Factors associated with the fragmentation and stability of the rest-activity rhythm in adults and older adults.

This cross-sectional study aimed to identify factors related to the fragmentation and stability of the rest-activity rhythm (RAR) in adults and older adults. It is part of a larger research project investigating aspects concerning sleep duration, quality, and disorders in a representative subsample of the population. Sociodemographic data, lifestyle, health habits and subjective sleep variables were obtained; RAR records were collected by means of actigraphy and analyzed using non-parametric variables (IS, IV, M10, L5, RA, sL5, and sM10).

Impairments and related social inequalities among adults: a population-based study in São Paulo city, Brazil.

The study of the association of social variables with the prevalence of impairments can provide subsidies for more adequate care and health policies for the most needy people by incorporating social aspects. This article aims to estimate the prevalence of diverse types of impairments, the degree of difficulty, limitations, and the need for help they cause and attest whether this prevalence differ by educational attainment in individuals aged 20 years or older. This is a populational cross-sectional study (2015 Health Survey of São Paulo-ISA Capital).

Sex differences in the impact of musculoskeletal disorders on health-related quality of life: a population-based study, Campinas, SP - ISACamp 2014/15.

This article aims to estimate the prevalence of musculoskeletal disorders (MD) on the adult population of Campinas, São Paulo, Brazil, verifying associated demographic and socioeconomic factors, and to analyze their impact on Health-Related Quality of Life (HRQoL) according to sex. A population-based study was conducted with 2,166 individuals using data from the ISACamp 2014/15. The Medical Outcomes Study SF-36-Item Short Form Health Survey (SF-36) was used to measure HRQoL according to MD.

Smoking among Brazilian adolescents during the COVID-19 pandemic: a cross-sectional study.

Background: The social distancing measures during the coronavirus disease 2019 (COVID-19) pandemic resulted in mental suffering among adolescents, leading to risky consumption of psychoactive substances such as tobacco.

Objective: To analyze the factors associated with tobacco use among adolescents during the COVID-19 social distancing period in Brazil.

Design And Setting: Cross-sectional study used data from ConVid Adolescentes survey in Brazil.

Alcohol consumption among adolescents during the COVID-19 pandemic, ConVid Adolescents - Behavior Research.

Objective: To describe the prevalence of alcohol consumption before and during the COVID-19 pandemic and to analyze the factors associated with this behavior during the period of social distancing among Brazilian adolescents.

Methods: Cross-sectional study using data from the ConVid Adolescents survey, carried out via the Internet between June and September 2020. The prevalence of alcohol consumption before and during the pandemic, as well as association with sociodemographic variables, mental health, and lifestyle were estimated.

Race (black-white) and sex inequalities in tooth loss: A population-based study.

The effect of health inequalities is determined by different socioeconomic, sex, and race conditions. This study aimed to analyze the association of tooth loss with race (defined by self-reported skin color) and sex. Based on the hypothesis that the association between tooth loss and race may be modified by sex, we also aimed to evaluate possible interactions between race and sex in association with this event, in a population-based study in the city of Campinas, Brazil.

Changes in prevalence and in educational inequalities in Brazilian health behaviors between 2013 and 2019.

Considering the relevance of health behaviors for chronic diseases prevalence and mortality and the increase in income concentration observed in the world and in Brazil, this study aimed to evaluate the changes in the prevalence and in the educational inequalities of Brazilian adult health behaviors between 2013 and 2019. We analyzed data of 49,025 and 65,803 adults (18-59 years of age) from the Brazilian National Health Survey (PNS), 2013 and 2019. Prevalence of health behaviors (smoking, alcohol intake, diet, physical activity and sedentarism) were estimated for three educational strata, for both surveys.

Association of self-reported sleep problems with morbidities and multimorbidities according to sex: National Health Survey 2019.

Objective: To evaluate the association between self-reported sleep problems and the presence of non-communicable diseases (NCDs) and multimorbidity, and whether these associations differ by sex.

Methods: This is a cross sectional study performed with data from the Brazilian National Health Survey, 2019. Prevalence ratios between morbidities, the number of NCDs, and the self-report of sleep problems were estimated by Poisson regression with robust variance, according to sex.

Mental health of Brazilian adolescents during the COVID-19 pandemic.

We aimed to assess the factors associated with frequent sadness and nervousness in Brazilian adolescents, during the Covid-19 pandemic, in 9470 adolescents (aged 12-17 years), interviewed from June 27 to September 17, 2020. Prevalences and prevalence ratios were estimated according to socio-demographic variables and factors related to family, school, friends, and health. Brazilian adolescents often felt sad (32.

Socioeconomic inequalities related to noncommunicable diseases and their limitations: National Health Survey, 2019.

Objective: to analyze socioeconomic inequalities in the self-reported prevalence of NonCommunicable Diseases (NCDs) and their disabilities in the Brazilian adult population.

Methods: Cross-sectional study with data from the National Health Survey carried out in 2019. The self-reported prevalences of individuals with some noncommunicable diseases were calculated, according to sociodemographic characteristics; and the prevalence and prevalence ratio of these diseases and degrees of disability, according to education and possession of a private health plan.

Association between health behaviors and depression: findings from the 2019 Brazilian National Health Survey.

Objective: To analyze the association of depression with various health behaviors and to verify if they differ according to gender or income.

Methods: This is a cross-sectional study based on data of 65,803 Brazilian adults (18-59 years old) interviewed in the National Health Survey, conducted in 2019. Presence or absence of depression was evaluated using the Patient Health Questionnaire (PHQ)-9.

Inequalities in the use of health services by adults and elderly people with and without noncommunicable diseases in Brazil, 2019 National Health Survey.

Objective: The objective of this study was to investigate the use of health services and limitations in performing usual activities by adults and elderly people with and without noncommunicable chronic diseases (NCDs), according to sociodemographic strata.

Methods: This is a cross-sectional study in which data from the 2019 National Health Survey were analyzed. The final sample corresponded to 88,531 households with interviews carried out, referring to individuals aged 18 years and above.

[Falls and health-related quality of life: influence of frequency and location type of falls].

This article aims to evaluate health-related quality of life (HRQOL) according to the frequency and characteristics of falls in the elderly. A cross-sectional study was carried out with data from a household health survey conducted in 2014 and 2015, in Campinas, SP. The dependent variables were the SF-36 domains and, the independent ones, the occurrence and the characteristics of the falls.

Social inequalities in indicators of active aging: a population-based study.

The objective of this study was to analyze inequalities in active aging indicators according to race/skin color, level of education, income, and possession of health insurance among 986 older people who participated in the 2014/15 Campinas Health Survey. We estimated the prevalence of participation in 11 activity domains using Poisson regression. The findings reveal similar levels of participation among white and black people in all the domains of the social dimension.

Use of health services and adherence to social distancing by adults with Noncommunicable Diseases during the COVID-19 pandemic, Brazil, 2020.

The present study investigates the association between the self-reported diagnosis of noncommunicable disease (NCD) and the adherence to social distancing and the use of health services during the COVID-19 pandemic. This was a cross-sectional study with Brazilian adults who participated in the ConVid- Behavior Survey, conducted online between April 24 and May 24, 2020(n = 45.161).

Associations of Sociodemographic Factors and Health Behaviors with the Emotional Well-Being of Adolescents during the COVID-19 Pandemic in Brazil.

This cross-sectional study utilizes data from a nationwide web-based survey aimed to identify the factors affecting the emotional well-being of Brazilian adolescents aged 12-17 during the period of school closures and confinement. Data collection took place from 27 June to 17 September 2020. We used the "virtual snowball" sampling method, and students from private and public schools were included.

The COVID-19 pandemic and changes in the lifestyles of Brazilian adolescents.

Objective: To analyze changes in the lifestyles of Brazilian adolescents during the COVID-19 pandemic.

Methods: Cross-sectional study carried out with adolescents who participated in the survey "ConVid Adolescentes - Pesquisa de Comportamentos". The indicators related to lifestyles before and during the COVID-19 pandemic were evaluated: consumption of healthy and unhealthy foods, physical activity and sedentary behavior, smoking and consumption of alcohol.

Health behaviors and multimorbidity associated with bruxism: Population-based study.

Objectives: Determine the prevalence of possible bruxism in the adult population of Campinas, Brazil, and investigate its association with health behaviors, health status, and multimorbidity.

Methods: A population-based cross-sectional study was conducted with data from the 2014/2015 Campinas Health Survey. The sample was composed of 1986 adults (≥20 years of age).

Noncommunicable diseases and changes in lifestyles during the COVID-19 pandemic in Brazil.

Objective: To compare lifestyle changes during the COVID-19 pandemic according to the presence or absence of noncommunicable diseases (NCDs) in Brazilian adults.

Methods: Cross-sectional study, using data from the ConVid survey, between April and May 2020. The following variables were evaluated: lifestyle and presence of one or more NCDs (diabetes, hypertension, respiratory disease, heart disease, and cancer).

ConVid - Behavior Survey by the Internet during the COVID-19 pandemic in Brazil: conception and application methodology.

The ConVid - Behavior Survey was conducted in Brazil from April 24 to May 24, 2020, aiming to investigate changes in lifestyles and health conditions during the COVID-19 pandemic. In this article, we present the conception and methodology of the research. We used a cross-sectional study using an Internet questionnaire, with questions validated in previous health surveys.

Association of social and economic conditions with the incidence of sleep disorders during the COVID-19 pandemic.

Sleep is a fundamental aspect for maintaining physical and emotional health, as well as one's well-being. Few studies have assessed the effect of socioeconomic conditions on sleep in the COVID-19 pandemic. Our objective was to analyze the increase or incidence of sleep disorders according to demographic and economic conditions, prior to the pandemic, and according to changes in financial, occupational, and household conditions during the pandemic.

Factors affecting Brazilians' self-rated health during the COVID-19 pandemic.

This is a cross-sectional study investigating the factors affecting brazilians' self-rated health during the COVID-19 pandemic, based on data from the web-based behavior survey. Carried out from April 24 to May 24, 2020, the survey recruited participants by a chain sampling procedure. Its outcome was the worsening of self-rated health during the pandemic.