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. 2017 Mar 6;3(1):e11. doi: 10.2196/publichealth.7255

Table 2.

Detailed knowledge about HIV epidemiology among 1064 HIV-negative or unknown status gay, bisexual, and other men who have sex with men, United States, August-September 2015.

Questions assessing detailed knowledge about HIVa epidemiology (correct answer) Validity of selected response,
n (%)
Tested for HIV in the past year (n=528),
n (%)b
Engaged in CASc in the past 3 months (n=509),
n (%)d
1. Approximately how many people in the United States are newly infected with HIV each year? (50,000)



Correct 250 (23.5) 124 (49.6) 115 (46.0)

Incorrect 814 (76.5) 404 (49.6) 394 (48.4)
2. Approximately how many people in the United States are currently living with HIV? (1.2 million)



Correct 531 (49.9) 264 (49.7) 256 (48.2)

Incorrect 533 (50.1) 264 (49.5) 253 (47.5)
3. What percentage of all those living with HIV in the United States do not know that they are infected? (14%)



Correct 287 (27.0) 140 (48.8) 134 (46.7)

Incorrect 777 (73.0) 388 (49.9) 375 (48.3)
4. Even though men who have sex with men comprise only 2% of the United States population, what proportion of new HIV infections did they account for annually from 2008-2010? (3/4)



Correct 302 (28.4) 154 (51.0) 150 (49.7)

Incorrect 762 (71.6) 374 (49.1) 359 (47.1)
5. Even though African Americans comprise only 12% of the United States population, what percentage of new HIV infections did they account for in 2010? (44%)



Correct 427 (40.1) 210 (49.2) 214 (50.1)

Incorrect 637 (59.9) 318 (49.9) 295 (46.3)
6. Even though young people aged 13-24 years comprise only 16% of the United States population, what percentage of new HIV infections did they account for in 2010? (26%)



Correct 506 (47.6) 257 (50.8) 243 (48.0)

Incorrect 558 (52.4) 271 (48.6) 266 (47.7)
7. Who had the highest percentage of newly identified HIV-positive test results in 2010? (Transgender individuals or those who do not identify with their assigned sex at birth)



Correct 230 (21.6) 112 (48.7) 123 (53.5)

Incorrect 834 (78.4) 416 (49.9) 386 (46.3)
8. Specifically among young people aged 13-24 years, what percentage of all new HIV infections did young men who have sex with men account for in 2010? (72%)



Correct 222 (20.9) 116 (52.3) 116 (52.3)

Incorrect 842 (79.1) 412 (48.9) 393 (46.7)
9. Among gay and bisexual men in 2013, _____ accounted for the largest estimated percentage of HIV diagnoses followed by _____ and _____. (African Americans, Whites, Hispanics or Latinos)



Correct 610 (57.3) 324 (53.1) 305 (50.0)

Incorrect 454 (42.7) 204 (44.9) 204 (44.9)

aHIV: human immunodeficiency virus.

bPercentages indicate the proportion who had been tested for HIV in the past year within each stratum of response validity.

cCAS: condomless anal sex.

dPercentages indicate the proportion who engaged in CAS in the past 3 months within each stratum of response validity.