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Table 1 Prevalence of HIV stratified by socio-demographic and behavioural variables.

From: HIV seroprevalence among participants at a Supervised Injection Facility in Vancouver, Canada: implications for prevention, care and treatment

Characteristic HIV-Positive n (%) HIV-Negative n (%) Odds Ratio (95% CI) p value
Age     
   Median (IQR) 37.9 (10.3) 38.6 (12.1)   .914
Gender     
   Male 113 (66.5) 612 (73.1) 0.73 (0.51 – 1.04) .078
   Female 57 (33.5) 225 (26.9)   
Ethnicity     
   Aboriginal 55 (32.4) 140 (16.7) 2.38 (1.65 – 3.44) <.001
   Other 115 (67.6) 697 (83.3)   
Reside in DTES     
   Yes 120 (70.6) 570 (68.1) 1.12 (0.78 – 1.61) .524
   No 50 (29.4) 267 (31.9)   
Daily Cocaine Injection     
   Yes 68 (40.0) 258 (30.8) 1.50 (1.07 – 2.10) .020
   No 102 (60.0) 579 (69.2)   
Daily Heroin Injection     
   Yes 78 (45.9) 435 (52.0) 0.78 (0.56 – 1.09) .148
   No 92 (54.1) 402 (48.0)   
Daily Crystal Meth Injection     
   Yes 3 (1.8) 31 (3.7) 0.47 (0.14 – 1.55) .202
   No 167 (98.2) 806 (96.3)   
Public drug use     
   Yes 128 (75.3) 605 (72.3) 1.17 (0.80 – 1.71) .421
   No 42 (24.7) 232 (27.7)   
Ever borrow needles/syringes     
   Yes 122 (71.8) 455 (54.4) 2.13 (1.49 – 3.06) <.001
   No 48 (28.2) 382 (45.6)   
Share other equipment     
   Yes 104 (61.2) 477 (57.0) 1.19 (0.85 – 1.67) .314
   No 66 (38.8) 360 (43.0)   
Require help injecting     
   Yes 134 (78.8) 619 (74.0) 1.31 (0.88 – 1.95) .183
   No 36 (21.2) 218 (26.0)   
Binge drug use     
   Yes 109 (64.1) 525 (62.7) 1.06 (0.75 – 1.50) .732
   No 61 (35.9) 312 (37.3)   
Addiction Treatment     
   Yes 92 (54.1) 361 (43.1) 1.56 (1.12 – 2.17) .009
   No 78 (45.9) 476 (56.9)   
On Methadone Currently     
   Yes 48 (28.2) 168 (20.1) 1.57 (1.08 – 2.28) .018
   No 122 (71.8) 669 (79.9)   
Sex-trade Ever     
   Yes 78 (45.9) 317 (37.9) 1.39 (1.00 – 1.94) .051
   No 92 (54.1) 520 (62.1)   
History of incarceration     
   Yes 150 (88.2) 658 (78.6) 2.04 (1.24 – 3.35) .004
   No 20 (11.8) 179 (21.4)   
  1. Note: IQR = inter-quartile range, DTES = Downtown Eastside