[Health care resources utilization in HIV-infected patients: creation of a data base and cost results].

Objectives: To make and validate a data base that allows to collect information about clinical characteristics and use of health care services by HIV-infected patients. An additional purpose is to obtain some data about costs of health care services utilization.

Methods: We have designed an informatic data base that includes: demographic data, clinical data and health care services utilization during the follow up.