts rated ChatGPT's reasoning quality on a 3-point Likert scale, and Pearson correlation was used to analyze the relationship between reasoning and accuracy.</p><p><strong>Results: </strong>Prosthodontists outperformed ChatGPT in overall accuracy (p &lt; 0.05), with significant differences observed particularly for medium-difficulty and clinical questions. ChatGPT demonstrated fair reliability (ICC = 0.427), with SEM of 25.18 and CV of 61.7% indicating moderate variability. Reasoning analysis showed that 38.9% of ChatGPT's responses were rated strong, while 36.1% were rated poor. A significant positive correlation was found between reasoning quality and accuracy (r = 0.353, p = 0.035).</p><p><strong>Conclusions: </strong>ChatGPT demonstrates moderate ability in delivering accurate theoretical information but lacks consistency and clinical judgment. Its role should be limited to a supplementary aid in dental education, with expert oversight required to ensure accuracy and contextual relevance.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e342-e350"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119599/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772797","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Prevalence of impacted and supernumerary teeth among young Peruvians: A large cross-sectional study. 秘鲁年轻人中埋伏牙和多生牙的患病率:一项大型横断面研究。
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63746
Lilian Damián-Navarro, Manuel Esquivel-Ortega, Jhoana Mercedes Llaguno-Rubio, Gustavo Adolf Fiori-Chincaro, Luis Ernesto Arriola-Guillén
{"title":"Prevalence of impacted and supernumerary teeth among young Peruvians: A large cross-sectional study.","authors":"Lilian Damián-Navarro, Manuel Esquivel-Ortega, Jhoana Mercedes Llaguno-Rubio, Gustavo Adolf Fiori-Chincaro, Luis Ernesto Arriola-Guillén","doi":"10.4317/jced.63746","DOIUrl":"10.4317/jced.63746","url":null,"abstract":"<p><strong>Background: </strong>To determine the prevalence of impacted teeth (IT) and supernumerary teeth (ST) in young Peruvian individuals aged 13 to 20 years based on panoramic radiographs taken between 2020 and 2025. Materials and.</p><p><strong>Material and methods: </strong>This cross-sectional and retrospective study complied with all ethical standards. Digital panoramic radiographs from two radiological centers in Peru (n = 7,903) were evaluated to analyze and detect the presence of impacted and supernumerary teeth. All DPRs were assessed by two previously trained and calibrated investigators. Chi-square tests and binary logistic regression analyses were used, with a significance level set at p &lt; 0.05.</p><p><strong>Results: </strong>The study found a prevalence of impacted teeth (IT) of 58.7%, with no significant difference between sexes (p = 0.361). The prevalence of supernumerary teeth (ST) was 3.9% (males 5.5%, females 2.5%; p &lt; 0.001). Single ST were observed in 68.9% of cases, with no sex-related differences (p = 0.195). No maxillary or mandibular predominance was found (p = 0.717); however, a higher frequency of ST was recorded in the posterior region (56.1%, p = 0.088) and of the supplemental type (51.9%), with no differences by sex (p = 0.185). Binary logistic regression analysis revealed a higher risk of ST in males (B = 2.28, p &lt; 0.001), with no influence of age (p = 0.200). The most frequently impacted teeth were third molars (n = 3,579), followed by canines (n = 1,101) and incisors (n = 60).</p><p><strong>Conclusions: </strong>The prevalence of impacted teeth in young Peruvian patients was within the high range reported in the literature, with no significant differences by sex or age. Third molars were the most commonly impacted teeth, followed by canines. The prevalence of supernumerary teeth was within the average range reported in previous studies, being higher in males, predominantly single and located in the posterior region, with no age-related effect. Periodic radiographic evaluations during adolescence are recommended for early detection, as well as further research in young patients during the critical period of completion of permanent dental maturation.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e377-e385"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119684/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772869","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Influence of Polishing Protocols on Surface Roughness and Color Properties of a Zirconia-Based Nano-Hybrid Resin Composite. 抛光工艺对氧化锆基纳米杂化树脂复合材料表面粗糙度和颜色性能的影响。
Journal of Clinical and Experimental Dentistry Pub Date : 2026-02-26 eCollection Date: 2026-02-01 DOI: 10.4317/jced.63745
Eduarda Carla da Silva Souza, Larissa de Jesus Gomes, Leonardo Santos Barros, Débora Alves Nunes Leite Lima, Cecilia Pedroso Turssi, Fabiana Mantovani Gomes França, Roberta Tarkany Basting, Waldemir Francisco Vieira-Junior
{"title":"Influence of Polishing Protocols on Surface Roughness and Color Properties of a Zirconia-Based Nano-Hybrid Resin Composite.","authors":"Eduarda Carla da Silva Souza, Larissa de Jesus Gomes, Leonardo Santos Barros, Débora Alves Nunes Leite Lima, Cecilia Pedroso Turssi, Fabiana Mantovani Gomes França, Roberta Tarkany Basting, Waldemir Francisco Vieira-Junior","doi":"10.4317/jced.63745","DOIUrl":"10.4317/jced.63745","url":null,"abstract":"<p><strong>Background: </strong>This study evaluated the impact of polishing procedures on the surface texture and color stability of two nano-hybrid resin composites, with or without zirconia filler.</p><p><strong>Material and methods: </strong>Cylindrical specimens (6 × 2 mm) were fabricated using a nano-hybrid resin composite containing zirconia (Forma, Ultradent) or a composite without zirconia (Empress Direct, Ivoclar Vivadent). Specimens were subjected to two finishing and polishing protocols (n = 12): aluminum oxide abrasive disks (Sof-Lex, 3M) or disk-shaped abrasive rubbers (Jiffy, Ultradent). Roughness (Ra, µm) and color (CIEL*a*b* system, CIEDE2000, Vita shade guide units [SGU]) were measured at baseline, after polishing protocol, and after immersion in coffee solution.</p><p><strong>Results: </strong>were evaluated using linear mixed-effects models for repeated measures, along with Tukey-Kramer, Mann-Whitney, Friedman, and Nemenyi tests ( = 0.05). Results: All groups exhibited an increase in Ra after polishing, with the highest values observed in specimens polished with abrasive rubbers (p &lt; 0.05). SGU values significantly increased for both resin composites following coffee exposure, although the zirconia-based composite showed lower overall SGU changes (p &lt; 0.05). After staining, Eab and E00 values were greater for the abrasive rubber groups compared to the aluminum oxide disk groups and were also higher for the non-zirconia resin composite compared to the zirconia-based material (p &lt; 0.0001).</p><p><strong>Conclusions: </strong>Polishing with aluminum oxide abrasive disks resulted in smoother surfaces and reduced susceptibility to staining. Nevertheless, the zirconia-containing resin composite demonstrated superior color stability regardless of the polishing method.</p>","PeriodicalId":15376,"journal":{"name":"Journal of Clinical and Experimental Dentistry","volume":"18 3","pages":"e317-e325"},"PeriodicalIF":0.0,"publicationDate":"2026-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13119595/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147772770","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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