Sleep and quality of life in urban poverty: the effect of a slum housing upgrading program

Introducción: The unprecedented urban growth in the face of increasing poverty and social inequity in developing countries is posing an immense challenge for governments at all levels. Urbanization of poverty is shown mainly by the proliferation and expansion of slums.1 Such places often contain houses built using plywood, wood boards, cardboard, corrugated metal, and sheets of plastic. More than one billion people, approximately 14% of the global population, are slum dwellers.2 According to United Nations Human Settlements Programme (UN-HABITAT) predictions, the number of slum dwellers could double by the year 2030, due to the increase in poverty and social inequality in the context of extraordinary urban growth..