Oral health & preventive dentistry最新文献

{"title":"Dental Anxiety among Preschool Children Attending a Tertiary Children's Hospital: Associations with Previous Dental Experience, Parental Dental Anxiety, and Oral Health Indicators.","authors":"Yue Lv, Jiuying Li, Guoxia Yu","doi":"10.3290/j.ohpd.c_2842","DOIUrl":"10.3290/j.ohpd.c_2842","url":null,"abstract":"<p><strong>Purpose: </strong>To estimate the prevalence of child dental anxiety (CDA) and examine associations with previous dental experience, parental dental anxiety, caries, and oral hygiene among preschool children attending a tertiary children's hospital.</p><p><strong>Materials and methods: </strong>This cross-sectional study included 304 children aged 3-6 years. Parents completed the Children's Fear Survey Schedule-Dental Subscale (CFSS-DS) and Modified Dental Anxiety Scale (MDAS) and reported previous dental experience. CDA was defined as CFSS-DS ≥38. Caries and oral hygiene were assessed using the decayed, missing, and filled primary teeth (dmft) index and Simplified Oral Hygiene Index (OHI-S). Multivariable logistic regression was performed.</p><p><strong>Results: </strong>CDA was identified in 148 children (48.7%); receiving an injection was the item most frequently rated as fearful. Negative previous dental experience was associated with higher odds of CDA than no prior dental visit (adjusted odds ratio [aOR] = 6.41, 95% CI: 2.86-14.34). Greater dmft was associated with higher odds (per unit; aOR = 1.27, 95% CI: 1.15-1.41), whereas older age was associated with lower odds (per year; aOR = 0.48, 95% CI: 0.35-0.67). Parental education at master's level or above was also associated with lower odds. Adjusted linear associations of parental MDAS and OHI-S were not statistically significant.</p><p><strong>Conclusion: </strong>CDA was common in this hospital-based preschool sample. Negative previous dental experience and greater caries experience were associated with higher odds, whereas older age was associated with lower odds. Dental history and caries assessment may support individualized treatment preparation.</p>","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"993-1001"},"PeriodicalIF":1.7,"publicationDate":"2026-10-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13648030/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149138008","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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 Caries-Related Pulp Involvement on Oral Health-Related Quality of Life Among Turkish Preschool Children: A Cross-Sectional Study.","authors":"Gülser Kılınç, Gülçin Bulut, Saime Esin Güney","doi":"10.3290/j.ohpd.c_2839","DOIUrl":"10.3290/j.ohpd.c_2839","url":null,"abstract":"<p><strong>Objective: </strong>To assess the impact of early childhood caries (ECC) and caries-related pulpal involvement on the oral health-related quality of life (OHRQoL) of Turkish preschool children aged 12 to 72 months using the Early Childhood Oral Health Impact Scale (ECOHIS).</p><p><strong>Materials and methods: </strong>A total of 354 children aged 12 to 72 months with ECC and their parents/caregivers participated in this cross-sectional study. Oral examinations were performed using the decayed, missing, and filled teeth (dmft) index and the pufa index, which records pulpal involvement (P/p), ulceration (U/u), fistula (F/f), and abscess (A/a), followed by a structured interview with parents/caregivers to complete the validated Turkish version of the 13-item ECOHIS questionnaire.</p><p><strong>Results: </strong>The prevalence and mean scores of ECC (dmft) and pufa were 77.1%/5.77 ± 4.78 and 50.8%/1.54 ± 2.11, respectively. Increasing severity of ECC was significantly associated with poorer OHRQoL (P 0.001). Children with pufa > 0 had significantly higher ECOHIS scores (15.64 ± 7.69) compared to those with pufa = 0 (7.16 ± 6.67) (P 0.001). Multiple linear regression analysis revealed that pulpal involvement was the strongest predictor of OHRQoL deterioration (B = 7.656, 95% CI 5.790 to 9.523, P 0.001), explaining 28% of the variance in ECOHIS scores.</p><p><strong>Conclusion: </strong>ECC and pulpal involvement adversely affected the OHRQoL of Turkish preschool children and their families. The pufa index provides a clinically meaningful complement to the dmft index in assessing the true burden of untreated caries.</p>","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"985-991"},"PeriodicalIF":1.7,"publicationDate":"2026-10-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13648029/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149138038","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of Different Surface Treatment Protocols on Shear Bond Strength of Bulk-fill Resin Composite: an SEM Evaluation.","authors":"Ceyda Sarı, Cemile Kedici Alp, Sinem Akgül","doi":"10.3290/j.ohpd.c_2841","DOIUrl":"10.3290/j.ohpd.c_2841","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the repair bond strength of aged bulk-fill resin composites using various surface treatment protocols and analyze the composite-composite interface via scanning electron microscopy (SEM).</p><p><strong>Materials and methods: </strong>One-hundred fifty disk-shaped specimens (4 mm height × 5 mm diameter) were prepared from three bulk-fill composites. After thermocycling (10,000 cycles, 5°C-55°C), specimens were assigned to five groups: (1) control (no treatment); (2) Universal adhesive (UA); (3) 37% phosphoric acid + UA; (4) silane + UA; and (5) CoJet + Silane + UA. Filtek Bulk-Fill Flowable was applied as the repair composite. After 24-h storage, shear bond strength (SBS) was measured, and one specimen per group was examined under SEM.</p><p><strong>Results: </strong>Two-way ANOVA showed statistically significant effects of both surface treatment and composite type on SBS (p 0.05). CoJet + silane + UA produced the highest SBS values for all composites, whereas the untreated control produced the lowest values. No statistically significant difference was observed between UA and phosphoric acid + UA (p > 0.05), while silane + UA resulted in statistically significantly higher SBS values than both protocols. Material-dependent differences were observed in some treatment groups; however, no statistically significant differences among the three composites were detected following phosphoric acid + UA or CoJet + silane + UA treatment.</p><p><strong>Conclusion: </strong>Surface treatment statistically significantly improved the repair bond strength of aged bulk-fill composites. The combination of CoJet, silane, and universal adhesive provided the most effective bond enhancement.</p>","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"1003-1010"},"PeriodicalIF":1.7,"publicationDate":"2026-10-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13648031/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149138011","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Platelet-Rich Fibrin with Minocycline versus Arestin in Non-surgical Periodontal Therapy: A Split-Mouth Randomised Controlled Clinical Trial.","authors":"Nathan E Estrin, Paras Ahmad, Savannah Laurey, Nima Farshidfar, Richard J Miron","doi":"10.3290/j.ohpd.c_2810","DOIUrl":"10.3290/j.ohpd.c_2810","url":null,"abstract":"<p><strong>Purpose: </strong>Periodontitis is a chronic inflammatory disease and while non-surgical periodontal therapy (NSPT) remains the first choice of treatment, its capability to completely resolve inflammation may be limited. Arestin® (1 mg minocycline microsphere) is an established adjunct, whereas platelet-rich fibrin (PRF) has recently emerged as a promising local drug-delivery scaffold. This split-mouth randomised controlled clinical trial compared the clinical efficacy of adjunctive minocycline delivered via conventional Arestin® versus incorporation within a PRF scaffold for the treatment of 4-6 mm periodontal pockets after NSPT.</p><p><strong>Methods and materials: </strong>Fifteen participants were recruited, of whom 13 completed the 6-month follow-up. Each patient contributed two interproximal sites randomly allocated to receive either adjunctive PRF + Minocycline or adjunctive Arestin® after NSPT. Periodontal parameters, such as probing depth (PD), clinical attachment level (CAL), gingival recession (GR), and bleeding on probing (BOP), were measured at baseline and 6 months.</p><p><strong>Results: </strong>Both adjunctive approaches yielded statistically significant intra-group enhancements. Mean PD reductions were 1.13 ± 0.15 mm in the PRF + Minocycline group and 1.00 ± 0.67 mm in the Arestin® group. CAL gains were 1.02 ± 0.66 mm and 1.08 ± 0.61, respectively. Most sites in both groups showed CAL gains of 1 - 2 mm (61.5%), whereas 15.4% of sites attained a residual PD of 3 mm at 6 months. Inter-group comparisons revealed no statistically significant differences for PD (p = 0.609), GR (p = 0.096), or CAL (p = 0.789).</p><p><strong>Conclusion: </strong>These findings suggest that PRF + Minocycline yielded comparable short-term outcomes to Arestin® as adjunctive treatments during NSPT. Therefore, treatment selection may be based on clinician preference, patient-related factors, cost, availability, and handling characteristics. Larger RCTs with longer follow-up are necessary to confirm these findings.</p>","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"977-984"},"PeriodicalIF":1.7,"publicationDate":"2026-10-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13648032/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149137965","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring Associations Between Frequency and Methods of Cannabis Use and Tooth Loss.","authors":"Ray M Merrill","doi":"10.3290/j.ohpd.c_2829","DOIUrl":"10.3290/j.ohpd.c_2829","url":null,"abstract":"<p><strong>Purpose: </strong>The increasing use of cannabis for both medical and recreational purposes has been associated with negative effects on dental hygiene and oral health. This study examined the relationship between cannabis use and tooth loss.</p><p><strong>Materials and methods: </strong>Analyses included 577,848 adults who participated in the 2016, 2018, 2020, 2022, and 2024 cross-sectional Behavioral Risk Factor Surveillance System (BRFSS) surveys. The association between past 30-day cannabis use and tooth loss was evaluated using multinomial logistic regression, adjusting for age, sex, race/ethnicity, survey year, tobacco smoking status, and 10 chronic conditions.</p><p><strong>Results: </strong>About 12.3% of participants reported using cannabis in the past 30 days, with 6.5% classified as infrequent users and 5.8% as daily or near-daily users. Smoking was the most common method, especially among daily or near-daily users. Cannabis use was more common among younger adults, men, non-Hispanic Black and multiracial adults, and current or former tobacco smokers. Use also increased over time, particularly among daily or near-daily users. Tooth loss increased with age and was more common among cannabis users, especially daily or near-daily users and those who smoked cannabis. Adults who smoked cannabis had a significantly higher prevalence of tooth loss than those using other consumption methods. After adjusting for factors such as age, sex, race/ethnicity, tobacco smoking, and 10 chronic conditions, daily or near-daily cannabis use remained significantly associated with greater odds of tooth loss, while infrequent use did not. Tooth loss was also strongly associated with chronic diseases, including arthritis, depression, asthma, and diabetes. Daily or near-daily users showed stronger associations with some chronic conditions, although no statistically significant association was found with heart attacks.</p><p><strong>Conclusion: </strong>Frequent and smoked cannabis use are associated with poorer oral health outcomes, particularly increased tooth loss.</p>","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"965-975"},"PeriodicalIF":1.7,"publicationDate":"2026-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13641186/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149112948","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of Bletilla striata-Litsea cubeba Toothpaste on Clinical Indicators and Inflammatory Factor Levels in Gingival Crevicular Fluid in Patients with Biofilm-Induced Gingivitis: A Randomised Controlled Trial.","authors":"Ruohui Mao, Liang Yu, Xuezhen Gao, Jing Zhao, Yuanna Zheng","doi":"10.3290/j.ohpd.c_2776","DOIUrl":"10.3290/j.ohpd.c_2776","url":null,"abstract":"<p><strong>Objective: </strong>To preliminarily evaluate the clinical efficacy of Bletilla striata-Litsea cube-batoothpaste in patients with plaque-induced gingivitis and its impact on inflammatory factors in gingival crevicular fluid.</p><p><strong>Methods and materials: </strong>In a randomised clinical trial, 80 patients with plaque-induced gingivitis were randomly allocated to receive either Bletilla striata-Litsea cubeba toothpaste (experimental group) or negative control toothpaste (control group). Following a 2-week washout period, periodontal indices including the Turesky-modified Quigley-Hein Plaque Index (TmQHI) and Sulcus Bleeding Index (SBI), along with inflammatory cytokines (IL-1β, IL-6, TNF-α) quantified from gingival crevicular fluid (GCF) samples of the right mandibular first molars, were assessed at baseline (0 week), 4, 8, and 12 weeks. Statistical analyses employed repeated-measures analysis of variance (ANOVA) for longitudinal comparisons and independent samples t-tests for inter-group comparisons at identical time points, with statistical significance defined as α = 0.05.</p><p><strong>Results: </strong>The experimental group exhibited significant TmQHI and SBI reductions at 8 and 12 weeks (p 0.05) versus delayed changes in controls. IL-1β decreased significantly at 8 and 12 weeks with lower levels than controls (p 0.05); IL-6 declined earlier in the experimental group, while TNF-α reductions were comparable between groups.</p><p><strong>Conclusion: </strong>Compared with control, the novel toothpaste achieved earlier and greater improvements in periodontal indices and specific inflammatory mediator levels in plaque-induced gingivitis.</p>","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"937-946"},"PeriodicalIF":1.7,"publicationDate":"2026-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13624393/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149075561","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Analysis of Dietary Patterns Containing Curcumin and Oral Cancer.","authors":"Yi-Yang Zhao, Yuan Lai, Hao-Ran Duan, Zi-Ying Ji, Tian-Ke Li, Wei Sun","doi":"10.3290/j.ohpd.c_2832","DOIUrl":"10.3290/j.ohpd.c_2832","url":null,"abstract":"&lt;p&gt;&lt;strong&gt;Purpose: &lt;/strong&gt;This study aims to: (1) quantify the association between dietary intake of curcumin-containing foods (oranges and carrots) and the risk of oral cancer using NHANES data; (2) identify the consumption frequency threshold associated with reduced oral cancer risk; and (3) evaluate the predictive performance of a model incorporating curcumin-related dietary factors.&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Materials and methods: &lt;/strong&gt;This study is based on the 2003-2004 cycle data of the National Health and Nutrition Examination Survey (NHANES) in the United States, and a total of 2762 research subjects were included. Multiple statistical methods were comprehensively employed, including descriptive statistics to present differences in demographic characteristics and lifestyles, correlation analysis to measure the degree of association between variables, logistic regression analysis to identify the independent association between dietary intake of curcumin and the risk of oral cancer, trend test to determine whether there is a significant linear trend between dietary intake of curcumin and the risk of oral cancer, 3D bubble chart to visually display the interaction effect of the frequency of intake of two types of foods on the risk of oral cancer, SHAP-value analysis to quantify the influence of features on model output, confusion matrix and ROC curve to evaluate model performance, and a comprehensive analysis of the role of dietary intake of curcumin-containing foods in the onset of oral cancer.&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Results: &lt;/strong&gt;The results show that there are significant differences between the oral cancer group and the non-oral cancer group in terms of social economic status, lifestyle, and dietary intake of curcumin-containing foods. Social economic disadvantage may be associated with an increased risk of oral cancer, and the proportion of not consuming curcumin-containing foods is higher in the oral cancer group. Correlation analysis indicates that education level, poverty-income ratio, and dietary intake of foods containing curcumin such as oranges and carrots are negatively correlated with oral cancer, while smoking and drinking have positive correlations. Logistic regression analysis reveals that occasional consumption of oranges, frequent consumption of oranges, etc., rich in curcumin, are associated with the risk of oral cancer. Trend test analysis shows that as the frequency of intake of oranges and carrots increases, the proportion of oral cancer cases decreases (all p-values are all less than 0.01), indicating a statistically significant negative correlation between the frequency of intake and the prevalence of oral cancer. Interaction analysis shows that high-frequency intake of oranges or carrots is associated with a lower risk of oral cancer, and high-frequency intake of both is associated with a lower risk, while low-frequency intake of both is associated with a higher risk. SHAP-value analysis highlights the key role of dietary in","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"877-885"},"PeriodicalIF":1.7,"publicationDate":"2026-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13621950/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149075632","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring miR-144-3p Expression and its Diagnostic Value in Peri-Implantitis.","authors":"Gaoming Yan, Haiping Song, Huan Lou","doi":"10.3290/j.ohpd.c_2828","DOIUrl":"10.3290/j.ohpd.c_2828","url":null,"abstract":"<p><strong>Purpose: </strong>Micro-RNA (miRNA) is an emerging biomarker for periodontal disease. To determine its diagnostic value in peri-implantitis (PI) and its relationship with inflammatory factors, this study focused on miR-144-3p, potentially providing a much-needed new biomarker for PI.</p><p><strong>Materials and methods: </strong>A total of 98 healthy subjects and 114 PI patients were included in this study. Clinical parameters such as plaque index (PLI), sulcus bleeding index (SBI), probing depth (PD), full-mouth plaque scores (FMPS), clinical attachment level (CAL), and bleeding on probing/suppuration were recorded and compared. The quantification of miR-144-3p was performed using RT-qPCR. The ROC curve assessed the diagnostic value. The chi-squared test was utilized to analyze associations between the clinicopathological characteristics of PI and miR-144-3p level. Risk factors for PI were analyzed using logistic regression. HGFs were treated with LPS as the PI model. miR-144-3p was overexpressed or inhibited by transfection into the PI model. Then, cell viability and inflammatory factors were detected in the PI model.</p><p><strong>Results: </strong>Compared to controls, PI patients had statistically significantly higher PLI, SBI, PD, FMPS, CAL, and a higher rate of bleeding on probing/suppuration. The miR-144-3p level was increased and had high diagnostic value in PI. The presence of miR-144-3p was a risk factor for PI. In addition, the miR-144-3p level was closely related to clinical indicators in PI. In the PI model, overexpression of miR-144-3p reduced proliferation and increased inflammatory factor levels, while inhibition of miR-144-3p increased proliferation and reduced inflammatory factor levels.</p><p><strong>Conclusion: </strong>miR-144-3p correlated with clinical parameters such as PLI, SBI, PD, FMPS, CAL, and bleeding on probing/suppuration and participated in PI by regulating cell viability and inflammatory factors, supporting its potential as a clinically relevant biomarker for PI.</p>","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"947-954"},"PeriodicalIF":1.7,"publicationDate":"2026-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13624554/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149075603","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Oral Health Service Utilisation Behaviour and Its Influencing Factors Among Older Adults: An Empirical Study Based on the Composite Health Behaviour Model.","authors":"Xiaoyuan Pan, Shuwen Su, Jianli Li, Leyi Han, Xinyue Chen","doi":"10.3290/j.ohpd.c_2822","DOIUrl":"10.3290/j.ohpd.c_2822","url":null,"abstract":"<p><strong>Background: </strong>China's aging population faces significant unmet oral health care needs, with delayed service utilisation exacerbating disease burden. Currently, there is a lack of empirical research applying composite health models and analysing pathway relationships among influencing factors in this population.</p><p><strong>Methods: </strong>A cross-sectional study was conducted from July to September 2023 among 356 older adults in Foshan and Guangzhou using a theory-driven questionnaire. Group comparisons used independent t tests/analysis of variance for sociodemographic variables. Structural equation modelling (SEM) with maximum likelihood estimation was employed to validate pathways.</p><p><strong>Results: </strong>Significant differences were observed: sex and age affected individual model variables; education, residence location, and economic status influenced multiple variables; and living arrangement showed no significant effects. Only 34.04% of older adults proactively sought oral health knowledge, while 65.03% did not receive regular dental checkups. Just 51.84% sought treatment (scaling, fillings, extractions, dentures, implants). When acute oral pain disrupted daily life, 25.15% still delayed medical care. SEM revealed that behavioural intention/control had the strongest total effect on utilisation behaviour (β = 0.593) followed by perceived benefits (β = 0.404), subjective norms exerted only indirect effects (β = 0.216), and both subjective norms (β = 0.365) and perceived benefits (β = 0.282) directly influenced behavioural intention and control.</p><p><strong>Conclusion: </strong>Oral health service utilisation among older adults remains passive. The present authors' model identifies three key modifiable factors: behavioural intention and control, perceived benefits, and subjective norms. Strategies to enhance service utilisation should focus on strengthening social support and modifying unrealistic health perceptions.</p>","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"903-912"},"PeriodicalIF":1.7,"publicationDate":"2026-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13624389/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149075604","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Trends in the Prevalence of Tooth Loss Due to Dental Caries During Periods of Dental Health Insurance Expansion in Korea.","authors":"Jin-Sun Choi, Deuk-Sang Ma","doi":"10.3290/j.ohpd.c_2749","DOIUrl":"10.3290/j.ohpd.c_2749","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to examine national trends in the prevalence of tooth loss due to dental caries among Korean adults across periods of dental health insurance expansion.</p><p><strong>Materials and methods: </strong>Using data from the Korea National Health and Nutrition Examination Survey for 2007-2009 (pre-policy period) and 2016-2018 (post-policy period), this study examined changes in the prevalence of tooth loss due to dental caries among adults aged 19 years and older. A complex sample logistic regression analysis was conducted, adjusting for covariates such as sex, age, region, income level, toothbrushing frequency, and dental checkup history.</p><p><strong>Results: </strong>The prevalence of tooth loss due to dental caries was lower in 2016-2018 compared with 2007-2009. After adjustment for covariates, the odds of caries-related tooth loss were significantly lower in the later period (P 0.001). However, a higher prevalence persisted among older adults, individuals with lower income, and rural residents.</p><p><strong>Conclusion: </strong>This study identified a declining trend in caries-related tooth loss during periods of dental health insurance expansion in Korea. Despite overall improvements, socioeconomic and regional disparities remained evident, indicating the need for targeted strategies to address oral health inequalities among vulnerable populations.</p>","PeriodicalId":19696,"journal":{"name":"Oral health & preventive dentistry","volume":"24 ","pages":"895-901"},"PeriodicalIF":1.7,"publicationDate":"2026-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13624391/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"149075565","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}