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. Author manuscript; available in PMC: 2020 Nov 25.
Published in final edited form as: Sex Transm Dis. 2019 Apr;46(4):221–228. doi: 10.1097/OLQ.0000000000000965

Table 2:

Sample characteristics

n/Na %
Recruitment platform
 Social media 806/1,080 74.6%
 Geosocial networking 211/1,080 19.5%
 General LGBTQ interest 63/1,080 5.8%
Demographic and social characteristics
Region
 King County 610/1,080 56.5%
 Other counties in western Washington 308/1,080 28.5%
 Eastern Washington 162/1,080 15.0%
Age
 16 to 24 313/1,080 29.0%
 25 to 34 351/1,080 32.5%
 35 to 44 167/1,080 15.5%
 45 to 54 128/1,080 11.9%
 55 and older 121/1,080 11.2%
Race/ethnicity
 Hispanic 198/1,067 18.6%
 Non-Hispanic white 725/1,067 67.9%
 Non-Hispanic black 42/1,067 3.9%
 Non-Hispanic other 102/1,067 9.6%
Gay/homosexual identity 889/1,076 82.6%
Education
 High school or less 176/1,065 16.5%
 Some college/vocational school 364/1,065 34.2%
 4-year college or higher 525/1,065 49.3%
Income
 Less than $15,000 110/930 11.8%
 $15,000 to $29,999 111/930 11.9%
 $30,000 to $49,999 167/930 18.0%
 $50,000 to $99,999 278/930 29.9%
 $100,000 or more 215/930 23.1%
 Prefer not to answer 49/930 5.3%
Has health insurance 929/1,037 89.6%
HIV and STI testing
HIV testing history
 Never tested 219/1,074 20.4%
 Tested in the past 12 months 657/1,074 61.2%
 Tested >12 months ago 198/1,074 18.4%
STI diagnosis (past 12 months)
 Rectal gonorrhea 47/1,025 4.6%
 Syphilis 57/1,025 5.6%
 Any bacterial STIb 189/1,025 18.4%
Sexual behaviors and drug use (past 12 months)
Anal sex role
 No anal sex 103/1,000 10.3%
 Exclusively bottom 197/1,000 19.7%
 Versatile 578/1,000 57.8%
 Exclusively top 122/1,000 12.2%
≥10 anal sex partners 162/1,013 16.0%
Current main/primary male partner 443/998 44.4%
Current HIV-positive male partner 79/979 8.1%
CAS with a non-main partner 476/980 48.6%
CAS with an unknown status partner 280/975 28.7%
CAS with an HIV-positive partner 145/979 14.8%
Injection drug use 57/938 6.1%
Methamphetamine use 81/926 8.7%
Poppers use 211/926 22.8%
History of exchange sex 36/935 3.9%
PrEP awareness and use
PrEP awareness 852/1,080 78.9%
Perceived effectiveness of PrEP
 Less than 75% 260/1,036 25.1%
 75% to 89% 174/1,036 16.8%
 90% or higher 524/1,036 50.6%
 Unsure/Prefer not to answer 78/1,036 7.5%
Use of PrEP
 Never 832/1,080 77.0%
 Current 200/1,080 18.5%
 Past 48/1,080 4.4%
WA State PrEP guideline category
 Recommendc 303/912 33.2%
 Discussd 271/912 29.7%
 Not indicated 338/912 37.1%

Acronyms: STI, sexually transmitted infection; CAS, condomless anal sex; PrEP, pre-exposure prophylaxis

a

Includes data from 924 complete and 156 partial responses that completed the survey at least through questions about PrEP use. Denominators may vary due to missing data;

b

Diagnosis of gonorrhea (pharyngeal, urethral, or rectal), chlamydia (pharyngeal, urethral, or rectal), or syphilis;

c

MSM who reported a diagnosis of rectal gonorrhea or syphilis, use of methamphetamine or poppers, or history of exchange sex in the prior 12 months, and those in ongoing sexual relationships with HIV-positive male partners who are not on ART, on ART <6 months, or not virologically suppressed;

d

MSM who do not meet criteria for recommending PrEP and who reported CAS with a partner who is not main/primary, CAS with an HIV-positive or unknown status partner, diagnosis of urethral gonorrhea or rectal chlamydia, or injection drug use in the past 12 months, and those in ongoing sexual relationships with HIV-positive male partners who have been on ART ≥6 months and who are virologically suppressed.