Estimation of HIV Incidence in the United States

Context

Incidence of human immunodeficiency virus (HIV) in the United States has not been directly measured. New assays that differentiate recent vs long-standing HIV infections allow improved estimation of HIV incidence.

Objective

To estimate HIV incidence in the United States.

Design, Setting, and Patients

Remnant diagnostic serum specimens from patients 13 years or older and newly diagnosed with HIV during 2006 in 22...