Live births and deaths of neonates born to adolescent mothers: analysis of trends and associations from a population study in a region of a middle-income country.

Background: Adolescent pregnancy is associated with adverse outcomes, and although there has been a global decline in the incidence of teenage pregnancies and neonatal deaths, the absolute number remains significant. This study aimed to evaluate temporal trends in live births and neonatal deaths from adolescent mothers, as well as to identify the effect of adolescent pregnancy on neonatal death.

Methods: This is a population-based study of all live births from mothers residing in Sao Paulo state, Brazil, between 2004 and 2020.

Neonatal mortality of live births with congenital diaphragmatic hernia in São Paulo State, Brazil: Failure of care?

Objective: The aim of this study was to analyze if the healthcare organization of perinatal care and availability of referral neonatal intensive care units (NICU) impacted congenital diaphragmatic hernia (CDH) neonatal mortality in the period 2004-2020. This study analyzed the spatial distribution of neonatal deaths of live births with CDH in São Paulo State, Brazil, and its association with NICU beds' availability.

Methods: Population-based study of all live births in São Paulo State from mothers residing in the same State, from 2004 to 2020.

Space scan statistics to identify clusters of neonatal mortality associated with bacterial sepsis.

Our study aim was to identify high-risk areas of neonatal mortality associated with bacterial sepsis in the state of São Paulo, Southeast Brazil. We used a population-based study applying retrospective spatial scan statistics with data extracted from birth certificates linked to death certificates. All live births from mothers residing in São Paulo State from 2004 to 2020 were included.