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. 2018 Jan 23;4(1):e13. doi: 10.2196/publichealth.8089

Table 2.

Distribution of responses for pre-exposure prophylaxis functional knowledge questions for all respondents and younger respondents (age 18-29 years), Prioritizing U survey, 2015.


Questions

All respondents (N=573)
n (%)
Youngera respondents only (N=153)
n (%)
Consistent use of PrEPb reduces HIV risk by what percent?    

23 113 (19.7) 23 (15.0)

47 116 (20.2) 42 (27.5)

64 92 (16.1) 30 (19.6)
  92d 252 (44.0) 58 (37.9)
Inconsistent use of PrEP does what to its effectiveness?    

Decreases effectivenessc 488 (85.2) 130 (85.0)

Nothing 44 (7.7) 11 (7.2)
  Increases effectiveness 41 (7.2) 12 (7.8)
Which of the following is true about using PrEP and condom use?    

Not recommended to continue using condoms 13 (2.3) 5 (3.3)

Condoms are required for PrEP to be effective 28 (5.0) 10 (6.5)
  Recommended to continue using condomsc 532 (92.8) 138 (90.2)
Which of the following is true about using PrEP and other STIsd?    

PrEP helps prevent other STIs 74 (12.91) 23 (15.03)

Does not help prevent other STIsc 480 (83.8) 125 (81.7)
  Increases risk of STIs 19 (3.3) 5 (3.3)

aAge 18-29 years.

bPrEP: pre-exposure prophylaxis.

cCorrect response.

dSTIs: sexually transmitted infections.