Elevated blood pressure and obesity in childhood: a cross-sectional evaluation of 4,609 schoolchildren.

Background: The incidence of obesity in children is increasing worldwide, primarily in urbanized, high-income countries, and hypertension development is a detrimental effect of this phenomenon.

Objective: In this cross-sectional study, we evaluated the prevalence of excess weight and its association with high blood pressure (BP) in schoolchildren.

Methods: Here 4,609 male and female children, aged 6 to 11 years, from 24 public and private schools in Maringa, Brazil, were evaluated.

Health conditions of recyclable waste pickers.

The presence of chronic non-communicable diseases (NCDs) among vulnerable populations is a rarely discussed subject. Thus, the present cross-sectional descriptive study aimed to analyse the health conditions and access to public health services of 268 waste pickers in southern Brazil. Regarding NCDs, their prevalence of hypertension was 32.

Evaluation of the prevalence and nutritional and social determinants of overweight in a population of schoolchildren: a cross-sectional analysis of 5,037 children.

Objective: To evaluate the prevalence and nutritional and social determinants of overweight in a population of schoolchildren in Southern Brazil.

Methods: Cross-sectional descriptive study of 5,037 children of both genders, between 6 and 10.9 years of age, from public and private schools of Maringá, Paraná, Brazil.

Anemia prevalence and its determinants in Brazilian institutionalized elderly.

Objective: To estimate the prevalence of anemia and analyze the factors associated with anemia in elderly residents of long-term care institutions.

Methods: This cross-sectional study was performed in male and female elderly volunteers selected in a two-stage random sampling from long-term care institutions in the city of Maringá, Brazil (2008). A diagnosis of anemia was based on the plasma hemoglobin concentration.