The study was conducted in Manizales, the capital of Caldas, located in central-western Colombia, which forms part of the Triángulo del Café "the Coffee Triangle" Manizales, Pereira and Armenia. In 2012 the city had 391,640 inhabitants, of whom 101,666 26.0% were aged older than 50 years.
El estudio se llevó a cabo en Manizales, capital del Departamento de Caldas, ubicada en el centro occidente de Colombia, forma parte del Triángulo del Café Manizales, Pereira y Armenia; en el 2012 contaba con 391.640 habitantes, de los cuales 101.666 26,0% eran mayores de 50 años.