Effect of CAD/CAM Abutment Morphology on the Outcomes of Implant Therapy: A Randomized Controlled Trial.

Objectives: Variations in transmucosal abutment contour design may affect the outcomes of implant therapy. This randomized controlled trial was primarily aimed at testing the effect that CAD/CAM zirconia abutments with either a concave or linear divergent transmucosal morphology have on peri-implant mucosal dynamics and indicators of peri-implant health at 1 year after final implant-supported prosthesis insertion in the anterior maxilla.

Materials And Methods: Following computer-guided implant placement and osseointegration, eligible subjects were randomized into either the experimental (concave morphology) or the control (linear divergent morphology) group.

State-Level Racial Inequity in Children's Dental Care Use in the U.S. and Association with State-Level Structural Racism.

Introduction: The aims of this study were to estimate state-level racial inequities in dental care use among children in the U.S., overall and by insurance type, and to examine relationships between inequities and state-level structural racism.

Medicaid Dental Benefits for Pregnant People and Dental Care Use Among Very Young Children.

Objectives: The aim of this study was to examine the association between Medicaid dental benefits for pregnant people and dental care use among very young children in Medicaid. We hypothesized that children living in states with more generous dental benefits for Medicaid-enrolled pregnant people would be more likely to have a recent dental visit.

Methods: This national cross-sectional study used pooled 2017-2019 data from the National Survey of Children's Health, as well as state Medicaid policy data.

A Social Media Intervention for Promoting Oral Health Behaviors in Adolescents: A Non-Randomized Pilot Clinical Trial.

Poor oral hygiene and excessive consumption of soda are among the main drivers of systemic health issues in adolescents in the United States. This non-randomized pilot clinical trial focused on the effects of a health text message system and smartphone-based intervention on adolescent tooth-brushing behavior and dietary choices, with a convenience sample of 94 participants aged 12 to 14 years old. A group of 75 participants agreed to use a tooth-brushing app and received a health text message; the other group of 15 agreed to use the tooth-brushing app, but did not receive a health text message.

Effect of silver nanoparticles associated with fluoride on the progression of root dentin caries in vitro.

Objectives: To assess the anti-proteolytic effect and potential to inhibit dentin root caries progression of a silver nanoparticle and fluoride solution (CNanoF) in comparison to silver diamine fluoride (SDF).

Methods: 48 specimens of root dentin artificial caries lesion were treated with 38% SDF, CNanoF, CNano or F (n = 6 per group). Ph cycling with demineralization and remineralization solutions simulated caries lesion progression.

Triad multisystem phenotype with high risk for developing temporomandibular disorders-characteristics and potential pathophysiology results from the Orofacial Pain: Prospective Evaluation and Risk Assessment dataset.

A multisystem phenotype with the Triad of bodily pain, psychological distress, and sleep disturbance was found to have high risk for developing initial onset of painful temporomandibular disorders (TMDs) in the multicenter Orofacial Pain: Prospective Evaluation and Risk Assessment dataset. In this study, we systemically examined phenotypic characteristics and explored potential pathophysiology in quantitative sensory testing and autonomic nervous system domains in this multisystem Triad phenotype. Secondary analysis was performed on 1199 non-Triad and 154 Triad TMD-free Orofacial Pain: Prospective Evaluation and Risk Assessment enrollees at baseline.

Fracture resistance of defective amalgam restorations repaired with a resin-based composite material.

Background: Repair is used to increase the longevity of defective restorations, such as large amalgams. The aim of this study was to investigate the fracture resistance and fracture modes of mesio-occlusodistal (MOD) amalgam molar restorations with extensive cuspal fracture repaired or replaced using a bulk-fill resin-based composite material.

Methods: Amalgam restorations were placed in 84 permanent extracted molars and randomly assigned (n = 14) to groups: (1) MOD amalgam, (2) composite repair of 1-cusp fracture and adjacent proximal box, (3) composite repair of 1-cusp fracture, (4) composite repair of 2-cusp fracture, (5) replacement of 1-cusp defect and existing MOD amalgam, (6) replacement of 2-cusp defect and MOD amalgam.

Development of Proanthocyanidin-Loaded Mesoporous Silica Nanoparticles for Improving Dental Adhesion.

Dentin biomodification is a promising approach to enhance dental tissue biomechanics and biostability for restorative and reparative therapies. One of the most active dentin tissue biomodifiers is proanthocyanidin (PAC)-rich natural extracts, which are used in the dental bonding procedure in combination with resin-based adhesives (RBAs). This study aimed to investigate the use of mesoporous silica nanoparticles (MSNs) for the sustained delivery of PACs for dentin biomodification as a novel drug-delivery system for dental applications.

Systematic review and meta-analysis of oral squamous cell carcinoma associated oral microbiome.

The intersection between the human oral microbiome and oral health is an emerging area of study which has gained momentum over the last decade. This momentum has motivated a search for associations between the oral microbiome and oral cancer, in hopes of identifying possible biomarkers that facilitate earlier diagnosis and improved prognosis for patients with that disease. The present study examined the relationship between the microbiome in the human oral cavity and oral squamous cell carcinoma (OSCC).

Dentist attitudes toward an annual benefit maximum in Iowa's adult Medicaid program.

Objectives: The Dental Wellness Plan (DWP) provides dental coverage for adult Medicaid enrollees in Iowa. In September 2018, a $1000 annual benefit maximum (ABM) was implemented in the DWP program. The aim of this study was to explore private dentists' attitudes toward ABMs and factors associated with ABM attitudes.

Conceptualizing the next patient interaction: A clinical skillset using an emulation model in critical thinking.

Conceptualizing: The next patient interaction is logical, essential, and largely done intuitively.

Main Purpose: To design and test a succinct learning guide for student guidance and student-faculty interaction in conceptualizing the next patient interaction.

Methods: In 2021 and 2022, faculty scored questions from 1-5: Recognize deviation from the ideal? Articulate how and how much the situation deviated? Gage consequences of the situation? Assess own capabilities? To what extent does the student have a clear grasp of the procedural outcome? Faculty were also given open-ended questions.

Development and validation of a nursing home mortality index to identify nursing home residents nearing the end of life in dental clinics.

Background: Nursing home (NH) residents seek care at dental offices, yet many of them are at the end of life. The uncertain life expectancy further complicates the care of NH residents. This study aimed to develop and validate a Nursing Home Mortality Index (NHMI) to identify NH residents in the last year of life.

A tool for incorporating interprofessional perspectives into dental students decision-making: A 2-year follow-up on this learning outcome.

Objectives: To analyze student performance when using a sustainable teaching tool developed to guide learning toward interprofessional perspectives.

Methods: This study compiled data about D4 students' performance when using an interprofessional education (IPE) teaching tool reported previously in this journal, during their 5-week Geriatric and Special Needs Program rotation in the academic years 2018-2019 and 2019-2020. Ninety-two students were introduced to IPE concepts and teaching tools during their orientation.

Perceived Didactic Curricular Effectiveness of In-Person vs. Virtual Formats amongst Fourth-Year Dental Students.

Purpose: The COVID-19 pandemic altered the methodologies of dental education delivery, resulting in both immediate and more enduring changes. To assess student perceptions of learning effectiveness, graduating dental students from the class of 2020 were surveyed to identify student comfort with technology and content retention, individual motivation and mental focus, and access to resources pertaining to an abrupt transition to a virtual learning didactic seminar approach in March 2020.

Methods: a voluntary, 18-question electronic survey was distributed to fourth-year dental students prior to graduation to assess perceptions of learning outcomes and preferences of a virtual seminar format relative to previous in-person didactic seminars experienced.

Genome-wide Gene-by-Sex Interaction Studies Identify Novel Nonsyndromic Orofacial Clefts Risk Locus.

Risk loci identified through genome-wide association studies have explained about 25% of the phenotypic variations in nonsyndromic orofacial clefts (nsOFCs) on the liability scale. Despite the notable sex differences in the incidences of the different cleft types, investigation of loci for sex-specific effects has been understudied. To explore the sex-specific effects in genetic etiology of nsOFCs, we conducted a genome-wide gene × sex (GxSex) interaction study in a sub-Saharan African orofacial cleft cohort.

Repair versus replacement of defective direct restorations: A cross-sectional study among US dentists.

Background: Repair increases the longevity of restorations and is well-accepted by patients. In this study, the authors assessed the acceptance of dental restoration repair by dentists and determined the main variables of repair versus replacement of defective restorations.

Methods: A 15-item questionnaire was developed and distributed electronically to the American Dental Association Clinical Evaluators panel members (n = 785) during a 2-week period in 2019.

Genome-Wide Scan for Parent-of-Origin Effects in a sub-Saharan African Cohort With Nonsyndromic Cleft Lip and/or Cleft Palate (CL/P).

Objective: Nonsyndromic cleft lip and/or cleft palate (NSCL/P) have multifactorial etiology where genetic factors, gene-environment interactions, stochastic factors, gene-gene interactions, and parent-of-origin effects (POEs) play cardinal roles. POEs arise when the parental origin of alleles differentially impacts the phenotype of the offspring. The aim of this study was to identify POEs that can increase risk for NSCL/P in humans using a genome-wide dataset.

Surgery start time and early implant failure: A case-control study.

Objective: To evaluate the influence of surgery start time (SST) and other patient- and therapy-related variables on the risk for early implant failure (EIF) in an academic setting.

Material And Methods: Data were extracted from the electronic health records of 61 patients who had at least one EIF and 140 age- and gender-matched, randomly selected, non-EIF controls. Bivariate and multivariable analyses were performed to identify relevant associations between EIF and different variables, such as SST.

Students' perceptions and attitudes about digital dental technology is associated with their intention to use it.

Purpose/objectives: To investigate factors associated with predoctoral students' intention to use dental technology in future practice using the theory of planned behavior.

Methods: A comprehensive survey was developed consisting of 29 questions grouped in three main domains: knowledge, perception, and suggestions. After students had completed their digital dentistry didactic courses in 2019, the University of Iowa-College of Dentistry and Dental Clinics D2, D3, and D4 classes completed the survey.

Types of dental procedures provided to adults with autism spectrum condition: A descriptive study.

Purpose/aim: To investigate demographic and systemic health characteristics, and the types of dental procedures performed for adults with autism that had sought care at a dental school.

Materials And Methods: De-identified data were collected from the records of patients aged 18+ who have self-reported autism. Each patient's age, gender, BMI, mental health, heart disease, xerostomia, tobacco use, alcohol use, diabetes, use of drugs, seizures, and total number of medications, as well as the type and number of dental codes used in the care of that patient within each code category were included as variables.

COVID-19 pandemic and its impact on dental students: A multi-institutional survey.

Purpose/objectives: To investigate dental students' perceptions and concerns regarding the COVID-19 pandemic, their coping strategies and support resources, and their perceived stress levels.

Methods: A customized 19-item survey and the perceived stress scale (PSS) were applied to undergraduate dental students from the US, Spain, Ireland, Chile, India, and Brazil between April 10 and July 5, 2020. Linear modeling and mediation analysis were used to explore the relationships among demographics, stressors, coping mechanisms, social support, and stress RESULTS: A total of 4475 students responded to the survey.

Cluster randomized control trial of nursing home residents' oral hygiene following the Mouth Care Matters education program for certified nursing assistants.

Aims: The purpose of this study was to determine if the number of certified nursing assistants (CNAs) trained with the Mouth Care Matters (MCM) oral health educational program had an impact on nursing facility (NF) resident oral health.

Materials And Methods: Three NFs participated in a cluster randomized control trial. In NF-A: all CNAs were offered the MCM program, NF-B: 3 CNAs were offered the MCM program, and NF-C: Control (no CNAs were offered the MCM program).

How accurate is the assessment of certified nursing assistants on resident's oral self-care function in three North Carolina assisted-living facilities?

Aims: To examine the association between the assessments of certified nursing assistants (CNAs) on resident's oral self-care function and resident's oral hygiene outcomes in three North Carolina assisted-living (AL) facilities.

Methods And Results: Sixty-five dentate AL residents were included in this secondary analysis. CNAs were asked to rate the AL residents' overall oral self-care function using a 6-point Likert scale.