Sleep duration, insomnia and cognitive performance in the Elsa-Brasil cohort: a cross-sectional analysis.

Objective: To investigate the single and combined associations between sleep disturbances (sleep duration, insomnia symptoms in the last 30 nights, and daytime tiredness) and performance in cognitive tests.

Methods: Cross-sectional analysis of data from visit 2 (2012-2014) of the Longitudinal Study of Adult Health from a cohort of active and retired civil servants from six Brazilian capitals. Polynomial regression with quadratic term and multiple linear regression models were performed to assess single and combined associations between sleep disturbances and memory performance, fluency, executive functions, and global cognition.

Permanence in the labour market and life satisfaction in old age.

Population aging is a global trend that has drawn attention to policies to encourage a productive life and delayed retirement. Thus, it is necessary to expand our understanding of the effects of work on health indicators and well-being in old age. The purpose of this study was to determine the association of permanency in the labor market with sociodemographic and medical factors and life satisfaction in elders.

Lifetime Occupation and Late-Life Cognitive Performance Among Women.

We examined whether women who had regular jobs throughout life performed better cognitively than older adult housewives. Linear regression was used to compare global cognitive performance scores of housewives (G1) and women exposed to work of low (G2) and high (G3) complexity. The sample comprised 477 older adult Brazilian women, 430 (90.

[Cognitive performance and frailty in older adults clients of a private health care plan].

Objective: To investigate the association between frailty syndrome and cognitive performance in the older adults and the effect of schooling and age on this association.

Methods: Data on frailty in older adults from Phase 1 of the FIBRA-RJ Study were analyzed, relating to 737 customers of a private health care provider, aged 65 and over, living in Rio de Janeiro, Southeastern Brazil, between January 2009 and January 2010. Data on socioeconomic and demographic characteristics, medical conditions and functional capacity were collected.

Prevalence of dementia in elderly clients of a private health care plan: a study of the FIBRA-RJ, Brazil.

Aims: To describe the overall prevalence of dementia syndrome and its major subtypes among elderly clients of a private health care plan and to ascertain the association between this syndrome and socioeconomic characteristics.

Methods: A survey was organized in two stages: screening for cognitive impairment and diagnostic evaluation. The study population comprised 683 elderly subjects (aged >67 years), an expanded sample of 7,486 individuals, of the database of the FIBRA-RJ, which evaluated clients of a private health care plan residing in northern districts of the municipality of Rio de Janeiro, Brazil.