Table 1.
Estimated numbers of diagnoses of HIV infection among adults and adolescents, by selected characteristics, 2008–2011, United States.
| Year of diagnosis | 2008 | 2009 | 2010 | 2011 |
|---|---|---|---|---|
| Number of diagnoses1 | 49,061 | 46,403 | 44,931 | 44,354 |
|
| ||||
| Sex | n (%) | n (%) | n (%) | n (%) |
|
| ||||
| Male | 37,154 (75.7) | 35,794 (77.1) | 35,045 (78.0) | 35,011 (78.9) |
| Female | 11,908 (24.3) | 10,610 (22.9) | 9,886 (22.0) | 9,343 (21.1) |
|
| ||||
| Race/Ethnicity | ||||
| Black/African American | 23,520 (47.9) | 22,026 (47.5) | 21,285 (47.4) | 20,837 (47.0) |
| Hispanic/Latino | 9,633 (19.6) | 9,356 (20.2) | 9,065 (20.2) | 9,198 (20.7) |
| White | 13,510 (27.5) | 12,757 (27.5) | 12,419 (27.6) | 12,147 (27.4) |
| Other races/ethnicities | 2,400 (4.9) | 2,264 (4.9) | 2,162 (4.8) | 2,172 (4.9) |
|
| ||||
| Stage at diagnosis | ||||
| Stage 3 (within 3 months) | 14,188 (28.9) | 13,454 (29.0) | 13,176 (29.3) | 12,737 (28.7) |
| Not stage 32 | 34,873 (71.1) | 32,949 (71.0) | 31,755 (70.7) | 31,616 (71.3) |
|
| ||||
| Transmission Category—Males | ||||
| Male-to-male sexual contact
(MSM) |
27,315 (73.5) | 27,081 (75.7) | 27,021 (77.1) | 27,608 (78.9) |
| Injection drug use
(IDU) |
2,993 (8.1) | 2,542 (7.1) | 2,265 (6.5) | 1,991 (5.7) |
| Male-to-male sexual contact
and injection drug use (MSM- IDU) |
1,720 (4.6) | 1,546 (4.3) | 1,465 (4.2) | 1,291 (3.7) |
| Heterosexual contact | 5,073 (13.7) | 4,572 (12.8) | 4,241 (12.1) | 4,068 (11.6) |
| Transmission Category—Females | ||||
| Injection drug use
(IDU) |
2,003 (16.8) | 1,724 (16.2) | 1,472 (14.9) | 1,324 (14.2) |
| Heterosexual contact | 9,860 (82.8) | 8,831 (83.2) | 8,352 (84.5) | 7,939 (85.0) |
1
Totals include persons with HIV transmission attributed to infrequent causes such as hemophilia etc.
2
Includes stage unknown