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. Author manuscript; available in PMC: 2011 Nov 15.
Published in final edited form as: J Infect Dis. 2010 Oct 11;202(10):1500–1509. doi: 10.1086/656776

Table 1.

CHARACTERISTICS OF ENROLLED PARTICIPANTS

TOTAL
BEHAVIORAL
INTERVENTION
VACCINATION SCHEDULE
CHARACTERISTIC N=1260 Standard
Group
n=630
Enhanced
Group
n=630
Standard
Schedule
(0, 1, 6 mo)
n=626
Accelerated
Schedule
(0, 1, 2 mo)
n=634
Gender
      Male 969 (78%) 473 (75%) 496 (79%) 474 (76%) 495 (78%)
      Female 291 (22%) 157 (25%) 133 (21%) 152 (24%) 139 (22%)
Age
      18–29 119 (9%) 46 (7%) 73 (12%)* 62 (10%) 57 (9%)
      30–39 295 (23%) 154 (24%) 141 (22%) 140 (23%) 155 (24%)
      40–49 548 (44%) 287 (46%) 261 (42%) 278 (44%) 270 (43%)
      ≥ 50 298 (24%) 143 (23%) 154 (24%) 146 (23%) 152 (24%)
Race
      Black 1071 (85%) 537 (85%) 534 (85%) 534 (85%) 537 (85%)
      White 129 (10%) 56 (9%) 73 (12%) 65 (10%) 64 (10%)
      Hispanic/Other 60 (5%) 37 (6%) 22 (3%) 27 (5%) 33 (5%)
Education
      < High school 70 (6%) 36 (6%) 34 (5%) 30 (5%) 40 (6%)
      High school 898 (71%) 444 (70%) 453 (72%) 460 (73%) 438 (69%)
      Some college 292 (23%) 150 (24%) 142 (23%) 136 (22%) 156 (25%)
Housing status
      Permanent 52 (4%) 27 (4%) 25 (4%) 23 (4%) 29 (5%)
      Temporary/streets 1208 (96%) 603 (97%) 604 (96%) 603 (96%) 605 (95%)
Drug treatment (ever): yes 763 (61%) 369 (59%) 393 (62%) 373 (60%) 390 (61%)
IDU ever: yes 378 (30%) 187 (30%) 191 (30%) 174 (28%) 204 (32%)
HCV positive: yes 423 (34%) 99 (32%) 223 (35%) 200 (32%) 223 (35%)
IDU in last 30 days: yes 92 (7%) 53 (8%) 39 (6%) 50 (8%) 42 (7%)
Traded sex for money/drugs
      in last 30 days: yes
217 (18%) 108 (17%) 109 (17%) 93 (15%) 124 (20%)*
Traded money/drugs for sex
      in last 30 days: yes
200 (16%) 97 (15%) 103 (16%) 87 (14%) 113 (18%)
Crack in last 30 days: yes 1151 (91%) 575 (91%) 576 (91%) 560 (89%) 591 (93%)
Cocaine in last 30 days: yes 204 (16%) 101 (16%) 103 (16%) 108 (17%) 96 (15%)
Methamphetamines in last 30
      days: yes
50 (4%) 26 (4%) 24 (4%) 25 (4%) 25 (4%)
Fry in last 30 days: yes 24 (2%) 12 (2%) 12 (2%) 13 (2%) 11 (2%)
Marijuana in last 30 days: yes 620 (49%) 306 (46%) 314 (50%) 306 (49%) 314 (50%)
Alcohol in last 30 days: yes 870 (69%) 439 (70%) 431 (68%) 429 (69%) 441 (70%)
Heroin in last 30 days: yes 48 (4%) 32 (5%) 16 (3%) 25 (4%) 22 (4%)
Speedball in last 30 days: yes 23 (2%) 12 (2%) 11 (2%) 13 (2%) 10 (2%)
Combination drug use in last
      30 days
      No drug use 28 (2%) 16 (3%) 12 (2%) 16 (3%) 12 (2%)*
      Used 1 drug 21 (17%) 99 (16%) 116 (18%) 92 (15%) 123 (19%)
      Used 2 drugs 478 (38%) 243 (39%) 235 (37%) 264 (42%) 214 (34%)
      Used ≥3 drugs 539 (43%) 272 (43%) 267 (42%) 254 (41%) 285 (45%)
*

p-value<0.05

Note: “Fry” is marijuana laced with PCP and embalming fluid; “speedball” is heroin and cocaine