Journal of dentistry最新文献

{"title":"Exploring ageism and elderly care in dentistry: A comprehensive scoping review","authors":"Elis Ribeiro Mariucio Aranha ,&nbsp;Daniele Fernanda Felipe ,&nbsp;Lucas França Garcia","doi":"10.1016/j.jdent.2024.105524","DOIUrl":"10.1016/j.jdent.2024.105524","url":null,"abstract":"<div><h3>Objectives</h3><div>This scoping review aims to investigate the perceptions of dental professionals regarding aging and geriatric dentistry, as well as to identify studies focused on ageism in dental care.</div></div><div><h3>Data</h3><div>The review followed guidelines from the Joanna Briggs Institute and PRISMA-ScR. A systematic search was conducted in the databases, covering the period from 2019 to 2024.</div></div><div><h3>Sources</h3><div>PubMed, Scopus, and Web of Science were searched.</div></div><div><h3>Study selection</h3><div>Articles focusing on ageism or oral health in the elderly were included, while those with methodological flaws, duplicates, or unrelated content were excluded.</div></div><div><h3>Conclusions</h3><div>A total of 28 articles were included in the final analysis. The results reveal significant cultural differences in how ageism impacts dental care, with many dental professionals unprepared to treat elderly patients with physical and cognitive limitations. Geriatric dentistry remains underrepresented in dental curricula in some countries, leading to a shortage of specialized professionals. This review underscores the need for further research on the perspectives of practicing dentists and elderly patients to improve care and address the barriers caused by ageism.</div></div><div><h3>Clinical significance</h3><div>The review emphasizes the critical need to address ageism in dental care to enhance the quality of treatment for elderly patients. Effective strategies to counteract age-related biases can lead to improved clinical outcomes and more equitable care for all age groups.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105524"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142806611","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Assessment of silver-copper co-loaded mesoporous bioactive glass as an advanced pulp-capping material","authors":"Jung-Chang Kung ,&nbsp;Hui-Ci Yang ,&nbsp;Tsung-Ying Yang ,&nbsp;Chi-Jen Shih","doi":"10.1016/j.jdent.2024.105549","DOIUrl":"10.1016/j.jdent.2024.105549","url":null,"abstract":"<div><h3>Objectives</h3><div>To evaluate the multifunctionality of silver-copper co-loaded mesoporous bioactive glass (MBG), with the goal of developing an advanced pulp-capping material.</div></div><div><h3>Methods</h3><div>The synthesis of materials was conducted using the sol-gel method, following the approach described in previous studies but with some modifications. The composition included 80 mol% SiO₂, 15 mol% CaO, and 5 mol% P₂O₅, with additional components of 5 mol% silver, 5 mol% copper, or 1 mol% silver combined with 4 mol% copper, designated as Ag5/80S, Cu5/80S, or Ag1Cu4/80S, respectively. Furthermore, crystal phases, surface morphology, and ion-releasing activity were analyzed using X-ray diffraction (XRD), transmission electron microscopy (TEM), and inductively coupled plasma mass spectrometry (ICP-MS), respectively. Human umbilical vein endothelial cells (HUVECs) were employed to assess wound-healing effects, while human dental pulp stem cells (hDPSCs) were utilized to evaluate osteogenic effects.</div></div><div><h3>Results</h3><div>Textural analyses indicated that Ag1Cu4/80S was successfully synthesized using modified procedures, demonstrating comparable ion co-releasing activity. Ag1Cu4/80S exhibited low toxicity and high cell proliferation rates, with a migration rate of 46 %, significantly higher than the &lt;10 % observed in other groups. In terms of osteogenesis, hDPSCs treated with Ag1Cu4/80S displayed enhanced alkaline phosphatase activity, with mineralization levels 1.6-fold greater than those of untreated controls.</div></div><div><h3>Conclusion</h3><div>The synthesis of Ag1Cu4/80S was successfully optimized. This material demonstrated significant wound-healing and comparable osteogenic effects relative to other tested materials, highlighting its potential for dental applications.</div></div><div><h3>Clinical Relevance</h3><div>Ag₁Cu₄/80S demonstrated a comparable effect on osteogenesis, indicating its potential to promote mineralization and suggesting its applicability in dental treatments.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105549"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142914988","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Extended reality technology for alleviating adult dental anxiety: A systematic review and meta-analysis of randomized controlled trials","authors":"Zeng Yang ,&nbsp;Ping Liu ,&nbsp;Yu Luo ,&nbsp;Zhaowu Chai ,&nbsp;Bing Yang","doi":"10.1016/j.jdent.2024.105544","DOIUrl":"10.1016/j.jdent.2024.105544","url":null,"abstract":"<div><h3>Objectives</h3><div>To assess the effectiveness of extended reality (XR) technology in reducing dental anxiety in adults, through a systematic review and meta-analysis.</div></div><div><h3>Methods</h3><div>Comprehensive electronic and manual searches were conducted to identify randomized controlled trials published up to November 23, 2024, with no restrictions on publication year or language. Key outcomes included changes in anxiety and pain levels and cardiovascular indicators, such as blood pressure, heart rate, and oxygen saturation (SpO2). A random-effects model was used to evaluate the combined effects, with subgroup analyses exploring potential influencing factors. The updated Cochrane Risk of Bias 2 tool was used to assess the risk of bias. Meta-analysis was performed using RevMan 5.4.</div></div><div><h3>Results</h3><div>Of 1,207 screened records, 52 were retrieved for full-text evaluation, resulting in 10 studies meeting the inclusion criteria. The meta-analysis revealed that XR technology significantly reduced anxiety (mean difference [MD]:3.22, 95 % confidence interval [CI]:3.83 to -2.61; I² = 85 %), pain (MD:1.30, 95 % CI:2.07 to -0.53; I² = 84 %), and blood pressure scores (MD:3.34, 95 % CI:4.76 to -1.92; I² = 2 %). For cardiovascular indicators (heart rate, pulse, and SpO₂), the overall effect size was -3.83 (95 % CI:5.54 to -2.13; I² = 83 %).</div></div><div><h3>Conclusions</h3><div>Our findings suggest that XR technology effectively alleviates dental anxiety in adults. However, larger, rigorously designed trials to better understand its impact.</div></div><div><h3>Clinical significance</h3><div>XR technology reduces patients’ blood pressure, heart rate, pain, and anxiety during dental treatments. Rigorous, large-scale trials are needed to confirm its clinical effectiveness.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105544"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142915004","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Accuracy of periapical radiography with improvement filters in the detection of bone graft loss around dental implants","authors":"Fabiano Gava ,&nbsp;Leonardo Cabau ,&nbsp;Michelle Chang ,&nbsp;Ricardo Alves Matheus ,&nbsp;Hugo Gaêta-Araujo ,&nbsp;Polyane Mazucatto Queiroz","doi":"10.1016/j.jdent.2024.105543","DOIUrl":"10.1016/j.jdent.2024.105543","url":null,"abstract":"<div><h3>Objectives</h3><div>To evaluate the accuracy of radiographic filters to assess bone graft loss adjacent to dental implants.</div></div><div><h3>Methods</h3><div>Twenty-one dental implants were inserted into dry mandible alveoli. The interface between the implant and the alveolar cortex was filled with particulate synthetic bone graft. Three levels of bone graft loss (GL) were simulated: exposure of the implant-implant cover interface, exposure of the first implant thread, and exposure of the second implant thread. Periapical radiographs were acquired with VistaScan system, and all images were saved without an image filter (original) and with six filters applied: smoothing, emboss, inversion, Endo, Perio, and pseudocolorization. Three oral radiologists evaluated the bone graft loss using a five-point scale. The values ​​of area under the ROC curve (AUC), sensitivity, and specificity were calculated. One-way analysis of variance compared the diagnostic values for different levels of GL between the different filters considering a significance level of 5 %.</div></div><div><h3>Results</h3><div>There was a significant difference in AUC (<em>p</em> &lt; 0.001), sensitivity (<em>p</em> &lt; 0.001), and specificity (<em>p</em> &lt; 0.001) between the filters. There was no difference between smoothing (<em>p</em> = 0.390), Endo (<em>p</em> = 0.404), and Perio (<em>p</em> = 0.178) compared to the original images. Emboss and pseudocolorization generally present less satisfactory values.</div></div><div><h3>Conclusions</h3><div>The application of smoothing, Endo, and Perio filters in periapical radiographs does not compromise diagnostic accuracy for GL. However, the original images still demonstrate the best performance.</div></div><div><h3>Clinical significance</h3><div>Radiography is essential to evaluate bone graft around dental implants and, while original images present superior performance, most of enhancement filters do not impair the diagnostic accuracy. Clinicians may be able to select filters at their discretion for this diagnostic task.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105543"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143161660","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"White diet is not necessary during dental bleaching treatment: A systematic review and network meta-analysis of clinical studies","authors":"Eliseu Aldrighi Münchow ,&nbsp;Walkiria Schereschewsky Távora ,&nbsp;Henrique Tedesco de Oliveira ,&nbsp;Lucas Silveira Machado","doi":"10.1016/j.jdent.2024.105459","DOIUrl":"10.1016/j.jdent.2024.105459","url":null,"abstract":"<div><h3>Objectives</h3><div>This systematic review with network meta-analysis (NMA) answered whether a white diet is necessary during dental bleaching and if there was any coloring food impacting more significantly the bleaching potential.</div></div><div><h3>Data sources</h3><div>The review followed the PRISMA Extension Statement for NMA. Six electronic databases and gray literature were searched until April 2024.</div></div><div><h3>Study selection</h3><div>The eligibility criteria considered clinical trials comparing the bleaching efficacy in participants that followed a white diet (control) and those who had either a supplemented intake of pigments or an unrestricted diet. Risk of bias was assessed using RoB2 (randomized clinical trials/RCT) and ROBINS-I (non-randomized clinical trials/NRCT), and the quality of evidence was checked using GRADE. Color change data were compared using both standard pairwise meta-analysis (SPMA) and Bayesian NMA.</div></div><div><h3>Results</h3><div>From 1051 records, seven studies were included in the review (four RCT, three NRCT). All studies were classified as having low risk of bias. Regarding NMA, the control group achieved similar color change than the other groups that received pigment supplementation with grape juice, coffee, tea, wine, cola, or an unrestricted diet (p&gt;0.05). The GRADE analysis revealed a moderate quality of evidence.</div></div><div><h3>Conclusions</h3><div>The consumption of soft cola, coffee, black tea, grape juice, and red wine, as well as the consumption of a totally unrestricted diet, do not have a significant influence on the effectiveness of bleaching as compared to a white diet regimen.</div></div><div><h3>Clinical significance</h3><div>The accumulated evidence suggests that restricting the intake of dietary pigments during dental bleaching is not essential.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105459"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142667864","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Influence of the extension of the anchorage surface of mandibular overdentures on patient's quality of life and satisfaction: 5-year follow-up of a randomized clinical trial","authors":"Rangel Lidani ,&nbsp;Maria Clara Lisboa ,&nbsp;Alessandra Cadore ,&nbsp;Analucia G. Philippi ,&nbsp;Gabriela P. Sabatini ,&nbsp;Beatriz D. Mendes de Souza ,&nbsp;Luis André Mezzomo","doi":"10.1016/j.jdent.2024.105491","DOIUrl":"10.1016/j.jdent.2024.105491","url":null,"abstract":"<div><h3>Aim</h3><div>To evaluate the impact of extending the anchorage surface of mandibular overdentures on oral health-related quality of life (OHRQoL) and degree of satisfaction (SD) of edentulous patients.</div></div><div><h3>Materials and methods</h3><div>Edentulous patients were randomly assigned to receive a mandibular overdenture with 2 interforaminal implants (Control) or, in addition, 2 extra-short (4-mm) implants distal to the mental foramen (Experimental), all splinted with a non-cantilevered bar. The Oral Health Impact Profile for Edentulous (OHIP-EDENT) questionnaire and a Visual Analogue Scale (VAS) were used to measure OHRQoL and SD with treatment at 3- and 60-month follow-ups. Intraindividual comparisons at 3- and 60-months were analyzed using the Wilcoxon test. The Mann-Whitney U test was applied to compare different groups (Control vs. Experimental) at a significance level of 5 %.</div></div><div><h3>Results</h3><div>The results for mandibular overdenture remained consistent during the 5-year follow-up period. However, the addition of implants in the posterior region to increase the anchorage surface (Experimental) had a smaller positive impact on the “Functional limitation” (<em>p</em> = 0.009), “Psychological disability” (<em>p</em> = 0.032) and “Overall score” (<em>p</em> = 0.036) dimensions of the OHIP-EDENT, as well as on the “Cleaning ability” domain (<em>p</em> = 0.018) of the VAS compared to the Control group.</div></div><div><h3>Conclusion</h3><div>The addition of implants distally to the mental foramen to increase the anchorage surface did not significantly influence patient-centered outcomes when compared to the use of only 2 implants in an approach with anchorage limited to the interforaminal region.</div></div><div><h3>Clinical trial registration</h3><div>The current study was not registered in a public database as required. It is important to note that the recommendation for registration was introduced by the Committee of Medical Journal Editors in 2017, while patient inclusion in the research began in 2016. Since the data in this manuscript covers a follow-up period of up to 5 years after surgical intervention, late registration was not possible.</div></div><div><h3>Clinical relevance</h3><div>The addition of implants in the regions distal to the mental foramen, increasing the anchorage surface without cantilever, did not bring additional and significant patient-centered benefits compared to the installation of implants only in the interforaminal region.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105491"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142769296","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"What is the influence of the operator on the long-term survival of posterior partial lithium disilicate restorations in an undergraduate setting?","authors":"F.B. Vosmeijer ,&nbsp;M.M.M. Gresnigt ,&nbsp;A.J. Doeve ,&nbsp;A. Packer ,&nbsp;M.S. Cune ,&nbsp;M.C.F.M. de Kuijper","doi":"10.1016/j.jdent.2024.105522","DOIUrl":"10.1016/j.jdent.2024.105522","url":null,"abstract":"<div><h3>Objective</h3><div>To evaluate the influence of the (undergraduate) operator on the survival and success rate of posterior partial lithium disilicate restorations.</div></div><div><h3>Materials and methods</h3><div>Patients who received at least one posterior partial lithium disilicate restoration between 2009 and 2019 by undergraduates at the Center for Dentistry and Oral Hygiene in Groningen were included. Operator- (academic year (4th, 5th, 6th year)), patient- (presence of a nightguard, caries risk, age), tooth- (endodontic status, inlay/onlay, position of the restoration outline) and material-related factors (cement type, rubber dam use, Immediate Dentin Sealing) on the survival and success rate were analyzed using multilevel Cox regression (<em>p</em> &lt; 0.05).</div></div><div><h3>Results</h3><div>In total, 637 restorations were placed in 373 patients. On the level of survival, 100 restorations failed during the observation period (median follow-up: 70 months, interquartile range 48–99 months): 26 extractions, 61 restoration replacements and 13 biological complications. The overall 5- and 10-year cumulative survival rates were 89.1 % (95 % CI: 86.5 %-91.7 %) and 77.6 % (95 % CI: 73.1 % - 82.5 %) respectively. Multilevel Cox regression showed a medium to high caries risk (HR: 1.57; 95 % CI: 1.21 – 2.04) and an approximal outline located within 3 mm of the bone (HR: 1.52; 95 % CI: 1.05 – 2.22) as significant risk factors for failure. The academic year had no statistically significant effect.</div></div><div><h3>Conclusion</h3><div>The 10-year survival and success of lithium disilicate posterior partial indirect restorations placed by undergraduates was not significantly affected by the academic year of the operator.</div></div><div><h3>Clinical significance</h3><div>When a clear treatment protocol is followed, patient- and tooth-related factors rather than academic year of the operator appear to have a significant influence on the quality of posterior partial lithium disilicate restorations.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105522"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142800980","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Digital vs. conventional removable complete dentures: A retrospective study on clinical effectiveness and cost-efficiency in edentulous patients","authors":"Alessio Casucci ,&nbsp;Edoardo Ferrari Cagidiaco ,&nbsp;Giulia Verniani ,&nbsp;Marco Ferrari ,&nbsp;Andrea Borracchini","doi":"10.1016/j.jdent.2024.105505","DOIUrl":"10.1016/j.jdent.2024.105505","url":null,"abstract":"<div><h3>Objectives</h3><div>This study aimed to compare the clinical effectiveness and cost-efficiency of conventional and digital prosthodontic protocols, with a specific focus on milled and 3D-printed digital removable complete dentures.</div></div><div><h3>Methods</h3><div>This retrospective clinical study was conducted at the Removable Prosthodontics Department of the University of Siena. 60 patients were divided into two groups: 30 received conventional complete dentures, while the remaining 30 received digital complete dentures (15 milled and 15 3D-printed). Clinical outcomes were assessed using OHIP-14, bite force measurements, and masticatory performance tests before and six months after treatment. Treatment-related metrics, including chairside time, follow-up time, and laboratory costs, were recorded and compared across the groups. Statistical analysis was performed to determine the significance of differences between conventional and digital complete dentures, as well as between milled and 3D-printed digital complete dentures.</div></div><div><h3>Results</h3><div>The study revealed that digital complete dentures significantly reduced chairside time compared to conventional dentures, with average times of 154.31 ± 13.19 min for digital dentures and 218.00 ± 20.75 min for conventional dentures (<em>p</em> &lt; 0.0001). Laboratory costs were found to be statistically lower for digital dentures, (€378.79 ± 137.46 vs. €459.15 ± 63.72, <em>p</em> = 0.0059) compared to conventional dentures. No statistically significant differences were observed in bite force or masticatory performance between the groups. OHIP-14 scores indicated slightly lower patient satisfaction with digital dentures, but the difference was not clinically significant.</div></div><div><h3>Conclusion</h3><div>Digital removable dentures, including both milled and 3D-printed models, offer a practical and efficient alternative to conventional dentures, particularly in terms of reducing chairside time and laboratory costs.</div></div><div><h3>Clinical significance</h3><div>Digital removable dentures offer a practical and efficient alternative to conventional dentures, particularly in terms of reducing chairside time and costs. These simplified digital protocols could be applied in residential facilities or within national healthcare programs, improving access to prosthetic care for a larger number of patients.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105505"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142791927","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Impact of scanning interruptions on accuracy of implant-supported full-arch scans: An in-vitro pilot study","authors":"Alvaro Limones ,&nbsp;Gülce Çakmak ,&nbsp;Manrique Fonseca ,&nbsp;Andrea Roccuzzo ,&nbsp;Carlos Cobo-Vázquez ,&nbsp;Miguel Gómez-Polo ,&nbsp;Pedro Molinero-Mourelle","doi":"10.1016/j.jdent.2024.105503","DOIUrl":"10.1016/j.jdent.2024.105503","url":null,"abstract":"<div><h3>Purpose</h3><div>To assess the impact of involuntary interruptions (simulating tracking loss by moving the scanner out of its focal distance) and voluntary interruptions (pressing the scanner's turn-on button) on the accuracy of implant-supported full-arch scans using an intraoral scanner (TRIOS 5, version 22.1.10; 3Shape; Copenhagen, Denmark).</div></div><div><h3>Materials and Methods</h3><div>An edentulous model with four implants was digitized with an industrial scanner (Artec Micro II; Artec 3D) to create a reference scan. Four groups (<em>n</em> = 30) were established based on the number of interruptions during scanning: <em>Zero</em> Group (no interruptions; control group), 6-V Group (six voluntary interruptions), 6-I Group (six involuntary interruptions), and 12-I Group (twelve involuntary interruptions). Primary outcome was accuracy assessed by the Root Mean Square (RMS) method. Secondary outcomes included scanning time and the number of photograms. Data were analyzed using one-way ANOVA and post hoc Tukey multiple comparison tests (<em>α</em>=0.05).</div></div><div><h3>Results</h3><div>A total of 120 digital scans were conducted. The <em>Zero</em> group achieved a RMS error of 291 ± 47 µm, a scanning time of 68 ± 6s, and 1320 ± 129 photograms. 6-V group significantly reduced RMS error (MD -102 µm [IC 95 %: -141, -63]), decreased scanning time (MD -20s [IC 95 %: -25, -17]), and reduced photograms (MD -415 photograms [IC 95 %: -506, -324]) compared to the control group (<em>P</em>&lt;.001). Simulations of 6 or 12 involuntary interruptions did not affect accuracy compared to the control group (<em>P</em>&gt;.05).</div></div><div><h3>Conclusions</h3><div>Voluntary interruptions during scanning, achieved by pressing the scanner's turn-on button, appear to enhance accuracy due to image preprocessing, while involuntary interruptions had no significant impact on the accuracy of implant-supported full-arch scans.</div></div><div><h3>Clinical Significance</h3><div>Voluntary stop during scanning implant-supported full-arches may result in better-fitting prostheses owing to higher scan accuracy and efficiency.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105503"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142824280","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Positive reinforcement: Balancing negative and positive feedback for comprehensive improvement","authors":"E Barrow ,&nbsp;P Mylonas ,&nbsp;R Pattinson ,&nbsp;L Sadaghiani","doi":"10.1016/j.jdent.2024.105501","DOIUrl":"10.1016/j.jdent.2024.105501","url":null,"abstract":"<div><div>Patient feedback plays a vital role in healthcare, offering insights into the quality of care and promoting professional development. Despite the emphasis on feedback collection from regulatory bodies, institutional policies appear to focus on processing complaints and negative feedback over positive feedback.</div><div>The aim of this study is to investigate the processes relevant to the systematic logging of patient feedback in the dental hospitals across the UK and the Republic of Ireland.</div><div>A cross-sectional survey study was conducted with a prior local survey serving as a pilot. Of the 22 hospitals of the ADH, 13 responded to the questionnaire (59 %). Descriptive statistics including frequencies and percentages were produced to summarise the sample and data. Qualitative data were analysed using Braun and Clark's thematic analysis [1] following an inductive approach.</div><div>We found that the institutions of the ADH perceive that most negative feedback is logged, whereas most positive feedback is missed. It is evident that positive patient feedback is collected and logged less systematically than negative feedback, and most institutions acknowledge the need for improvement in this area. This discrepancy likely stems from a lack of structured procedures for encouraging and recording positive feedback.</div><div>Promoting positive feedback is crucial, as both positive and negative feedback offer valuable insights. To enhance feedback collection and utilisation, research should expand to include the perspectives of patients and individual clinicians. Furthermore, exploring the development of a universal feedback system could simplify and improve the collection and use of patient feedback across institutions.</div></div><div><h3>Clinical significance</h3><div>A discrepancy is apparent in the perceived effectiveness of feedback collected for staff and students, with students receiving more comprehensive feedback. An online platform for capturing patient expressions of gratitude can be beneficial, facilitating the recording of feedback as it is received and encouraging more patients to provide their input.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"153 ","pages":"Article 105501"},"PeriodicalIF":4.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142824288","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}