Global HIV prevalence has levelled off; AIDS is among the leading causes of death globally and remains the primary cause of death in Africa

Improvements in surveillance increase understanding of the epidemic, resulting in substantial revisions to estimates

Geneva, 21 November 2007 - New data show global HIV prevalence-the percentage of people living with HIV-has levelled off and that the number of new infections has fallen, in part as a result of the impact of HIV programmes.

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