European Archives of Paediatric Dentistry最新文献

{"title":"Development and evaluation of an early childhood caries prediction model: a deep learning-based hybrid statistical modelling approach.","authors":"S Z Eusufzai, N B Jamayet, S Ahmed, M B Islam, W M A W Ahmad, M K Alam","doi":"10.1007/s40368-025-01046-1","DOIUrl":"https://doi.org/10.1007/s40368-025-01046-1","url":null,"abstract":"<p><strong>Purpose: </strong>An effective Deep learning (DL) based Early Childhood Caries (ECC) prediction model is crucial for early detection of ECC. This study aims to develop and evaluate a deep learning (DL) based hybrid statistical model for ECC prediction.</p><p><strong>Methods: </strong>The study employed a computational cross-sectional design, conducted over a three-year period from March 2021 to March 2024. Data analysis was carried out using a hybrid statistical approach that integrated bootstrap methods, Logistic Regression Modelling (LRM), and Multilayer Feed-Forward Neural Networks (MLFFNN). The sample comprised 157 parent-child pairs, providing a robust dataset for examining the research questions.</p><p><strong>Results: </strong>In the current study, the predictors named, \"mother's education\" (β₁: 0.423; p < 0.25), \"parent's knowledge of bottle-feeding habit during sleep can cause tooth decay\" (β₂: -1.264; p < 0.25), \"attitude towards the importance of oral health as general health\" (β₄: -1.052; p < 0.25) and \"parent's self-reported oral pain among their children\" (β₅: -2.107; p < 0.25) showed significant association with ECC. For this model, the Mean Absolute Deviation (MAD) was 0.02211, Predictive Mean Squared Error (PMSE) was 0.07909, and the accuracy level was 99.98%. No significant difference was observed from the t-test between the actual values and the predicted values of the model (p > 0.05).</p><p><strong>Conclusion: </strong>It has been shown that this unique deep learning-based ECC prediction model appears an effective tool with high accuracy and interpretability for ECC prediction. After implementing the oral health intervention program, focusing on the potential predictors of ECC obtained from this innovative model, policymakers could be able to evaluate their prediction models comparing their results with the findings of the current study. This comparison will guide them in understanding, designing, and implementing a more effective intervention program for ECC prevention.</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144054567","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":"Antibacterial effect, antiadherence, and antiacidogenicity properties of a dental varnish containing silver nanoparticles: an in vitro study.","authors":"C Butrón-Téllez Girón, I De Alba-Montero, L O Hernández-Arteaga, A Garrocho-Rangel, F Ruiz","doi":"10.1007/s40368-025-01048-z","DOIUrl":"https://doi.org/10.1007/s40368-025-01048-z","url":null,"abstract":"<p><strong>Aim: </strong>The aim of the present in vitro study was to synthesize and characterize green silver nanoparticles using Larrea tridentata leaf extract as a reducing and stabilizing agent and combining the nanoparticles with a commercial fluoride varnish (Fluor Protector^®) to evaluate the antibacterial activity in the production of acid and the adhesion of Streptococcus mutans and Lactobacillus acidophilus.</p><p><strong>Methods: </strong>Silver nanoparticles were synthesized by green synthesis using Larrea tridentata leaf extract as a reducing and stabilizing agent and characterized by UV-Vis spectroscopy, dynamic light scattering (DLS), and transmission electron microscopy (TEM). Minimum inhibitory and bactericidal concentrations were determined using microdiluted plates. Antibacterial activity compared using disc diffusion. Adhesion and acidogenicity tested on deciduous teeth, divided into experimental (fluoride varnish with silver nanoparticles) and control (fluoride varnish) groups. Microorganism adhesion quantified on enamel, pH readings after 24-h incubation. Analyzed using ANOVA, Tukey's test, and Mann-Whitney U.</p><p><strong>Results: </strong>Fluoride varnish with silver nanoparticles showed better antibacterial activity than nanoparticles and varnish alone. Fluoride varnish with silver nanoparticles was more effective compared to fluoride varnish in inhibiting the adhesion and pH decreases of Streptococcus mutans and Lactobacillus acidophilus on the sound enamel, with statistically significant differences (p < 0.001).</p><p><strong>Conclusions: </strong>Fluoride varnish with silver nanoparticles has a good antibacterial effect for inhibiting the adhesion and production of acid being is important in the prevention and the initial stages of dental caries.</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144041049","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":"Root resorption pattern and root length of mandibular primary molars in children: a cross-sectional radiographic study.","authors":"C S Garcete Delvalle, M Bruna Del Cojo, M R Mourelle Martínez, M J De Nova García","doi":"10.1007/s40368-025-01052-3","DOIUrl":"https://doi.org/10.1007/s40368-025-01052-3","url":null,"abstract":"<p><strong>Purpose: </strong>To determine the root resorption pattern and calculate the root resorption length of mandibular primary molars in children.</p><p><strong>Methods: </strong>A cross-sectional and descriptive study was conducted of 367 panoramic radiographs of healthy nonorthodontic children, 169 girls with a mean age of 9.39 years and 198 boys with a mean age of 9.02 years. The length of the mesial and distal roots of the primary molar was calculated using a computer program (PixelStick®) that measures the pixels indicated in the image. Student's t test, the Mann‒Whitney U test and the Kruskal‒Wallis test were used for comparisons, and p < 0.05 indicated statistical significance.</p><p><strong>Results: </strong>A 0.84 mm delay in root resorption of the first mandibular primary molar (74) in boys was described. There was also a delay in the resorption of the mesial root of 0.89 mm and 1.12 mm from the distal root of the second mandibular primary molar (75) in boys and a significant increase in root resorption in girls (p < 0.05). The mesial and distal roots of the first mandibular primary molar were resorbed equally; however, the mesial root of the second mandibular primary molar was resorbed before the distal root.</p><p><strong>Conclusions: </strong>Delays in root resorption were detected in boys, whereas advances in root resorption were detected in girls. The root resorption pattern of the first mandibular primary molar was symmetrical; however, the resorption pattern of the second mandibular primary molar was asymmetric, with the mesial root being resorbed first. Clinical and radiographic monitoring of mandibular primary molars with unevenly resorbed roots is recommended to avoid the complications associated with over retained molars.</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143992222","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":"Association between maternal depression and early childhood caries in rural southern Brazil: a population-based cross-sectional study.","authors":"A V Camerini, A E R Silva, C A Feldens, R D Meucci, S O M Prietsch","doi":"10.1007/s40368-025-01047-0","DOIUrl":"https://doi.org/10.1007/s40368-025-01047-0","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of the present study was to investigate the association between maternal depressive symptoms and Early Childhood Caries (ECC) in children residing in rural communities in southern Brazil.</p><p><strong>Methods: </strong>A population-based cross-sectional study was conducted with 236 children aged 1-5 years and their mothers. Mothers answered the Patient Health Questionnaire (PHQ-9) addressing depressive symptoms and a structured questionnaire investigating demographic, socioeconomic and behavioural characteristics. The mothers and children underwent oral health examinations using the WHO criteria (DMFT and dmft index, respectively). The outcome was the occurrence of ECC (dmft ≥ 1) and the main exposure was symptoms of maternal depression. Poisson regression with robust variance was used to estimate prevalence ratios and 95% confidence intervals adjusted for potential confounding variables.</p><p><strong>Results: </strong>Overall, 37.7% of the children had ECC and 21.5% of the mothers had symptoms of depression. The prevalence of ECC was significantly higher among children of mothers with depressive symptoms (52.0%) compared to those of mothers without symptoms (34.6%). The multivariate analysis showed that the likelihood of ECC was nearly 50% higher in children whose mothers presented depressive symptoms (PR = 1.46; 95% CI 1.04-2.05) compared to those with mothers without depressive symptoms.</p><p><strong>Conclusion: </strong>The symptoms of maternal depression increased the likelihood of ECC in preschool children living in a rural area.</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143990597","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":"Root anatomy and canal configuration of primary molars: a systemic review and meta-analysis.","authors":"Q Wen, Y Wang, H Ren, X Chen, J Zheng, L Ge, Y Zhao","doi":"10.1007/s40368-025-01011-y","DOIUrl":"https://doi.org/10.1007/s40368-025-01011-y","url":null,"abstract":"<p><strong>Purpose: </strong>Precise knowledge of root and canal morphology in primary teeth is critical for endodontic success, yet existing studies are fragmented and lack synthesis. This systematic review and meta-analysis addresses this gap by investigating the distribution of root numbers, canal configurations, and root lengths in human primary molars, while exploring possible influencing factors.</p><p><strong>Methods: </strong>A literature search was conducted through PubMed, ScienceDirect, Web of Science, the Cochrane Library, and China National Knowledge Infrastructure (CNKI) up to September 2023. Retrospective studies using patients' cone-beam computed tomography (CBCT) data or cross-sectional studies utilizing computed tomography (CT) or CBCT on extracted primary molars reporting on the root canal morphology of primary molars were included. Study quality was assessed using a modified Newcastle-Ottawa Scale. A meta-analysis was performed to estimate the proportions of root and canal numbers and calculate the mean values of root lengths. Forest plots were used to present the results.</p><p><strong>Results: </strong>The search strategy identified 799 records. After screening abstracts and full texts, 30 studies met the inclusion criteria. Of these, 2 studies had a high risk of bias, 23 a moderate risk, and 5 a low risk. The meta-analysis revealed that primary maxillary first molars were predominantly three-rooted (80.2%) with three canals (96.9%), while primary maxillary second molars were primarily three-rooted (89.7%) with three or four canals (84.4% and 14.7%, respectively). Primary mandibular first and second molars typically had two roots with M2D2 being the most common canal type, though the former showed high variability in canal configurations. Root lengths were also analyzed. Subgroup analysis indicated that heterogeneity may be influenced by country and data source, while no significant differences were associated with imaging techniques.</p><p><strong>Conclusions: </strong>Primary maxillary molars are predominantly three-rooted with three canals, while primary mandibular molars typically had two roots with four canals. Variations in root anatomy and canal configuration should be considered during endodontic treatment of primary teeth. High heterogeneity and methodological inconsistencies limit the current evidence, highlighting the need for future research to address contributing factors to heterogeneity and to develop standardized methods for assessing root and canal morphology in the primary teeth.</p><p><strong>Trial registration: </strong>PROSPERO registration no. CRD42023414536 on 2023.04.</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144050901","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 3D printed resin crown versus prefabricated zirconia crown for restoring pulpotomized primary molars: in vitro evaluation of fracture resistance and marginal gap.","authors":"E I A Elnagar, G G Allam, N M A Khattab","doi":"10.1007/s40368-025-01038-1","DOIUrl":"https://doi.org/10.1007/s40368-025-01038-1","url":null,"abstract":"<p><strong>Aim: </strong>This in vitro study aimed to evaluate the marginal gap and fracture resistance of 3D printing microfilled hybrid resin crowns in comparison to prefabricated zirconia crowns on pulpotomized primary teeth.</p><p><strong>Materials and methods: </strong>Twenty primary molars were selected for the study and randomly divided into two groups (n = 10). Group1 received 3D printed microfilled hybrid resin crowns; Group 2 received prefabricated zirconia crowns. To simulate 6 months of oral conditions, thermodynamic cycling was performed, and the marginal gap was measured using a stereomicroscope with digital camera at 40 × magnification. For each sample, eight points along the margins for each axial surface were captured. The fracture resistance of each group was assessed by applying increasing load till crown fracture using a computer-controlled universal testing machine. Data were tested for normality using the Shapiro-Wilk test. Data were analyzed using an independent t test. A significant level was set at P < 0.05.</p><p><strong>Results: </strong>Regarding fracture resistance, 3D printed crowns group had statistically significant higher mean values than the prefabricated zirconia crowns group; the values were 1235.97 ± 412.12 N and 576.56 ± 221.53 N, respectively (P < 0.001). However, there was no significant difference in the marginal gap between the two types of crowns with average 32.00 ± 7.54 for 3D printed crowns and average 34.14 ± 9.79 for zirconia crowns (P < 0.001).</p><p><strong>Conclusion: </strong>3D printed microfilled hybrid resin crowns could be a suitable esthetic alternative for restoring pulp-treated primary molars. It is possible to provide an additional esthetic solution for the parents/children to satisfy the need for esthetic restoration of primary molars.</p><p><strong>Clinical trial: </strong>Not applicable (in vitro study).</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144053263","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":"Content validity of a novel instrument to measure oral health-related quality of life in intellectually disabled children.","authors":"D Anusha, S Keingadarane, D J Caplan, S Sivasamy","doi":"10.1007/s40368-025-01031-8","DOIUrl":"https://doi.org/10.1007/s40368-025-01031-8","url":null,"abstract":"<p><strong>Introduction: </strong>Oral health significantly impacts the quality of life, particularly in vulnerable populations such as children with intellectual disabilities (ID). Existing oral health-related quality of life (OHRQoL) instruments often fail to address the unique challenges faced by these children. This study aimed to develop and validate a novel instrument tailored to assess OHRQoL in intellectually disabled children aged 12-18 years.</p><p><strong>Materials and methods: </strong>The instrument was developed through a comprehensive process involving a literature review and thematic analysis of qualitative interviews with 22 mothers of intellectually disabled adolescents. Content validity was assessed using a panel of five experts from paediatric dentistry, public health dentistry, and research. Content Validity Ratio (CVR) and Content Validity Index (CVI) methods were employed to evaluate individual items and overall scale validity. Items with CVR ≥ 0.99 and I-CVI ≥ 0.78 were retained.</p><p><strong>Results: </strong>Out of 39 items, 37 achieved a CVR of 1.00, indicating strong consensus on their relevance. The overall S-CVI/UA was 0.864, and S-CVI/Ave was 0.986, reflecting excellent content validity. Two items with CVR scores of 0.2 were excluded. The overall clarity, relevance, and comprehensiveness scores were 2.89, 2.87, and 2.89, respectively.</p><p><strong>Conclusion: </strong>The instrument demonstrates excellent content validity and comprehensively addresses oral health-related quality of life (OHRQoL) challenges in children aged 12-18 years with intellectual disabilities in the Pondicherry City, India. However, considering potential cultural and age-related differences, further studies are warranted to validate its applicability across diverse populations and younger age groups.</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144020093","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":"Pharmacological approaches and physical restraint in dental care for individuals with intellectual and neurodevelopmental disabilities and challenging behaviour: a scoping review of patients' and caregivers' experiences.","authors":"A Camoin, D Faulks","doi":"10.1007/s40368-025-01041-6","DOIUrl":"https://doi.org/10.1007/s40368-025-01041-6","url":null,"abstract":"<p><strong>Purpose: </strong>There is controversy and debate around the use of pharmacological and physical dental behaviour support techniques amongst practitioners treating patients with challenging behaviour and intellectual and neurodevelopmental disabilities. However, the experiences of patients and caregivers remain underexplored. This scoping review aimed to identify the experience of patients with intellectual and neurodevelopemental disabilities and challenging behaviour and their caregivers regarding the use of physical and pharmacological procedures during dental care.</p><p><strong>Methods: </strong>A scoping review was conducted, incorporating evidence from both quantitative and qualitative study designs to clarify concepts and identify gaps in the literature, using all the main medical databases.</p><p><strong>Results: </strong>From 1575 screened records, 13 studies were included. Ten were quantitative or mixed-method studies focusing on the acceptance of behaviour support techniques from the caregiver's perspective, particularly for children with special needs. Seven studies were from the Americas, none from Europe or Africa. Two major themes emerged: validity of consent; and the acceptance of different dental behaviour support techniques by parents and caregivers.</p><p><strong>Conclusion: </strong>The most acceptable techniques for parents and caregivers were non-invasive, behaviour based support techniques. When these failed, physical support techniques seemed to be more acceptable than pharmacological approaches (sedation or general anaesthesia), although this may be related to cultural context and/or lack of financial support. No studies reported the patient perspective of behaviour support techniques so no conclusions can be drawn as to which techniques are acceptable from the patient's point of view. Further qualitative studies are essential to explore the experiences and expectations of patients with special dental care needs.</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144046328","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":"Prevalence of molar incisor hypomineralisation and associated factors amongst 8-year-olds in Ireland.","authors":"S Nic Ghearailt, N Coffey, M Harding, H Whelton, M Cronin, P James","doi":"10.1007/s40368-025-01033-6","DOIUrl":"https://doi.org/10.1007/s40368-025-01033-6","url":null,"abstract":"<p><strong>Purpose: </strong>To describe the prevalence of molar incisor hypomineralisation (MIH) and a selection of potentially associated factors amongst 8-year-olds in Ireland.</p><p><strong>Methods: </strong>This study reports cross-sectional data from the Fluoride and Caring for Children's Teeth (FACCT) study 2017. Eight-year-olds in Dublin (n = 786) and Cork-Kerry (n = 1524) were clinically examined for MIH (EAPD criteria) and dental caries (DMFT). The association between potential aetiological factors and MIH was assessed using multivariable logistic regression. Potential effects of MIH on dental caries, oral health-related quality of life (OHRQoL) and parental perceptions of the appearance of their child's permanent incisors were investigated.</p><p><strong>Results: </strong>MIH prevalence was 11% in Dublin and 9% in Cork-Kerry. In Dublin, prevalence of MIH was higher amongst children who had health problems in the past year. There was no association between community water fluoridation and MIH in Cork-Kerry. In both regions, dental caries was higher amongst children with MIH. Parents of children with MIH in Dublin and Cork-Kerry were more likely to have noticed marks on their child's permanent incisors. In Dublin, MIH was associated with poorer parent-reported OHRQoL. Parents of children with MIH in Cork-Kerry were less likely to be satisfied with the colour of their child's permanent incisors.</p><p><strong>Conclusions: </strong>MIH prevalence was 9-11%. The association between MIH and dental caries suggests that MIH severity in Ireland may be high. There is an urgent need for national data on MIH prevalence and severity, early identification of children with MIH and provision of preventive and treatment services in line with international best practise.</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-04-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144034069","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":"The effect of combined surgical-orthodontic treatment on the periodontal health of labially maxillary impacted canines: a systematic review of split-mouth studies.","authors":"A Xenou, I Pouliezou, A Mitsea, I Konstantinidis, D G Goulis, I Sifakakis","doi":"10.1007/s40368-025-01027-4","DOIUrl":"https://doi.org/10.1007/s40368-025-01027-4","url":null,"abstract":"<p><strong>Purpose: </strong>The present study aims to systematically review the literature on the effect of combined surgical-orthodontic treatment on the periodontal health of labially maxillary impacted canines, comparing the results between the three available surgical approaches, open and closed eruption technique and apically positioned flap.</p><p><strong>Methods: </strong>Seven electronic databases and three registers were searched until September 2024 and lists of references from relevant publications were screened to identify studies (randomised (RCTs) / controlled clinical trials (CCTs) and observational) assessing the periodontal status of labially maxillary impacted canines after combined surgical-orthodontic treatment. Participants consisted of medically and periodontally healthy individuals with labially impacted canines and their untreated contralaterals as comparison. The outcomes assessed were plaque accumulation, gingival inflammation, gingival recession, probing pocket depth, keratinised gingiva width, attached gingiva width, and crestal bone loss. The risk of bias was evaluated using the ROBINS-I tool for the CCTs and Newcastle-Otawa tool for the observational studies.</p><p><strong>Results: </strong>A total of 1829 studies were identified, and seven were included in the review (one CCT and six observational studies). All evaluated soft tissue periodontal parameters had the most negative outcomes after excisional uncovering, however these findings did not reach clinical significance. When closed eruption technique or an apically positioned flap was performed, the periodontal outcomes were similar to those of untreated teeth.</p><p><strong>Conclusions: </strong>This review found no clinically significant adverse effects on the periodontium after combined surgical-orthodontic treatment of labially impacted maxillary canines. Further high-quality, low-bias clinical trials are needed to assess post-treatment periodontal status.</p>","PeriodicalId":47603,"journal":{"name":"European Archives of Paediatric Dentistry","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144017904","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}