C. S. Lopes

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This paper reports on the psychometric properties of the World Health Organization Abbreviated Instrument for Quality of Life Assessment (WHOQOL-Bref), comprising 26 items which measure the following broad domains: physical health, psychological health, social relationships, and environment. The instrument was used in the Pró-Saúde Study, a cohort study of(More)
BACKGROUND Friend controls in matched case-control studies can be a potential source of bias based on the assumption that friends are more likely to share exposure factors. This study evaluates the role of selection bias in a case-control study that used the snowball sampling method based on friendship for the selection of cases and controls. METHODS The(More)
BACKGROUND The association between self-rated health (SRH) and mortality is well documented in the literature, but studies on the subject among young adults in Latin America are rare, as are those evaluating this association using repeated SRH measures, beyond the baseline measurement. This study aims to evaluate the association between SRH evaluated at(More)
BACKGROUND In developing countries, traditional sources of employment and work practices have changed rapidly and work environment has appeared as an important factor associated with an increased prevalence of mental disorders in these countries. AIMS To investigate the association between job strain and other work characteristics with psychological(More)
BACKGROUND In Brazil, violence is a major public health problem. However, up until now, the extent to which violence acts as a risk factor for mental disorders has not been investigated prospectively. AIMS We determined the risk of common mental disorders (CMD) associated with personal experience with physical violence (PV). METHODS A cohort of 3253(More)
We describe methodological steps in the selection of questions on social networks and support for a cohort study of 4,030 employees from a public university in Rio de Janeiro. First, group discussions with volunteers were conducted to explore the adequacy of related concepts. Next, questions in the Medical Outcomes Study questionnaire were submitted to(More)
BACKGROUND Although social support has been observed to exert a beneficial influence on leisure-time physical activity (LTPA), multidimensional approaches examining social support and prospective evidence of its importance are scarce. The purpose of this study was to investigate how four dimensions of social support affect LTPA engagement, maintenance,(More)
OBJECTIVES Although there is evidence that socioeconomic conditions in adulthood are associated with worse self-rated health, the putative effect of early adverse life circumstances on adult self-rated health is not consistent. Besides, little is known on this subject in the context of middle-income countries. We aimed to investigate the association between(More)
Financiamento: Este trabalho foi parcialmente financiado pela Fundação de Amparo à Pesquisa do Rio de Janeiro (FAPERJ) N° do processo: E-26/151.753/2003. Conflito de interesses: inexistente. Agradecimentos: À toda a equipe do Pró-Saúde, que participou das etapas do trabalho de campo e digitação dos dados, e aos funcionários técnico-administrativos da(More)
BACKGROUND Previous findings suggest that the loss of a family member is associated with health and mortality. The purpose of this study was to investigate the association between bereavement experiences and BMI, and whether there are socio-demographic differences in this association. OBJECTIVE To investigate the association between bereavement(More)