Abbreviation: HIV = human immunodeficiency virus.
* Increased risk for HIV was defined as having low socioeconomic status (a household income below U.S. Department of Health and Human Services poverty guidelines [adjusted for household size] or a high school education or less). The analysis excluded persons who ever injected drugs and men who ever had sex with men.
† Among those reporting the date since their most recent HIV test. Excluded were seven participants who reported that their most recent HIV test was >12 months before the interview but did not report the year of that test.
§ 95% confidence interval.
Alternate Text: The figure above shows the period since most recent HIV test among HIV-infected heterosexuals at increased risk who did not report a previous positive HIV test result (n = 82) in the United States during 2010, according to the National HIV Behavioral Surveillance System (NHBS). Among participants who tested positive during NHBS, knew the date of their most recent HIV test, but did not report a previous positive HIV test result, 36 (43.9%) reported never having had an HIV test until NHBS. An additional 14 (17.1%) had been tested >5 years before the interview.