[Teenage pregnancy: analysis of risk factors for low birth weight, prematurity and cesarean delivery].

The scope of the study was to analyze possible associations between maternal age under 16 years and the weight and gestational age of the newborn child, as well as the occurrence of cesarean delivery. A cross-sectional study was conducted using data of Live Birth Certificates/DN from the National System of Live Births/SINASC in Feira de Santana, State of Bahia, Brazil, in the 2006-2012 period. In the analyses, logistic regression for the odds ratio (OR) and a confidence interval of 95% was used, measuring the strength of association between variables adjusted for confounding factors.

[Adolescents' knowledge about adolescence, puberty and sexuality].

Objective: The objective of this research was to evaluate the level of knowledge about adolescence, pubertal development and sexuality among adolescents from 10 to 14 years old at municipal public schools in Feira de Santana-Bahia, 2000.

Methods: Cross-sectional study, with a randomized and proportional sample out of a population of 6,419 students in the municipal Public System. The level of knowledge was analyzed according to age, sex and educational level.