PS09 Sleep Problems: An Emerging Global Epidemic? Findings from the Indepth Who-Sage Study among over 40,000 Older Adults from Eight Countries Across Africa and Asia

Background Several studies have reported downward trends in the average duration of sleep and an increasingly higher prevalence of sleep problems across different Western populations. However, the evidence from low-income countries is limited. This study aims to fill this gap by examining the prevalence of sleep problems and associated factors in low-income settings. Methods Community-wide samples were taken from eight countries across Africa and Asia participating in the INDEPTH WHO-SAGE multicentre collaboration during 2006–2007. The participating sites included rural populations in Ghana, Tanzania, South Africa, India, Bangladesh, Vietnam and Indonesia, and an urban area in Kenya. The overall sample comprised 24,434 women and 19,501 men, for a total of 43,935 participants, aged 50 years and over. Two measures of sleep…