[Primary antiretroviral drug resistance among patients diagnosed with HIV infection in Gran Canaria (Spain) between 2002 and 2005].

Background: This study examines the prevalence of primary resistance to antiretroviral drugs in patients diagnosed with HIV infection during 2002 to 2005 and determines the clinical and epidemiological characteristics of this population.

Methods: A prospective analysis of genotypic resistance was carried out in 125 patients by gene sequencing (88.0% diagnosed in 2002, 28.