UnknownNot Applicable

Multicenter AIDS Cohort Study (MACS)

United States7,087 participantsStarted 1984-04

Plain-language summary

This is a comprehensive observational study of HIV infection in homosexual and bisexual men.

Who can participate

Age range18 Years

SexMALE

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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * HIV negative, or * HIV positive and no history or current use of highly active antiretroviral therapy (HAART), or * HIV positive HAART recipient with documentation of HAART initiation, no AIDS diagnosis prior to HAART initiation, and a CD4 cell count and HIV-1 RNA measurement within 6 months prior to first HAART use. * Sexual intercourse with men or at least 5 male or female partners in the 5 years prior to enrollment. Exclusion Criteria: * Injection drug use within 1 year of enrollment. * Perinatally acquired HIV infection.

Trial details

NCT IDNCT00046280

SponsorNational Institute of Allergy and Infectious Diseases (NIAID)

Sponsor typeNIH

Study typeOBSERVATIONAL

Primary completion2020-04-30

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