%0 Journal Article %T Caracter¨ªsticas epidemiol¨®gicas de las nuevas infecciones causadas por el VIH comparadas con los casos de sida: La epidemia de VIH/ sida en el Pa¨ªs Vasco %A Zulaika %A Daniel %A Agirrebengoa %A Koldo %A And¨ªa %A Ander %A Arrizabalaga %A Julio %A Bustillo %A Jos¨¦ Mar¨ªa %A C¨¢mara %A Mari Mar %A Corral %A Jes¨²s %A Orive %A Mari Carmen %A Goikoetxea %A Julio %A Iribarren %A Jos¨¦ Antonio %A L¨®pez de Munain %A Josefina %A Lorenzo %A Jos¨¦ Manuel %A Mart¨ªn Gudino %A Mar¨ªa Jos¨¦ %A Mart¨ªnez %A Eduardo %A Mayo %A Jos¨¦ %A Portu %A Joseba %A Rodr¨ªguez %A Francisco Javier %A Silvari£¿o %A Rafael %A Zubero %A Zuri£¿a %J Gaceta Sanitaria %D 2004 %I Ediciones Doyma, S.L. %R 10.1590/S0213-91112004000200010 %X objective: to describe the epidemiological characteristics of new cases of hiv infection diagnosed from 1997-2001 and compare them with aids cases (1991-2001). methods: data were retrospectively collected on new cases of hiv infection detectad in the basque country (1997-2001) and were compared with aids cases (1991-2001). results: a total of 912 new cases of hiv infection were diagnosed. in 299 of the new cases (32.8%), hiv and aids were diagnosed simultaneously. the most common mechanism of transmission was heterosexual transmission, followed by intravenous and homo/bisexual transmission. significant epidemiological differences (p<0.001) were found with regard to aids cases. conclusions: sexual transmission has replaced intravenous drug use as the most common mechanism of hiv transmission. a large percentage of patients were simultaneously diagnosed with hiv and aids, indicating the need for new prevention strategies. %K epidemiology %K surveillance %K hiv infections %K aids %K basque country. %U http://www.scielosp.org/scielo.php?script=sci_abstract&pid=S0213-91112004000200010&lng=en&nrm=iso&tlng=en