Berlin n = 337 | Essen n = 197 | Leipzig n = 130 | Frankfurt n = 285 | Cologne n = 322 | Hanover n = 252 | Munich n = 235 | Hamburg n = 319 | range (min-max) | ||||||||||
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n | % | n | % | n | % | n | % | n | % | n | % | n | % | n | % | % | ||
Years of injecting (mean ± SD; median; range) | 13.4 ± 8.8; 13.0; 0-43 | 16.9 ± 9.0; 17.5; 0-40 | 10.0 ± 6.1; 10.0; 0-30 | 17.4 ± 10.0; 16.0; 0-44 | 17.9 ± 9.0; 18.0; 0-42 | 17.6 ± 9.4; 18.0; 0-43 | 17.4 ± 9.1; 17.5; 0-45 | 18.0 ± 9.4; 18.0; 0-43 | 10.0-18.0 | |||||||||
Injecting <2 years | 26 | 7.8 | 10 | 5.1 | 14 | 11.1 | 14 | 4.9 | 13 | 4.0 | 8 | 3.2 | 12 | 5.2 | 19 | 6.0 | 3.2-11.1 | |
Injected drugs (last 30d) | 279 | 82.8 | 170 | 86.3 | 99 | 76.2 | 238 | 83.5 | 263 | 81.7 | 202 | 80.2 | 187 | 79.6 | 282 | 88.4 | 76.2-88.4 | |
Injected daily (last 30d) | 108 | 39.1 | 57 | 33.7 | 29 | 30.2 | 72 | 31.2 | 84 | 32.3 | 65 | 32.2 | 32 | 17.2 | 69 | 24.7 | 17.2-39.1 | |
Heroin consumed (last 30d) | 280 | 83.1 | 154 | 78.2 | 89 | 68.5 | 224 | 78.6 | 275 | 85.4 | 189 | 75.0 | 133 | 56.8 | 201 | 63.2 | 56.6-85.4 | |
Cocaine consumed (last 30d) | 125 | 37.1 | 120 | 60.9 | 23 | 17.7 | 125 | 44.0 | 150 | 46.7 | 166 | 65.9 | 49 | 20.9 | 255 | 79.9 | 17.7-79.9 | |
Crack consumed (last 30d) | 8 | 2.4 | 6 | 3.1 | 1 | 0.8 | 204 | 71.6 | 6 | 1.9 | 147 | 58.6 | 1 | 0.4 | 146 | 45.9 | 0.4-71.6 | |
Methamphetamine (last 30d) | 9 | 2.7 | 0 | 0.0 | 87 | 67.4 | 4 | 1.4 | 3 | 0.9 | 0 | 0.0 | 15 | 6.4 | 7 | 2.2 | 0.0-67.4 | |
Unsafe Use behaviour | ||||||||||||||||||
Shared needle/syringes (last 30d) | 40 | 15.0 | 32 | 19.2 | 17 | 17.9 | 11 | 4.7 | 51 | 19.5 | 44 | 22.3 | 24 | 13.2 | 29 | 10.6 | 4.7-22.3 | |
Shared equipment (spoon, filter, water) (last 30d) | 99 | 37.5 | 56 | 33.5 | 40 | 42.6 | 99 | 43.8 | 84 | 33.6 | 64 | 33.0 | 61 | 34.5 | 87 | 33.0 | 33.0-43.8 | |
Sexual risks | ||||||||||||||||||
Sexual intercourse (last 12 m) | 237 | 72.9 | 144 | 77.0 | 110 | 84.6 | 228 | 80.9 | 224 | 74.2 | 182 | 73.7 | 193 | 82.1 | 237 | 75.0 | 72.9-84.6 | |
No condom use during last sexual intercourse | 130 | 56.1 | 59 | 44.9 | 45 | 63.4 | 125 | 56.3 | 138 | 61.6 | 109 | 60.2 | 130 | 69.1 | 134 | 56.5 | 44.9-69.1 | |
Last sex partner was IDU | 134 | 57.5 | 73 | 51.4 | 70 | 68.6 | 139 | 65.6 | 120 | 56.1 | 105 | 64.4 | 127 | 69.4 | 118 | 54.1 | 51.4-69.4 | |
Incarceration | ||||||||||||||||||
Ever incarcerateda | 257 | 76.5 | 169 | 85.8 | 108 | 83.1 | 239 | 84.2 | 262 | 81.9 | 214 | 85.6 | 171 | 72.8 | 254 | 79.6 | 72.8-85.8 | |
Total duration of incarceration (yr) Mean ± SD; median; range | 3.8 ± 4.5; 2.0; 0-26 | 5.3 ± 5.2; 4.0; 0-23 | 3.4 ± 4.3; 2.0; 0-24 | 5.1 ± 5.5; 3.0; 0-29 | 4.8 ± 5.0; 3.0; 0-23 | 6.5 ± 6.3; 5.0; 0-30 | 3.2 ± 3.6; 2.0; 0-15 | 5.0 ± 4.9; 4.0; 0-20 | 2.0-5.0 | |||||||||
Injecting in prison (ever) | 101 | 39.3 | 55 | 32.7 | 19 | 17.8 | 59 | 24.7 | 78 | 29.9 | 78 | 37.0 | 35 | 20.5 | 70 | 27.7 | 17.8-39.3 | |
Shared needle/syringes/equipment (among those injecting during their last imprisonment) | 32 | 33.0 | 20 | 37.7 | 7 | 38.9 | 20 | 36.4 | 38 | 49.4 | 32 | 41.0 | 14 | 40.0 | 33 | 48.5 | 33.0-49.4 | |
Unprofessionally tattooed/pierced in prison (ever) | 81 | 24.2 | 67 | 34.5 | 39 | 32.2 | 79 | 27.8 | 97 | 30.2 | 76 | 30.3 | 45 | 19.4 | 71 | 22.3 | 19.4-34.5 |