BMC Oral Health最新文献

{"title":"Human calculus adhesive-induced periodontitis model recapitulating human periodontitis microbiota in rats.","authors":"Yuan You, Hong-Ling Wu, Dan-Yan Chen, Si-Yi Yu, Yue Xu, Ying Tang, Hua-Ling Sun, Cui Huang","doi":"10.1186/s12903-025-06398-0","DOIUrl":"https://doi.org/10.1186/s12903-025-06398-0","url":null,"abstract":"<p><strong>Background: </strong>Periodontitis is a chronic inflammatory condition characterized by oral dysbiosis. Current animal models of periodontitis using ligation and pathogen inoculation are time-consuming and do not reflect the chronic characteristics of human periodontitis. One of the significant differences is the difference between the current experimental animal periodontitis microbiome and human periodontitis microbiome. This study aims to establish a humanized rat model that mimics clinical conditions and approximates the microbial causes of human periodontitis.</p><p><strong>Methods: </strong>The human calculus adhesive-induced periodontitis (hCAP) was established by transplanting subgingival dental calculus from periodontitis patients to the subgingival surface of rats using universal adhesive. The study performed stereomicroscopy, micro-CT analysis, hematoxylin and eosin staining, tartrate-resistant acid phosphatase staining, qRT-PCR, ELISA, and 16s rDNA sequencing.</p><p><strong>Results: </strong>The hCAP group showed significant alveolar bone loss and osteoclast formation. The inflammatory factors in gingiva and serum were dramatically increased compared to the placebo rats, revealed by qRT-PCR and ELISA. The oral microbiota of the hCAP group was found to be more similar to that of patients compared with ligation with Porphyromonas gingivalis model, with enhanced colonization of Fusobacterium nucleatum subsp. polymorphum and Prevotella intermedia. The hCAP model also detected pathogenic bacteria of systemic diseases as shown in 16s rDNA sequencing.</p><p><strong>Conclusions: </strong>The hCAP model mimics clinical conditions, approximates the microbial causes of human periodontitis and preserve bacteria responsible for systemic diseases in the gingival area of rats. The hCAP model may help in understanding the association between periodontitis and systemic diseases.</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"1034"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552182","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":"A feasibility study of the costs and consequences of improving the oral health of older people in care homes: findings from the TOPIC study.","authors":"Ciaran O'Neill, Paul R Brocklehurst, Saif Syed, Michelle Harvey, Sana Daniyal, Sinead Watson, Nia Goulden, Anna Verey, Peter Cairns, Anja Heilmann, Zoe Hoare, Frank Kee, Joe Langley, Nat Lievesley, Andrea Sherriff, Craig J Smith, Rebecca R Wassall, Richard G Watt, Gerald McKenna, Georgios Tsakos","doi":"10.1186/s12903-025-06322-6","DOIUrl":"https://doi.org/10.1186/s12903-025-06322-6","url":null,"abstract":"<p><strong>Background: </strong>In the UK older adults in care homes have exhibited poorer oral health than age-equivalent persons in the community. In response the National Institute for Health and Care Excellence issued guidance (NG48) on the maintenance and improvement of oral health in this group. Currently, there is little evidence on the cost-effectiveness of such interventions. The aim of this study was to examine the feasibility of evaluating an intervention framed around NICE guidance.</p><p><strong>Methods: </strong>The study was undertaken in 22 care homes across 2 sites with eligibility criteria used to ensure access to residents for whom the oral health care intervention was relevant and who could consent to participation. The intervention followed the guidance issued by NICE in respect of care staff knowledge; oral health assessment and development of care plans, and provision of daily mouth care to residents. Quantitative and qualitative data were collected from residents and care home managers and interviews undertaken with a range of stakeholders. Quantitative data from residents comprised EQ5D5L at baseline, 6 and 12 months, qualitiative data was taken from interviews. Descriptive statistics and a discussion of themes raised in surveys and interviews was undertaken. The trial was registered with the UK's Clinical Study Registry (ISRCTN10276613) on 17/04/2020.</p><p><strong>Results: </strong>Of 119 residents recruited, 115 provided usable EQ5D5L data at baseline. The data had good face validity. Managers from 7 of 22 homes provided responses to the care home survey. All responding care homes routinely recorded information on care provided to residents and 5 of the 7 recorded information on the funding source for that care. Care assistant time was a key consideration among managers in terms of resource use. Residents overall quality of life was a key consideration among managers in terms of outcomes. Among key stakeholders, there was a universal appreciation of the need to improve the evidence base on the value for money of interventions framed around NG48.</p><p><strong>Conclusion: </strong>The study supports the case for the conduct of an economic evaluation in a definitive trial to address a manifest gap in the evidence base on oral hygiene interventions in this context.</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"1062"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552076","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":"Patient satisfaction with services at dental out patient department- mulago hospital, Uganda.","authors":"Ernest Mwebesa, Christine Nalwadda Kayemba, Ntuulo Juliet Mutanda","doi":"10.1186/s12903-025-06440-1","DOIUrl":"https://doi.org/10.1186/s12903-025-06440-1","url":null,"abstract":"<p><p>Patient satisfaction is crucial in the evaluation of the overall quality of dental healthcare. Patient satisfaction surveys are essential in obtaining a comprehensive understanding of the patient's need and their opinion of the service received at the healthy facility. The purpose of the study was to determine the level of patient satisfaction with dental services and associated factors at Dental Outpatient department (OPD), Mulago hospital. A cross-sectional study using a quantitative approach was conducted using exit interviews from 206 patients aged 18-60 years. Patient satisfaction was measured as a composite categorical variable obtained by asking a number of questions using a 4 point Likert scale ranging from 1-strongly Disagree, 2- Disagree, 3- Agree, 4- Strongly Agree. It was presented as a Binary outcome as Satisfied and Not satisfied. Descriptive statistics, Chi-square tests, Modified Poisson regression and Principal Component Analysis (PCA) were used during data analysis. Overall, 60.2% of the respondents were satisfied with dental services. Females were 126 (61.17%) while males 80 (38.83%). Secondary level education was 89 (43.20%) while no level of education was 11 (5.34%). Self-employed respondents were 75 (36.41%) while peasant farmers were 14 (6.80%). Age, marital status and occupation were significantly associated with patient satisfaction. PCA results show that patients were highly satisfied with the health providers' technical competence and least satisfied with physical environment. In conclusion, patient satisfaction was suboptimal at 60.2%. There is need for the hospital administration to improve the physical environment at the dental OPD.</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"1057"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552100","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":"Study on the prevalence situation of malocclusion and the influence on oral health-related quality of life and social psychology in adults of Kunming and Gongshan County, Yunnan Province.","authors":"Xinyu Xing, Canbang Peng, Meiying Wu, Yue Li, Yumiao Chen, Chengle Zhang, Congchong Shi","doi":"10.1186/s12903-025-06361-z","DOIUrl":"https://doi.org/10.1186/s12903-025-06361-z","url":null,"abstract":"<p><strong>Introduction: </strong>Malocclusion has a high prevalence and great harm. In Yunnan Province, China different in geographical environment, cultural practices, dietary habits, and uneven distribution of dental resources may lead to regional differences in malocclusion incidence and its effects on oral health-related quality of life and social psychology.</p><p><strong>Methods: </strong>This study employed random sampling to recruit 367 adults (aged 18-35) from Kunming City and Gongshan County. Malocclusion was evaluated using Angle classification and the Dental Aesthetic Index (DAI). The modified WHO questionnaire, OHIP-14 scales, and PIDAQ scales were used to assess the impact of malocclusion on oral health-related quality of life and social psychology.</p><p><strong>Results: </strong>(1) Class I malocclusion predominated in both regions, with Kunming showing significantly higher Class II prevalence (p < 0.05) while Gongshan had marginally more Class III cases. Within Gongshan's ethnic groups, although Class I remained most common, the Lisu subjects exhibited higher proportions of both Class II and Class III malocclusions. (2) In Kunming, DAI scores significantly correlated with paternal education level. (3) Kunming subjects affirmed biting or chewing difficulties had higher DAI scores than those denied, while the opposite was observed among the Nu ethnic subjects in Gongshan. (4) Kunming subjects' DAI scores showed a significant negative correlation with dental confidence in PIDAQ scale. However, in modified WHO questionnaire, Nu ethnic subjects who afraided smiling due to tooth appearance had significantly higher DAI scores than those who did not.</p><p><strong>Conclusion: </strong>(1) The prevalence of malocclusion varies in different regions. (2) There are certain differences in the types of malocclusion among different nationalities in the same area (Gongshan). (3) In two regions, the severity of malocclusion could affect the oral health-related quality of life and social psychology.</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"1001"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552108","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":"Clinical and histological indicators for malignant transformation of oral submucous fibrosis: an analysis of cases from a tertiary care center.","authors":"Vedaa Naik, Mathangi Kumar, Monica Charlotte Solomon, Chetana Chandrashekhar, Vasudeva Guddattu","doi":"10.1186/s12903-025-06443-y","DOIUrl":"https://doi.org/10.1186/s12903-025-06443-y","url":null,"abstract":"<p><strong>Background: </strong>Oral submucous fibrosis (OSMF), a potentially malignant disorder predominantly affecting South Asian populations, is characterized by irreversible progression and significant malignant transformation potential. Early identification of risk indicators is crucial for implementing preventive measures and appropriate interventions to curb disease progression. While clinical parameters and histological features have been studied independently, comprehensive analyses evaluating multiple clinical manifestations, histopathological characteristics, and their correlations remain limited, particularly in long-term studies. This study aimed to assess individual clinical and histological parameters, and evaluate their relationships to identify early indicators of malignant transformation, thereby enabling more effective early intervention strategies.</p><p><strong>Methods: </strong>A retrospective analysis of electronic records from January 2012 to July 2024 was conducted on 118 OSMF patients aged 20-70 years, excluding those with concurrent mucosal lesions or incomplete records. Clinical parameters, including fibrous bands, burning sensation, mouth opening (measured by Vernier caliper), ulceration, and mucosal blanching, were graded based on Haider's classification, while histopathological features such as epithelial thickness, keratinization, blood vessel characteristics, signet ring cells, inflammatory infiltration, and hyalinization were graded according to Pindborg and Sirsat's classification. Data analysis was performed using Jamovi Software, employing descriptive statistics and chi-square tests to assess categorical data, with statistical significance set at p < 0.05.</p><p><strong>Results: </strong>Among 118 OSMF patients (89.8% males, mean age 41 years), buccal mucosa was predominantly affected (93%). Major clinical features included burning sensation (87.3%), blanching (95.8%), and fibrous bands (96.6%). Of 106 patients, 41.5% showed Stage 1 mouth opening (> 20 mm), with 60% of malignant transformations occurring in this group. Histopathologically, 49.2% cases were moderately advanced, showing atrophic epithelium (56%), keratinization (85.6%), and juxta-epithelial hyalinization (92.4%). The study revealed a 4.2% malignant transformation rate, with epithelial dysplasia observed in 27% cases.</p><p><strong>Conclusions: </strong>The study highlights the significance of early diagnosis, as even in the initial stages of OSMF (mouth opening < 20 mm, grade 1), there were advanced histological changes that were observed along with a risk of malignant transformation. The observed rate of malignant transformation was 4.2% and hence prompt identification of the clinical and histological indicators for malignant transformation can help in improving patient outcomes.</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"1053"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552134","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":"To polish or not to polish? An evaluation of the accuracy in measuring depth of cure calculated by microhardness ratio.","authors":"Zeynep Hale Keleş, Musa Kazım Üçüncü","doi":"10.1186/s12903-025-06382-8","DOIUrl":"https://doi.org/10.1186/s12903-025-06382-8","url":null,"abstract":"<p><strong>Aim: </strong>This study aimed to evaluate the influence of surface polishing on the reliability of microhardness ratio-based assessment of depth of cure in resin-based composites.</p><p><strong>Materials and methods: </strong>A total of 60 composite discs (n = 10 per group) were prepared using six different resin-based composite materials. The tested materials included two conventional sculptable composites (Tetric Prime and Neo Spectra ST HV), one conventional flowable composite (Tetric EvoFlow), one bulk-fill sculptable composite (Tetric PowerFill), and two bulk-fill flowable composites (Tetric PowerFlow and SDR Plus), all prepared according to the respective manufacturers' instructions. Prior to microhardness measurements, the bottom-to-top surface microhardness ratios were assessed using three distinct approaches: 1)unpolished bottom/unpolished top, 2) unpolished bottom/polished top, 3) polished bottom/polished top. Vickers Microhardness Numbers (VHN) were determined under a load of approximately 50 g applied for 15 s. The threshold value for acceptable depth of cure was set at 80%.</p><p><strong>Results: </strong>Statistical analysis revealed significant differences in the depth of cure measurements of resin-based materials when evaluated using the unpolished bottom/polished top, polished bottom/top, and unpolished bottom/top approaches (p < 0.001). Among these, the lowest degree of conversion was consistently observed in the configuration where the bottom surface remained unpolished while the top surface was polished. Notably, SDR was the only material that surpassed the 80% threshold across all three evaluation methods.</p><p><strong>Conclusion: </strong>The unpolished bottom/polished top configuration resulted in the lowest conversion rates, primarily due to the increase in microhardness values caused by polishing the top surface. Whether or not surface finishing is applied has a substantial impact on the mechanical performance, and should therefore be thoughtfully considered when interpreting the effectiveness of polymerization.</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"987"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552136","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":"Effect of additional polishing on the color stability and surface roughness of single-shade resin composites.","authors":"Ayşenur Bulut, Oya Bala, Ceyda Sari, Sinem Akgül","doi":"10.1186/s12903-025-06279-6","DOIUrl":"https://doi.org/10.1186/s12903-025-06279-6","url":null,"abstract":"<p><strong>Background: </strong>The aim was to examine the effect of three polishing systems (TwistDia, SuperSnap, and Opti 1Step) and additional polishing on the surface roughness and color change of two universal resin composites (OptiShade and Omnichroma) immersed in coffee.</p><p><strong>Methods: </strong>A total of 80 samples were prepared, 40 samples for each of the resin composites (n:10). For the control group no polishing step was applied. Other samples were polished using Twist Dia, Opti 1Step, or SuperSnap. The baseline (T0) surface roughness and color parameters of the samples were measured. After the samples were immersed in coffee for 12 days (T1), and after the surface of the samples was polished, each sample were measured (T2).</p><p><strong>Results: </strong>In both universal resin composites, the lowest surface roughness values were obtained from the control group (p < 0.05). The highest surface roughness values were observed in the group polished with SuperSnap of OptiShade resin, both after immersed in coffee and after additional polishing(p < 0.05). İt was observed that samples prepared with OptiShade resin composite samples generally showed lower ΔE values compared than the other resin composites.</p><p><strong>Conclusions: </strong>Additional polishing applications, caused changes in color parameters and increases in surface roughness in single shade resin composites, although not statistically significant.</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"1027"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552159","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":"Fluoride mouthrinses for prevention of initial caries in orthodontic patients - a systematic review and meta-analysis.","authors":"Mikael Sonesson, Svante Twetman","doi":"10.1186/s12903-025-06374-8","DOIUrl":"https://doi.org/10.1186/s12903-025-06374-8","url":null,"abstract":"<p><strong>Background: </strong>Orthodontic patients are often instructed to use fluoride mouthrinses (FMR) to prevent caries during treatment with fixed orthodontic appliances (FOA). The aim of this study was to examine the caries preventive effect of FMR during FOA treatment based on randomized controlled trials.</p><p><strong>Methods: </strong>An information specialist searched five databases up to September 30, 2024. We included trials with parallel groups (intervention vs. control) and a minimum duration of six months. Based on the abstracts, the authors independently selected and reviewed full text papers, extracted key outcome data, and assessed the risk of bias. The primary outcome was incidence of enamel caries on subject level. We conducted a narrative synthesis and pooled comparable data in a random effects model.</p><p><strong>Results: </strong>We identified 22 studies of which seven, involving 704 patients, met the inclusion criteria. Five and two studies had moderate and high risk of bias, respectively. In all studies, FMR was additive to daily use of fluoride toothpaste. The intervention varied from twice daily to twice weekly and the duration ranged from six to 26 months. Five studies were included in a meta-analysis. The aggregated data showed a small risk difference of - 0.07 (95% CI -0.14; -0.01) in initial caries development adjacent to bracket base between the experimental and the control groups.</p><p><strong>Conclusion: </strong>This review found insufficient support for a general recommendation to use FMR during treatment with fixed orthodontic appliances in populations with regular use of fluoride toothpaste. This does not rule out the possibility that individual orthodontic patients may benefit from FMR after comprehensive risk assessment. Further investigations with standardized interventions and duration, reporting a core outcome set are required to clarify the effectiveness of fluoride mouthrinses in orthodontic patients.</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"1058"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552180","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":"Investigation of the expression of the C-terminal cross-linking telopeptide of type I collagen (CTXI) in saliva during early and delayed loading of dental implants.","authors":"Dania Hamid, Shaheen Ahmed, Abdul Hafeez Shaikh, Sadaf Nisar, Raheel Memon, Samreen Malik","doi":"10.1186/s12903-025-05529-x","DOIUrl":"https://doi.org/10.1186/s12903-025-05529-x","url":null,"abstract":"<p><strong>Background: </strong>Implants are commonly used as a treatment choice for partially dentate or edentulous patients. Currently, no specific biomarker for assessing the bone status around dental implants of healthy patients has been reported for evaluating bone deposition, resorption, or stability. CTXI (C-terminal telopeptide of type I collagen) is a known specific biomarker for bone resorption. However, CTXI levels in the saliva of healthy patients with dental implants have not been investigated.</p><p><strong>Objectives: </strong>This randomized controlled trial aimed to evaluate salivary CTXI levels in dental implant patients with early and delayed loading and to compare them with the values of the periotest to determine implant stability and loading time.</p><p><strong>Methods: </strong>This study was conducted in Karachi, Pakistan, and included 40 patients with dental implants placed in the posterior mandible. Patients were randomly divided into two groups based on the timing of implant loading: an early loading group, where implants were functionally loaded within 1 month of placement, and a delayed loading group, where implants were loaded after 3 months. The intervention involved functional loading of the implants according to the assigned group. Implant stability was assessed using a periotest on the day of surgery and at 1 month or 3 months, depending on the group. Additionally, saliva samples were collected from all patients at 1 month and 3 months to evaluate CTXI expression levels using sandwich ELISA.</p><p><strong>Results: </strong>A comparison by periotest showed that dental implants were stable in the early loading group and that osseointegration was good; thus, loading could be applied within one month of dental implant placement. However, in our study, the CTXI bone turnover marker was not detected in any group and thus cannot be used to indicate bone implant stability or loading time.</p><p><strong>Conclusion: </strong>This study demonstrates that early loading of dental implants can achieve stability and osseointegration within one month, as confirmed by Periotest measurements. However, salivary CTXI levels were undetectable in both early and delayed loading groups, indicating that this biomarker is unsuitable for assessing bone-implant stability or determining the optimal timing for implant loading in healthy patients. These findings suggest further research to explore alternative biomarkers for non-invasive osseointegration and implant stability monitoring.</p><p><strong>Trial registration: </strong>Retrospectively registered, ID: NCT06246097, Date of registration: 07/02/2024, ( https://clinicaltrials.gov/ct2/show/NCT06246097 ).</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"1013"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552189","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":"Adults' dental caries burden through the DMFT index: Tanzanian national pathfinder survey.","authors":"Kasusu Nyamuryekung'e, Hawa Mbawalla, Matilda Mlangwa, Joyce Masalu","doi":"10.1186/s12903-025-06233-6","DOIUrl":"https://doi.org/10.1186/s12903-025-06233-6","url":null,"abstract":"<p><strong>Background: </strong>Dental caries remains the most prevalent chronic disease globally. The DMFT (Decayed, Missing, and Filled Teeth) index is a key metric in oral epidemiology to quantify the prevalence and severity of dental caries. This study aims to assess the dental caries burden among adults in mainland Tanzania using the DMFT index.</p><p><strong>Methods: </strong>A national pathfinder survey was conducted using a cross-sectional design across 14 districts in 13 regions of mainland Tanzania. Site selection followed the World Health Organization's (WHO) basic oral health survey methods, employing a modified stratified-cluster sampling approach. Adult participants completed electronic questionnaires prior to clinical dental examinations. Questionnaires gathered sociodemographic data, self-rated dentition status, tooth brushing practices, whereas clinical dental examination assessed dental caries status using the DMFT criteria. All data collection and dental examinations adhered to WHO standard criteria. Data were analysed using SPSS version 23. Frequencies were calculated to determine the proportions of participants' mean DMFT components. Bivariate associations were analysed using Mann Whitney U-test and Kruskal Wallis to compare DMFT components with sociodemographic characteristics and self-rated dentition status, whereas logistic regression was utilised for multivariate analysis.</p><p><strong>Results: </strong>The survey included 1,386 participants aged 30-34, 35-44, and 50+, with 713 females (51.4%). Nearly half of the participants (49.1%) were aged 50 years or older. The mean DMFT score was 4.63 (SD 5.4), with 76.6% experiencing dental caries. The Missing teeth component accounted for the largest portion of the mean DMFT (52.4%), followed by the Decayed teeth component (45.8%). Only 3.5% of participants with dental caries had tooth fillings. Higher median DMFT scores were observed among females, participants aged 50 or more, with lowest education levels and poor self-rated dentition status. Increased DMFT scores were linked to brushing less than once daily (p < 0.05) and not using a toothbrush daily (p < 0.01).</p><p><strong>Conclusion: </strong>The high dental caries prevalence (76.6%) and sociodemographic disparities highlight the need for an integrated approach combining preventive measures, oral health promotion and improved access to dental services to address this challenge effectively in Tanzania.</p>","PeriodicalId":9072,"journal":{"name":"BMC Oral Health","volume":"25 1","pages":"998"},"PeriodicalIF":2.6,"publicationDate":"2025-07-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144552096","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}