Abstract:
OBJECTIVES:We assessed differences in HIV prevalence and sexual risk behavior among men who have sex with men (MSM) between 1997 and 2002 in San Francisco. METHODS:We used 2 population-based random-digit-dial telephone surveys of MSM households in San Francisco in 1997 (n=915) and 2002 (n=879). RESULTS:Estimated HIV prevalence increased from 19.6% in 1997 to 26.8% in 2002. Measures of sexual risk also increased. Unprotected anal intercourse with a partner of different or unknown HIV serostatus increased from 9.3% to 14.6%. Mean number of male partners increased from 10.7 to 13.8. The largest reported increase was 18.9% to 26.8% for "serosorting," or choosing unprotected anal intercourse partners believed to have the same HIV serostatus as oneself. Men aged 30 to 50 reported the largest increase in unprotected anal intercourse, whereas men aged 18 to 29 reported the largest increase in serosorting. Changes in the age distribution did not explain the increase in risky behavior. CONCLUSIONS:Both HIV prevalence and sexual risk increased substantially among MSM in San Francisco between 1997 and 2002. Serosorting is being adopted more frequently than condom use by young MSM, but its effectiveness as a harm reduction strategy is not known.
journal_name
Am J Public Healthjournal_title
American journal of public healthauthors
Osmond DH,Pollack LM,Paul JP,Catania JAdoi
10.2105/AJPH.2005.062851subject
Has Abstractpub_date
2007-09-01 00:00:00pages
1677-83issue
9eissn
0090-0036issn
1541-0048pii
AJPH.2005.062851journal_volume
97pub_type
杂志文章abstract::Research suggests that greater ethnic density correlates with worse health among African Americans but better health among Hispanic Americans. These conflicting patterns may arise from Hispanic American samples being older than African American samples. We found that among 2367 Mexican American and 2790 African Americ...
journal_title:American journal of public health
pub_type: 杂志文章
doi:10.2105/AJPH.2012.300787
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journal_title:American journal of public health
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更新日期:2010-09-01 00:00:00
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更新日期:2015-11-01 00:00:00
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pub_type: 临床试验,杂志文章,随机对照试验
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pub_type: 杂志文章,多中心研究
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更新日期:2001-05-01 00:00:00
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journal_title:American journal of public health
pub_type: 临床试验,杂志文章
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journal_title:American journal of public health
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更新日期:2011-08-01 00:00:00
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pub_type: 杂志文章
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journal_title:American journal of public health
pub_type: 杂志文章
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更新日期:2006-03-01 00:00:00