Publications by authors named "Marcus Alessandro de Alcantara"

Purpose: To verify the accuracy of respiratory muscle strength in identifying systolic dysfunction in patients with Chagas cardiomyopathy (ChC), and to validate optimal cutoff points based on respiratory muscle strength.

Methods: First, 72 patients with ChC were enrolled and underwent echocardiography and assessment of respiratory muscle strength by manovacuometry. Inspiratory and expiratory muscle strength was defined by maximal inspiratory pressure (MIP) and maximal expiratory pressure (MEP), respectively.

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Background: Preschool is a crucial period for developing motor skills.

Objective: This study evaluated factors associated with motor competence in preschoolers from a Brazilian urban area.

Methods: A total of 211 preschoolers (51.

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Background: Active play opportunities seems to influence the level of physical activity during childhood. However, a gap remains about which environmental opportunities including the daycare physical environment could have a positive impact on the level of physical activity in preschoolers.

Objectives: (1) To develop an index to measure the environmental opportunities of free active play for preschoolers of middle-income countries; (2) to check the relationship and contribution of the index to explain objectively the level of physical activity.

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Introduction: The increased prevalence of mental health symptoms in primary care workers in recent years is a major cause of concern, and highlights the need to identify modifiable risk factors for mental health disorders in this population.

Objectives: To analyze the prevalence of common mental disorders and associated factors in primary care workers in the city of Diamantina, state of Minas Gerais.

Methods: This was a cross-sectional, exploratory study involving 203 workers in different sectors of primary health care.

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Background: Health care workers stand out in recent studies as a function of high rates of workplace violence.

Objective: To calculate the prevalence of workplace violence involving health care workers and associated factors.

Methods: Cross-sectional study with municipal health care workers in Diamantina, Minas Gerais, Brazil.

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Objective To translate, adapt and validate the Patient Generated Index (PGI) for Brazilians with chronic obstructive pulmonary disease (COPD). Methods 50 volunteers with COPD, mostly men (74%), with 73.1 ± 8.

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Article Synopsis
  • The study aimed to explore how often municipal health service workers in Diamantina, Brazil, rated their health negatively and what factors influenced this perception.
  • It included 203 health workers, mostly females and younger than 39 years, finding that 28.6% reported negative self-rated health, with various factors linked to it.
  • Key associations included older age, lower income, poor sleep quality, health diagnoses, workplace aggression, and involvement in domestic tasks, highlighting significant influences on health perceptions among workers.
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Background: To investigate the relationship between precarious working conditions and the health of bus drivers and conductors.

Methods: Data were gathered by means of a survey and interviews conducted in 2012 with 1607 employees of the public transport system of the metropolitan region of Belo Horizonte, Brazil. Nine proxy variables were used to create a precariousness score, ranging from 0 to 9, on a comparative scale: score 0 "less precarious" and 9 "more precarious.

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The study aimed to analyze the relationship between health, work characteristics, education, and skills on the work ability of teachers in basic education in Brazil. This was a cross-sectional, population-based study using data from the Brazilian National Survey on Health, Work Conditions, and Absences in Schoolteachers in Basic Education (Educatel Study). A probabilistic sample of 6,510 teachers answered a telephone interview in 2015 with questions on sociodemographic data, health status, education and skills, work characteristics, and absenteeism.

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The objective of this study was to identify the profile of workers receiving temporary or permanent benefit for Work-Related Musculoskeletal Disorders (WMSD) at the Social Welfare Office in Diamantina between 2002 and 2005, and to compare the prevalence among this population. The sample was obtained through analysis of the database containing socio-demographic and clinical variables, and the profile was similar over the years. The most prevalent characteristics were among workers resident in Diamantina, between 40 and 59 years of age of elementary educational level and without difference in gender.

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