Determination of dental caries, molar-incisor hypomineralization, and oral health-related quality of life in schoolchildren: A structural equation modeling approach.

Background: Some oral conditions can have psychosocial consequences that affect children's daily life and well-being.

Aim: To create a structural model for the determination of dental caries, molar-incisor hypomineralization (MIH), and the impact of these conditions and socioeconomic status on schoolchildren's oral health-related quality of life (OHRQoL).

Design: A representative cross-sectional study was conducted in Lavras, Brazil, with 1181 female and male schoolchildren 8-9 years of age.

Association Between Probable Awake Bruxism and School Bullying in Children and Adolescents: A Case-Control Study.

The purpose of this study was to evaluate the association between probable awake bruxism (PAB) and school bullying in children and adolescents. A total of 380 children and adolescents enrolled in public and private schools in the city of Lavras, Minas Gerais, Brazil, participated in this case-control study. The case group (190 children with PAB) and the control group (190 children without PAB) were matched for sex and age.

Association between the severity of possible sleep bruxism and possible awake bruxism and attrition tooth wear facets in children and adolescents.

Objective: To evaluate the association between the severity of possible sleep bruxism (PSB) and possible awake bruxism (PAB) and attrition tooth wear facets (ATWF) in children/adolescents.

Methods: Four hundred-thirty-four children/adolescents enrolled in schools in Lavras, Brazil, participated in this cross-sectional study. Caregivers answered a questionnaire about their childrens' PSB.

Association between possible awake bruxism and bullying among 8- to 11-year-old children/adolescents.

Background: Bruxism is characterized by tooth grinding and/or clenching.

Aim: To evaluate the association between possible awake bruxism (PAB) and bullying among individuals aged 8-11 years.

Design: A representative cross-sectional study was conducted with 434 eight- to eleven-year-old children/adolescents.

Malocclusion and social vulnerability: a representative study with adolescents from Belo Horizonte, Brazil.

Malocclusion is public health problem because of its high prevalence, treatment possibility, and impact on the individual's quality of life. This article aims to determining the prevalence of malocclusion in adolescents and to test its association with social vulnerability. A representative transversal study was performed with 1612 adolescents aged between 11 and 14 years old who came from public and private schools in Belo Horizonte, Brazil.

Prevalence of and factors associated with enamel fracture and other traumas in Brazilian children 8-10 years old.

The aim of this study was to assess the prevalence and discriminate the associated factors between enamel fractures and other trauma/trauma sequelae in 8 to 10-year-old Brazilian schoolchildren. A representative sample of 1,201 children from public and private schools were enrolled in this cross-sectional study. Questionnaires about sociodemographic characteristics were answered by parents.

Impact of malocclusion on the quality of life of children aged 8 to 10 years.

Objective: The aim of the present cross-sectional study was to assess the impact of malocclusion on the quality of life of children aged 8 to 10 years attending public elementary schools in Belo Horizonte, State of Minas Gerais, Brazil.

Methods: The Brazilian version of the Child Perceptions Questionnaire 8-10 (CPQ8-10) was used to evaluate oral health-related quality of life. The children were examined for the diagnosis of malocclusion using the Dental Aesthetic Index (DAI).

Alcohol intake among adolescent students and association with social capital and socioeconomic status.

The aim was to evaluate the prevalence of alcohol consumption, binge drinking and their association with social capital and socioeconomic factors among Brazilian adolescents students. A cross-sectional study was carried out with a randomly selected representative sample of 936 adolescents aged 15 to 19 years. Information on alcohol consumption, social capital and socioeconomic status was collected using the Alcohol Use Disorders Identification Test, the Integrated Questionnaire for the Measurement of Social Capital and Social Vulnerability Index, respectively.

Dental caries remains as the main oral condition with the greatest impact on children's quality of life.

Purpose: The objective of this study was to assess the negative impact of dental caries on the OHRQoL of 8- to 10-year-old Brazilian children.

Methods: This population-based case-control study involved 546 children (8-10 years old), 182 cases with a high negative impact on OHRQoL and 364 controls with a low negative impact on OHRQoL. Children's OHRQOL was measured using the Child Perceptions Questionnaire (CPQ8-10).

The anti-caries activity and toxicity of an experimental propolis-containing varnish.

We investigated the anti-caries effects of an experimental propolis varnish in vivo, and further tested its toxicity against fibroblasts. Fifty-six SPF female Wistar rats were infected with Streptococcus mutans UA159 (SM) and allocated into four groups (n = 14/group): G1, propolis varnish (15%/PV); G2, chitosan varnish (CV/vehicle); G3, gold standard (GS/Duraphat®); and G4, untreated. The animals received a single varnish application on their molars and were submitted to a high cariogenic challenge (Diet-2000, 56% sucrose, and 5% sucrose-added water, ad libitum) for 4 weeks.

Binge drinking and associated factors among adolescents in a city in southeastern Brazil: a longitudinal study.

The aim of this study was to investigate changes in the frequency of binge drinking and associated factors in the city of Belo Horizonte, Minas Gerais State, Brazil. The sample consisted of 436 adolescents. Data collection involved the Alcohol Use Disorders Identification Test and the Alcohol, Smoking and Substance Involvement Screening Test.

Negative effect of malocclusion on the emotional and social well-being of Brazilian adolescents: a population-based study.

Background/objectives: The aesthetic impact of malocclusion can have negative repercussions on quality of life, social interaction, interpersonal relationships, and psychological well-being. The aim of this study was to evaluate the impact of malocclusion on the quality of life of Brazilian adolescents.

Methods: A representative cross-sectional study of 1612 adolescents from Belo Horizonte, Minas Gerais was conducted.

Association between Molar Incisor Hypomineralization in Schoolchildren and Both Prenatal and Postnatal Factors: A Population-Based Study.

Background: Although studies throughout the world have investigated potential factors involved in the occurrence of molar incisor hypomineralization (MIH), the findings are varied and inconclusive.

Objective: The aim of the present study was to evaluate the prevalence of MIH and identify associated prenatal, perinatal and postnatal factors among Brazilian schoolchildren aged 8 and 9 years.

Methods: A cross-sectional study was conducted with a randomly selected population-based sample of 1181 schoolchildren.

Dental caries and social factors: impact on quality of life in Brazilian children.

The objective of this study was to evaluate the impact of dental caries and social determinants in the Oral Health Related Quality of Life (OHRQoL) of children in Belo Horizonte, Brazil. This is a population-based cross-sectional study with a representative sample of 1,204 children aged 8 to 10 years randomly selected from 19 public and private schools. The children were clinically examined at school by two trained and calibrated examiners (Kappa = 0.

Risk of alcohol dependence: prevalence, related problems and socioeconomic factors.

The present study evaluated the possible alcohol dependence and related problems among adolescents and determined possible associations with socioeconomic factors and gender. A cross-sectional study was conducted with a representative sample of 936 adolescents aged 15 to 19 years enrolled at public and private schools in the city of Belo Horizonte, Brazil. Data related to alcohol consumption and associated problems were collected using the Alcohol Use Disorder Identification Test (AUDIT).

Determining Cut-Off Points for the Dental Fear Survey.

Objective: To determine a high fear cut-off point score for the Dental Fear Survey (DFS) using a single-item self-report questionnaire.

Methods: The DFS, a 20-item questionnaire assessing fear of dental treatment, was completed by 1,256 participants with a mean age of 22.3 years (SD = 5.

Oral Health-Related Quality of Life and Traumatic Dental Injuries in Young Permanent Incisors in Brazilian Schoolchildren: A Multilevel Approach.

Background: Traumatic dental injury (TDI) during childhood may negatively impact the quality of life of children.

Objective: To describe the association of oral health-related quality of life (OHRQoL) and domains (oral symptons, functional limitation, emotional- and social-well-being) of children with individual and contextual variables.

Methods: A cross-sectional study was performed using a representative sample of 1,201 schoolchildren, 8-10 years-old, from public and private schools of Belo Horizonte, Brazil.

Tobacco use and friendship networks: a cross-sectional study among Brazilian adolescents.

Aim: To determine the prevalence of tobacco use and its association with types of friendship networks, socioeconomic status and gender among Brazilian adolescents.

Methods: A cross-sectional study was carried out with a representative sample of 905 students aged 15 to 19 years. Information on social networks and tobacco use was collected by the self-administered questionnaire 'Alcohol, Smoking and Substance Involvement Screening Test" and the question "What is your most important group of close friends?'.

Dental Fear Survey: a cross-sectional study evaluating the psychometric properties of the Brazilian Portuguese version.

Objective: The aim of this study was to evaluate the psychometric properties of the Brazilian version of the Dental Fear Survey (DFS), previously translated to the Brazilian Portuguese language and validated.

Methods: A cross-sectional study with 1,256 undergraduates from the city of Belo Horizonte, Brazil, was carried out. The DFS and a questionnaire about previous dental experiences were self-administered.

[Cross-cultural adaptation and reproducibility of a questionnaire to assess the knowledge and attitude of health professionals in cases of child physical abuse].

The scope of this study was to conduct cross-cultural adaptation and evaluate the reproducibility of a questionnaire designed by a team from the University of London to assess knowledge and attitudes of health professionals during primary care when faced with cases of child physical abuse. The translation rigorously followed the criteria described by Herdman (1998), to maintain maximum functional equivalence. The adapted questionnaire was tested on 107 health care professionals from Belo Horizonte.

The prevalence of inhalant use and associated factors among adolescents in Belo Horizonte, Brazil.

The scope of this study was to establish the prevalence of inhalant use among adolescents and its association with marijuana use, alcohol consumption, socioeconomic status and gender. A cross-sectional study was performed with a representative sample of 891 adolescents from public and private schools in the city of Belo Horizonte, Brazil. Data were collected using two self-administered questionnaires: the Alcohol, Smoking and Substance Involvement Screening Test (ASSIST) and the Alcohol Use Disorders Identification Test (AUDIT C).

Impact of traumatic dental injuries among adolescents on family's quality of life: a population-based study.

Aim: To evaluate the impact of traumatic dental injury (TDI) among Brazilian adolescents on their families' quality of life (QoL).

Design: A cross-sectional study was carried out with a population-based sample of 1122 schoolchildren aged 11-14 years selected using a multistage sampling procedure. Parents/caregivers answered the Brazilian version of the 14-item Family Impact Scale (B-FIS) to assess the impact on family's QoL.

Oral health-related quality of life and traumatic dental injuries in Brazilian adolescents.

Objectives: To evaluate the impact of traumatic dental injuries (TDI) on oral health-related quality of life (OHRQoL) among Brazilian adolescents.

Methods: A population-based case-control study was carried out, which was nested to a cross-sectional study with a sample of 1215 adolescents aged 11-14 years from Belo Horizonte, Brazil. OHRQoL was measured using the Brazilian version of the Child Perceptions Questionnaire (CPQ11-14 )--Impact Short Form (ISF:16).

Social vulnerability and traumatic dental injury among Brazilian schoolchildren: a population-based study.

The aim of the present study was to test the association between social vulnerability and the prevalence of traumatic dental injury (TDI). A population-based cross-sectional study was carried out with 1,556 schoolchildren aged 11 to 14 years in the city of Belo Horizonte, Brazil. The participants were examined for TDI using Andreasen's criteria and those diagnosed with TDI were interviewed to determine the history of the injury.

Association between childhood dental experiences and dental fear among dental, psychology and mathematics undergraduates in Brazil.

The aim of the present study was to evaluate the association between childhood dental experiences and dental fear in adulthood among dentistry, psychology and mathematics undergraduate students. A cross-sectional study of 1,256 students from the city of Belo Horizonte, Brazil, was performed. Students responded to the Brazilian version of the Dental Fear Survey (DFS) and a questionnaire regarding previous dental experiences.