 The research was conducted in Ile-de-France, where 60 of sub-Saharan African migrants reside. It consists in a cross-sectional observational survey, using a life-event history approach that reproduces the sequence of different life and health events, and contributes to explain the present situation type of disease management, patients quality of life in light of all the elements of the past trajectory administrative, familial, socio-economic, professionals. 