美国成年人上次性行为时使用避孕套的情况，1996-2008 年：来自全国调查数据的最新情况。
Condom use among US adults at last sexual intercourse, 1996-2008: an update from national survey data.
机构信息
Division of Reproductive Health, Centers for Disease Control and Prevention, Atlanta, GA 30341, USA.
出版信息
Sex Transm Dis. 2011 Oct;38(10):919-21. doi: 10.1097/OLQ.0b013e31822545d9.
PMID:21934564
Abstract
The prevalence of condom use at last intercourse, estimated from questions added to a national survey, was estimated to be 20.2%. Use of condom was significantly higher for sex outside ongoing relationships and among those with 2 or more past-year sex partners and its use increased slightly but significantly from 1996 to 2008.
摘要
根据全国性调查中增加的问题估计，最近一次性行为中使用安全套的比例为 20.2%。在非固定性关系和过去一年有两个或更多性伴侣的人群中，安全套的使用率明显更高，而且从 1996 年到 2008 年，安全套的使用略有但显著增加。
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