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. Author manuscript; available in PMC: 2024 Feb 1.
Published in final edited form as: Contemp Clin Trials. 2022 Nov 30;125:107037. doi: 10.1016/j.cct.2022.107037

Table 1.

Study site characteristics

Site characteristics Study Site
Site A Site B Site C Site D
Client gender identity (%)
 Female 31.5 27.7 32.6 47.9
 Male 67.4 70.1 67.4 51.7
 Transgender 0.2 0.2 -- 0.2
 Nonbinary 0.4 -- -- 0
 Othera 0.4 2.2 -- 0.2
Client racial identity (%)
   American Indian/Native American 1.8 0.1 0.2 0.6
   Asian/Pacific Islander 1.1 1.0 0.4 2.5
   Black/African-American 10.3 24.9 32.9 6.9
   White/Caucasian 76.6 43.2 41.6 66.9
   Otherb 10.0 -- 21.5 23.0
Client ethnic identity (%)
   Hispanic/Latino/Latinx/Latine 27.4 29.1c 21.5c 14.7
Number of new clients in 2021 -- 952 392 6081
Number of HIV tests performed 350 20 360 890
Number of clients with opioid use disorder 117 -- 1133 3159
Presence of the following services (yes/no):
 On site HIV testing Yes Yes Yes Yes
 On site PrEPd Yes No No Yes
 On site medications to treat opioid use disorder (e.g.e.g., methadone, buprenorphine, naltrexone) Yes No Yes Yes
 On site syringe exchange Yes Yes No Yes
 On site naloxone provision and overdose education Yes Yes Yes Yes
 Outreach services Yes Yes Yes Yes
Number of clinicians on site 7 1 4 23
Number of counselors/staff 10 5 25 327
a

Other category includes: not asked, prefer not to disclose, questioning/unsure

b

Other category includes: do not know, more than one race, declined to answer, not asked, Middle Eastern or North African

c

Ethnic identity question was combined with racial identity question for this site

d

PrEP: Pre-exposure Prophylaxis

*

-- indicates that the data was not available