Table 1.
Characteristics of the Sample, 1995–2010
| Characteristic | Calendar Year |
P Value | |||
|---|---|---|---|---|---|
| 1995 | 2000 | 2005 | 2010 | ||
| Patients in care, No. | 1041 | 1936 | 2140 | 2087 | |
| Age, median, y | 38 | 40 | 44 | 48 | <.01 |
| Sex, Male, % | 67 | 67 | 66 | 66 | .40 |
| Race, % | |||||
| Black | 79 | 77 | 75 | 75 | .04 |
| White | 21 | 23 | 25 | 25 | .04 |
| Transmission riska, % | |||||
| IDU | 58 | 49 | 41 | 36 | <.01 |
| MSM | 30 | 30 | 29 | 30 | .93 |
| Heterosexual | 46 | 50 | 54 | 56 | <.01 |
| Retained in care, % | |||||
| 1 y later | 85 | 89 | 89 | 90 | <.01 |
| 2 y later | 73 | 81 | 81 | … | <.01 |
| 3 y later | 64 | 74 | 73 | … | <.01 |
| Insurance (%) | |||||
| Medicaid | NA | NA | 42 | 44 | .21 |
| Self-pay (uninsured) | 23 | 18 | <.01 | ||
| Private/commercial | 15 | 15 | .99 | ||
| Medicare | 19 | 23 | <.01 | ||
Abbreviations: IDU, injection drug user; MSM, men who have sex with men; NA, not available.
a Categories are not mutually exclusive.