Table 1.
Participant Characteristics
| People Who Inject Drugs | High-Risk Heterosexuals (Who Do Not inject Drugs) | Men (who do not themselves inject drugs) who have sex with men | p (PWID vs. HRH) | p (PWID vs. MSM) | p (HRH vs MSM) | |
|---|---|---|---|---|---|---|
|
| ||||||
| N (may vary for some rows due to missing values) | 300 | 257 | 191 | |||
|
| ||||||
| Age | ||||||
| Mean (p by t-test) | 40.9 | 32.6 | 25.6 | .097 | .008 | .803 |
| Standard deviation | 9.85 | 11.62 | 4.41 | |||
| Median (p by independent samples median test) (25%-ile, 75%-ile) | 41.0 (32.9, 49.1) | 28.3 (23.7, 43.9) | 25.9 (23.8, 29.7) | <.001 | <.001 | .001 |
|
| ||||||
| Women* | 44% | 48% | NA | .244 | NA | NA |
|
| ||||||
| Black/African American Race | 54% | 71% | 56% | .000 | .7809 | .006 |
|
| ||||||
| Hispanic/Latino Ethnicity | 57% | 66% | 54% | .026 | .530 | .009 |
|
| ||||||
| Did not graduate High School or Obtain GED | 38% | 36.2% | 30% | .826 | .0756 | .1594 |
|
| ||||||
| Never Married | 44% | 72% | 63% | .000 | .000 | .0317 |
|
| ||||||
| Homeless | 19% | 10% | 15% | .0026 | .2387 | .109 |
|
| ||||||
| Income < $10,000/year | 62% | 44% | 23% | .00 | .000 | .000 |
|
| ||||||
| Self-reported HIV-Positivity | 21% | 7% | 13% | .000 | .039 | .105 |
|
| ||||||
| Any military service | 19% | 12% | 18% | .0388 | .7241 | .1180 |
|
| ||||||
| Exchanged Sex for Money or Drugs (past 30 days) | 22% | 26% | 26% | .210 | .288 | .932 |
*
There were also 4 transgender high-risk heterosexuals who are not considered in the statistical comparisons
Note. Injectable drugs are: amphetamine/methamphetamine, heroin/opioids, cocaine/crack.