Socioeconomic inequalities explain the association between source of drinking water and dental caries in primary dentition.

Objective: To evaluate the association between source of drinking water and dental caries at age 5 and to test whether socioeconomic conditions act as confounding factors in such association.

Methods: The study was carried out in a sub-sample of the 2004 Pelotas Birth Cohort, which comprised the application of a questionnaire and clinical oral examination. The exposure was source of drinking water, collected through a question to the primary caregiver.

[Accumulated risk from poverty and tooth loss at 31 years of age: the 1982 live birth cohort in Pelotas, Rio Grande do Sul State, Brazil].

The objective was to estimate the effect of accumulated risk from poverty and tooth loss at 31 years, using longitudinal data from the 1982 live birth cohort in Pelotas, Rio Grande do Sul State, Brazil. The income trajectory variables were built with four time points: birth and 15, 24, and 30 years of age. Potential confounding factors were sex, maternal schooling, maternal skin color, and smoking at 24 years.

Use of motorcycle in Brazil: users profile, prevalence of use and traffic accidents occurrence - a population-based study.

This study aimed to describe the profile of motorcycle users and determine the prevalence of use. Also, to evaluate the reason for using a motorcycle, users' perceived risk of traffic accident, pattern of helmet wearing and number of accidents related to motorcycle use in the last 12 months. This cross-sectional study was conducted in the city of Pelotas, Southern Brazil.

Maternal mortality in Brazil from 2001 to 2012: time trends and regional differences.

Objective:: To assess time trends in maternal mortality in Brazil and its five geographical regions from 2001 to 2012, as well as to describe its main causes.

Methods:: This is a time series analysis, from data obtained in the Mortality Information System (SIM) and in the Live Births Information System (SINASC). Maternal mortality ratio (MMR) and causes of maternal death were described according to the categories of the Tenth Revision of the International Classification of Diseases, in the years 2001, 2006, and 2011.

Edentulism, Severe Tooth Loss and Lack of Functional Dentition in Elders: A Study in Southern Brazil.

The aim of this study was to estimate self-reported prevalence of edentulism, severe tooth loss and lack of functional dentition in elders, and to identify potential associated factors. A population based cross-sectional study was carried out with 1,451 elders (≥60 years), in Pelotas, RS, Brazil. Crude and adjusted prevalence ratios were estimated using Poisson regressions.