| epidemiology of infection with hiv-1 in sardinia: a multicentre prospective study. | to study the spread of human immunodeficiency virus type 1 (hiv-1) in sardinia, we conducted a multicentre prospective study of the prevalence of antibody to hiv-1 (anti-hiv-1) in various populations during 1985-1989. the highest anti-hiv-1 prevalence (61.4%) was found in intravenous drug users. anti-hiv-1 was found in 32% of haemophiliacs, 4.2% of thalassemics and less than 1% in the other groups. we conclude that control of hiv infection in sardinia will require a major expansion of prevention ... | 1992 | 1572423 |