Table 1.
Characteristics of individuals diagnosed with AIDS in the United States during 1977-2002 (N=322,675)
| Characteristics | Total | AIDS diagnosis year | ||
|---|---|---|---|---|
| Before 1990 | 1990-1995 | 1996-2002 | ||
| N(%) | N(%) | N(%) | N(%) | |
| Sex | ||||
| Male | 259,904(80.6) | 54765(89.1) | 134,819(80.9) | 70,320(74.3) |
| Female | 62,771(19.5) | 6688(10.9) | 31,784(19.1) | 24,299(25.7) |
| Age at AIDS onset (years) | ||||
| <15 | 4,171(1.3) | 1136(1.9) | 2,309(1.4) | 726(0.8) |
| 15-29 | 50,121(15.5) | 12,021(19.6) | 26,366(15.8) | 11,734(12.4) |
| 30-39 | 145,408(45.1) | 29,556(48.1) | 75,958(45.6) | 39,894(42.2) |
| 40-49 | 88,982(27.6) | 13,631(22.2) | 45,465(27.3) | 29,886(31.6) |
| 50+ | 33,993(10.5) | 5,109(8.3) | 16,505(9.9) | 12,379(13.1) |
| Race/ethnicity | ||||
| White | 127,535(39.5) | 33,327(54.23) | 67,160(40.3) | 27,048(28.6) |
| Black | 121,860(37.8) | 17,156(27.9) | 61,480(36.9) | 43,224(45.7) |
| Hispanic | 69,190(21.4) | 10,354(18.9) | 35,987(21.6) | 22,849(24.2) |
| Other | 4,090(1.3) | 616(1.0) | 1,976(1.2) | 1,498(1.6) |
| CD4 Count at AIDS onset, cells/mm3 | ||||
| 0-49 | 58,348(18.1) | 809 (1.3) | 33,829(20.3) | 23,710(25.1) |
| 50-99 | 31,829(9.9) | 638(1.0) | 18,157(10.9) | 13,034(13.8) |
| 100-149 | 32,691(10.1) | 718(1.2) | 18,047(10.8) | 13,926(14.7) |
| 150-199 | 44,612(13.8) | 1,061(1.7) | 24,490(14.7) | 19,061(20.2) |
| 200+ | 28,828(8.9) | 1,006(1.6) | 15,404(9.3) | 12,418(13.1) |
| Missing | 126,367(39.2) | 57,221(93.1) | 56,676(34.0) | 12,470(13.2) |
| Mode of HIV acquisition | ||||
| MSM | 142,312(44.1) | 36,561(59.5) | 74,300(44.6) | 31,451(33.2) |
| IDU | 85,462(26.5) | 14,234(23.2) | 49,073(29.5) | 22,155(23.4) |
| MSM+IDU | 16,487(5.1) | 4,133(6.7) | 8,909(5.4) | 3,445(3.6) |
| Heterosexual | 35,471(11.0) | 2,335(3.8) | 17,584(10.6) | 15,552(16.4) |
| Other categories or unknown | 42,943(13.3) | 4,190(6.8) | 16,737(10.1) | 22,016(23.3) |
| Pulmonary infections occurring at AIDS onset or during follow-up # | ||||
| Recurrent pneumonia | 5,317(1.7) | 308(0.5) | 3,234(1.9) | 1,775(1.9) |
| Pulmonary tuberculosis | 13,878(4.3) | 2,938(4.8) | 8,475(5.1) | 2,465(2.6) |
| Pnemocystitis jirovecii pneumonia | 69,771(21.6) | 24,499(39.9) | 34,552(20.8) | 10,738(11.3) |
| No pulmonary infection | 238,678(74.0) | 35,226(57.3) | 123,131(73.9) | 80,321(84.9) |
#
Infections are not mutually exclusive.
Abbreviations: MSM men who have sex with men and IDU injection drug users.