Variable | N | % | Female N (%) | Male N (%) | p value |
---|---|---|---|---|---|
First drug injection | Â | Â | Â | Â | Â |
Age at first injection | Â | Â | Â | Â | Â |
 Less than 18 | 53 | 17.3 | 5 (8.9) | 48 (19.1) | 0.187 |
 18–24 | 132 | 43 | 27 (48.2) | 105 (41.8) |  |
 > 25 | 122 | 39.7 | 24 (42.9) | 98 (39.1) |  |
Drug injected the first time | Â | Â | Â | Â | Â |
 Heroin | 304 | 99.1 | 55 (98.2) | 249 (99.2) | 0.454 |
 Cocaine | 2 | 0.6 | 1 (1.8) | 1 (0.4) |  |
 Methamphetamine | 1 | 0.3 | 0 (0) | 1 (0.4) |  |
Person who performed the injection the first time | Â | Â | Â | Â | Â |
 Self | 134 | 43.7 | 21 (37.5) | 113 (45.1) | 0.0001 |
 Friend | 146 | 47.5 | 17 (30.4) | 129 (51.4) |  |
 Sex partner | 20 | 6.5 | 16 (28.6) | 4 (1.6) |  |
 Other | 7 | 2.3 | 2 (3.5) | 5 (1.9) |  |
Needle sharing the first time | Â | Â | Â | Â | Â |
 No | 234 | 76.2 | 43 (76.8) | 191 (76.1) | 0.913 |
 Yes | 73 | 23.8 | 13 (23.2) | 60 (23.9) |  |
Source of drug the first time | Â | Â | Â | Â | Â |
 Bought them from someone | 259 | 84.4 | 38 (67.8) | 221 (88.1) | 0.001 |
 Received them for free | 41 | 13.4 | 16 (28.6) | 25 (9.9) |  |
 Traded them for sex | 5 | 1.6 | 2 (3.6) | 3 (1.2) |  |
 Refused to answer | 2 | 0.6 | 0 (0) | 2 (0.8) |  |
Injecting drug history | Â | Â | Â | Â | Â |
Duration of drug injection* | Â | Â | Â | Â | Â |
 Less than 3 | 129 | 42.3 | 32 (58.2) | 96 (38.6) | 0.007 |
 4–5 years | 105 | 34.4 | 18 (32.7) | 87 (34.9) |  |
 Over 5 | 71 | 23.3 | 5 (9.1) | 66 (26.5) |  |
Needle sharing history | Â | Â | Â | Â | Â |
 Never shared needles | 27 | 8.8 | 6 (10.7) | 21 (8.4) | 0.575 |
 Ever shared needles | 280 | 91.2 | 50 (89.3) | 230 (91.6) |  |
Used a Drug combination | Â | Â | Â | Â | Â |
 No | 212 | 69.5 | 45 (83.3) | 167 (66.5) | 0.015 |
 Yes | 93 | 30.5 | 9 (16.7) | 84 (33.5) |  |
Needle sharing in the previous six months | Â | Â | Â | Â | Â |
 Never | 213 | 69.4 | 39 (69.6) | 174 (69.4) | 0.285 |
 Rarely | 60 | 19.5 | 8 (14.3) | 52 (20.7) |  |
 Half of the time or more | 34 | 11.1 | 9 (16.1) | 25 (9.9) |  |
Needle reuse in the previous six months | Â | Â | Â | Â | Â |
 Never | 204 | 66.5 | 45 (80.4) | 159 (63.4) | 0.05 |
 Rarely | 75 | 24.4 | 8 (14.3) | 67 (26.7) |  |
 Half of the time or more | 28 | 9.1 | 3 (5.3) | 25 (9.9) |  |
Selling sex for Drugs in the previous six months* | Â | Â | Â | Â | Â |
 No | 204 | 68.5 | 22 (39.3) | 182 (75.2) | 0.0001 |
 Yes | 94 | 31.5 | 34 (60.7) | 60 (24.8) |  |
Need and access to substance use disorders treatment programs | Â | Â | Â | Â | Â |
Tried to reduce or quit drug consumption in the previous 6Â months*** | Â | Â | Â | Â | Â |
 No | 122 | 39.9 | 23 (41.1) | 99 (39.6) | 0.839 |
 Yes | 184 | 60.1 | 33 (58.9) | 151 (60.4) |  |
Aware of any Drug addiction treatment programs | Â | Â | Â | Â | Â |
 No | 205 | 66.7 | 38 (67.9) | 167 (66.6) | 0.285 |
 Yes | 45 | 14.7 | 11 (19.6) | 34 (13.5) |  |
 Don't know | 57 | 18.6 | 7 (12.5) | 50 (19.9) |  |
Drug Addiction treatment in the previous six months**** | Â | Â | Â | Â | Â |
 No | 290 | 95.4 | 54 (96.4) | 236 (95.2) | 0.683 |
 Yes | 14 | 4.6 | 2 (3.6) | 12 (4..8) |  |
Unable to access Drug Addiction treatment in the previous six months | Â | Â | Â | Â | Â |
 No | 259 | 84.4 | 49 (87.5) | 210 (83.7) | 0.457 |
 Yes | 48 | 15.6 | 7 (12.5) | 41 (16.3) |  |
Ever enrolled in a Drug Addiction treatment program | Â | Â | Â | Â | Â |
 Never been treated | 263 | 85.7 | 51 (91.0) | 212 (84.5) | 0.395 |
 Ever been treated | 21 | 6.8 | 3 (5.4) | 18 (7.2) |  |
 Refused to answer | 23 | 7.5 | 2 (3.6) | 21 (8.3) |  |