Objetivo O objetivo deste estudo foi realizar uma revisão sistemática para identificar os
transtornos mais prevalentes na infância e adolescência e possíveis fatores associados …

Background: Although studies indicate that community-dwelling elderly have a lower
prevalence of major depression compared with younger age groups, prevalence estimates …

Objectives To examine whether the association between emotional support and indicators of
health and quality of life differs between Canadian and Latin American older adults. Design …

Background Reliable and valid frailty screening instruments are lacking. The aim of the
present study was to compare the diagnostic properties of the FRAIL-BR with Fried's frailty …

Limited formal education is still common in ageing populations. Although limited formal
education seems to be independently and negatively associated with cognition, functional …

Objective To determine the current prevalence rates of cocaine use and dependence in a
representative sample of the Brazilian population, and to investigate possible associations …

OBJECTIVE: Frailty syndrome can be defined as a state of vulnerability to stressors resulting
from a decrease in functional reserve across multiple systems and compromising an …

Background Depressive disorders are leading contributors to burden of disease in
develo** countries. Research aiming to improve their diagnosis and treatment is …

Introduction Although travel behavior is expected to influence personal health, few studies
have examined associations with mental health. This study examines associations between …

OBJECTIVE: We estimate the prevalence of alcohol, tobacco and illegal substance use in a
national representative sample of adolescents. We also estimate how socio demographic …