Silvana granado Nogueira da Gama

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BACKGROUND Caesarean section rates in Brazil have been steadily increasing. In 2009, for the first time, the number of children born by this type of procedure was greater than the number of vaginal births. Caesarean section is associated with a series of adverse effects on the women and newborn, and recent evidence suggests that the increasing rates of(More)
This study aims to estimate the prevalence of congenital malformations and their correlation with socioeconomic and maternal variables. The design was cross-sectional, based on a sample of 9,386 postpartum women after admission for childbirth in maternity hospitals in the city of Rio de Janeiro, Brazil. Data were collected through interviews with mothers in(More)
A valid, accurate method for determining gestational age (GA) is crucial in classifying early and late prematurity, and it is a relevant issue in perinatology. This study aimed at assessing the validity of different measures for approximating GA, and it provides an insight into the development of algorithms that can be adopted in places with similar(More)
OBJECTIVE To analyze social inequalities and inequalities in access to and utilization of health care services according to skin color in a representative sample of postpartum women receiving hospital childbirth care. METHODS A cross-sectional study was carried out in a sample of 9,633 postpartum women, of whom 5,002 were white (51.9%), 2,796 mulatto(More)
OBJECTIVE To assess the prevalence and potential factors associated with pre-pregnancy nutritional status of women. METHODS This is a cross-sectional study carried out between December 2007 and November 2008 with 1,535 women in the first trimester of pregnancy and randomly selected in health units of the Brazilian public health system (SUS) in the(More)
PURPOSE To evaluate sociodemographic, behavioral and reproductive factors and morbidities associated with inadequate weight gain during pregnancy. METHODS Cohort study conducted from December 2007 to August 2008 with women in the first trimester of pregnancy looking for prenatal care in the Public Health System who lived in the cities of Petrópolis or(More)
OBJECTIVE To analyze sociodemographic inequalities in prenatal and childbirth care and their consequences on birth weight. METHODS The study was based on a sample of 10,072 postpartum women treated at public (those outsourced by the National Health System) and private maternity hospitals in Rio de Janeiro, Brazil, from 1999 to 2001. To test the(More)
This study aimed at assessing the validity of different measures for estimating gestational age and to propose the creation of an algorithm for gestational age at birth estimates for the Birth in Brazil survey--a study conducted in 2011-2012 with 23,940 postpartum women. We used early ultrasound imaging, performed between 7-20 weeks of gestation, as the(More)
BACKGROUND Unintended pregnancy, a pregnancy that have been either unwanted or mistimed, is a serious public health issue in Brazil. It is reported for more than half of women who gave birth in the country, but the characteristics of women who conceive unintentionally are rarely documented. The aim of this study is to analyse the prevalence and the(More)
Cesarean section rates are very high in Brazil mainly in private hospitals, probably due to socioeconomic and cultural factors. The objective of this study was to describe socioeconomic, demographic, cultural and reproductive characteristics of women in the postpartum period and the factors that had determined their decision for caesarean section in two(More)