We investigated differences in unprotected anal intercourse among gay men in HIV
concordant and discordant primary relationships. Individuals were recruited in 1992 from …

This study examined sexual behaviors in a sample of 155 HIV-positive Latino gay and
bisexual men. Nearly half the sample had engaged in unprotected anal intercourse in the …

Human immunodeficiency virus (HIV)-infected gay and bisexual men (n= 609) randomly
selected from two HIV outpatient clinics in Los Angeles completed confidential, self …

Objectives: To describe the sexual behaviors of HIV-positive men with their seroconcordant
partners and to determine the factors associated with unprotected anal intercourse (UAI) in …

Sexual agreements have received considerable attention as an aspect of dyadic functioning
associated with HIV risk. To date, this research has primarily utilized convenience samples …

Background: Increasing trends in high-risk sexual behavior are noted among men who have
sex with men (MSM) worldwide. Less information is available on unprotected sex between …

A growing body of research shows that gay men in primary relationships engage in higher
rates of unprotected anal intercourse than single gay men. We sought to (a) describe …

We assessed the factors associated with unprotected anal intercourse in gay men's casual
partnerships, using data from a longitudinal cohort study ongoing since October 1992 …

There are concerns that rates of unprotected anal intercourse and new HIV infections among
some gay men have remained at or returned to dangerous levels, similar to those seen in …

An ethnically diverse cohort (n= 174) of New York City gay men (aged 18–24) was studied to
determine human immunodeficiency virus (HIV) prevalence and to document sexual …