Characteristics of men who have sex with men (MSM) who attend sex parties: results from a national online sample in the USA.

Objective: To compare three groups of men who have sex with men (MSM)-men who had attended a sex party in the past year (45.2%); men who had been to a sex party more than a year ago (23.3%); and men who had never been to one (31.

Using the internet to trace contacts of a fatal meningococcemia case-New York City, 2010.

In August 2010, the New York City Department of Health and Mental Hygiene (DOHMH) conducted an investigation to identify and provide antibiotic prophylaxis to close contacts of a patient who had died of invasive meningococcal disease. Traditional contact tracing, which relies on interviews with the patient's close associates, identified 3 persons meeting prophylaxis criteria. In addition, DOHMH learned of an Internet site used by the patient to arrange anonymous sexual encounters.

HIV and STD status among MSM and attitudes about Internet partner notification for STD exposure.

Objectives: This study assessed the acceptability and perceived utility of Internet-based partner notification (PN) of sexually transmitted disease (STD) exposure for men who have sex with men (MSM) by human immunodeficiency virus (HIV) serostatus.

Study Design: We recruited 1848 US MSM via a banner advertisement posted on an MSM website for meeting sexual partners between October and November 2005.

Results: Even though there was broad acceptance of a PN e-mail across HIV serostatus groups, HIV-infected men rated the importance of each component (e.

Acceptability of an internet-based partner notification system for sexually transmitted infection exposure among men who have sex with men.

US men who have sex with men (n=1848) completed an online questionnaire about their willingness to use Internet-based partner notification. Eighty-one percent reported that it would be important to them to receive a partner notification e-mail if they had been exposed to a sexually transmitted infection. Seventy percent reported that if infected, they would use a public health specialist to inform partners of possible exposure through Internet notification.