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Table 1 Background Characteristics of High-Risk Population Survey Participants, By Intervention Vs. Comparison Groupa

From: Effectiveness of community outreach HIV prevention programs in Vietnam: a mixed methods evaluation

Characteristic Intervention group (N = 1100) Comparison group (N = 1099)
Recruitment category, number (%)b
 PWID 298 (27.1) 298 (27.1)
 SSW 300 (27.2) 295 (26.8)
 KSW 302 (27.5) 299 (27.2)
 MSM 200 (18.2) 207 (18.8)
Location of survey, number (%)
 Hà Noi 400 (36.4) 408 (37.1)
 Ho Chi Minh City (HCMC) 397 (36.1) 388 (35.3)
 Hai Phòng 153 (13.9) 153 (13.9)
 An Giang 150 (13.6) 150 (13.6)
Age in years, mean (SD) 29.6 (8.0) 28.5 (8.0)***
Gender (self-reported),c number (%)
 Male 422 (38.4) 444 (40.4)
 Female 646 (58.7) 629 (57.2)
 Other 32 (2.9) 26 (2.4)
Education, highest level completed, number (%)
 Primary or none 267 (24.3) 311 (28.2)
 Secondary (grade 6–9) 476 (43.3) 439 (39.1)
 High school or higher 357 (32.4) 349 (31.7)
Employment, number (%)
 Full-time 529 (48.1) 509 (46.3)
 Part-time 471 (42.8) 478 (43.5)
 Unemployed 100 (9.1) 112 (10.2)
Mean monthly income (million VN dong)d (SD) 2.911 (3.757) 2.672 (2.795)
Main daily activity, number (%)
 Construction/farming/petty job 221 (20.1) 224 (20.4)
 Salaried job 139 (12.6) 177 (16.1)
 Sex worker 394 (35.8) 352 (32.0)
 Entertainment employee 106 (9.6) 89 (8.1)
 Student, housework, other 141 (12.8) 146 (13.3)
 Unemployed 99 (9.0) 111 (10.1)
Ever tested positive for HIV, number (%) 240 (21.8) 170 (15.5)**
Ever had sex with someone
 infected with HIV, number (%) 144 (13.1) 63 (5.7)***
 Men who have sex with men 218 (19.8) 225 (20.5)
 Individuals who inject drugs 265 (24.1) 162 (14.7)***
  1. SD Standard deviation; **Significant at p < 0.01; ***Significant at p < 0.001
  2. aIntervention group includes participants who reported contact with an outreach worker in the previous 6 months; comparison group includes those who reported no such contact
  3. bRecruitment is based on self-reported: 1) using injection drug in the past month (PWID); 2) selling of sex in the past month and working on the street (SSW); 3) selling of sex and working in an establishment (KSW); 4) self-identifying as a male who engaged in sex with another man in the past year (MSM)
  4. cSome participants declined to identify as either male or female
  5. dThe US$/VND exchange rate was approximately 16,280 at the time of data collection. In US$, reported mean incomes were approximately $178.8 (intervention) and $164.1 (comparison)