Table I.
MSMa | Amphet.-injecting MMS/IDUb | Other MSM/IDU | IDUc | Amphet.-injecting MSM/IDU vs. | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
MSM | Other MSM/IDU | IDU | |||||||||
| |||||||||||
n/N | % | n/N | % | n/N | % | n/N | % | p-value | p-value | p-value | |
Age | |||||||||||
18 – 29 | 268/680 | 39% | 16/89 | 18% | 7/66 | 11% | 67/649 | 10% | p=3·10−5 | p=0.16 | p=3·10−6 |
30 – 39 | 189/680 | 28% | 28/89 | 32% | 23/66 | 35% | 147/649 | 23% | |||
40 – 49 | 136/680 | 20% | 35/89 | 39% | 21/66 | 32% | 176/649 | 27% | |||
≥ 50 | 87/680 | 13% | 10/89 | 11% | 15/66 | 23% | 259/649 | 40% | |||
Race | |||||||||||
White | 419/678 | 62% | 63/88 | 72% | 44/66 | 67% | 376/649 | 58% | p=0.02 | p=0.19 | p=0.02 |
Black | 56/678 | 8% | 7/88 | 8% | 7/66 | 11% | 139/649 | 21% | |||
Hispanic | 81/678 | 12% | 8/88 | 9% | 4/66 | 6% | 52/649 | 8% | |||
Native American | 8/678 | 1% | 4/88 | 5% | 0/66 | 0% | 20/649 | 3% | |||
Asian | 54/678 | 8% | 1/88 | 1% | 1/66 | 2% | 1/649 | 0.2% | |||
Multiple races | 60/678 | 9% | 5/88 | 6% | 10/66 | 15% | 61/649 | 9% | |||
Area of residence | |||||||||||
North Seattle | 112/662 | 17% | 7/84 | 8% | 13/66 | 20% | 89/635 | 14% | p=2·10−6 | p=0.06 | p=4·10−8 |
Downtown Seattle | 79/662 | 12% | 29/84 | 35% | 27/66 | 41% | 290/635 | 46% | |||
Capitol Hill | 151/662 | 23% | 10/84 | 12% | 4/66 | 6% | 19/635 | 3% | |||
Central District | 151/662 | 23% | 21/84 | 25% | 11/66 | 17% | 53/635 | 8% | |||
South Seattle | 75/662 | 11% | 7/84 | 8% | 5/66 | 8% | 93/635 | 15% | |||
South King County | 57/662 | 9% | 4/84 | 5% | 6/66 | 9% | 67/635 | 11% | |||
East King County | 37/662 | 6% | 6/84 | 7% | 0/66 | 0% | 24/635 | 4% | |||
Education | |||||||||||
< High school grad. | 22/680 | 3% | 15/89 | 17% | 14/65 | 22% | 167/649 | 26% | p=3·10−10 | p=0.01 | p=1·10−8 |
High school grad. | 120/680 | 18% | 22/89 | 25% | 24/65 | 37% | 287/649 | 44% | |||
Post high school | 251/680 | 37% | 38/89 | 43% | 27/65 | 42% | 172/649 | 27% | |||
College grad | 287/680 | 42% | 14/89 | 16% | 0/65 | 0% | 23/649 | 4% | |||
Currently homeless | 28/680 | 4% | 28/89 | 32% | 30/66 | 46% | 316/649 | 49% | p<10−16 | p= 0.08 | p=0.002 |
Incarcerated, 12 mo. | 34/680 | 5% | 24/81 | 30% | 20/60 | 33% | 272/628 | 43% | p=3·10−15 | p=0.64 | p=0.02 |
| |||||||||||
Total N | 680 | 89 | 66 | 649 |
No injection in previous 12 months
MSM/IDU reporting amphetamines as the drug they most frequently injected.
Males only, no male-to-male sex in the previous 12 months