Illinois Department of Public Health
AIDS Cases In Illinois
   
Category Reported
1999
Percent
1999
Reported
1998
Percent
1998
Difference
(# of Cases)
Percent
Change
Total
Cases
1981-1999
Total
Percent
1981-1999
Race Ethnicity
White, not Hispanic 492 32% 356 28% +136 +38% 9,429 41%
Black, not Hispanic 879 56% 721 57% +158 +22% 10,770 47%
Hispanic 172 11% 171 14% +1 <1% 2,730 12%
Asian/Native American 14 <1% 8 1% +6 +75% 165 <1%
TOTAL 1,557 100% 1,256 100% +301 +24% 23,094 100%
Gender
Male 1,273 82% 959 76% +314 +33% 19,817 86%
Female 284 18% 297 24% -13 -4% 3,277 14%
TOTAL 1,557 100% 1,256 100% +301 +24% 23,094 100
Transmission (Male)
MSM* 681 54% 466 49% +215 +46% 12,339 62%
Injection Drug Use (IDU) 283 22% 276 29% +7 +3% 4,382 22%
MSM/IDU 66 5% 50 5% +16 +32% 1,239 6.2%
Heterosexual Contact 92 7% 82 9% +10 +12% 693 3.4%
Blood Trans/Hemophilia 14 1% 2 0% +12 +600% 372 2.0%
Perinatal 6 1% 2 0% +4 +200% 103 1.0%
Unknown 131 10% 81 8% +50 +62% 689 3.4%
TOTAL 1,273 100% 959 100% +314 +33% 19,817 100%
Transmission (Female)
Injection Drug Use (IDU) 102 36% 132 44% -30 -23% 1,655 50.5%
Heterosexual Contact 99 35% 117 39% -18 -15% 1,133 34.6%
Blood Trans/Hemophilia 6 2% 4 1% +2 +50% 120 3.7%
Perinatal 11 4% 6 2% +5 +83% 125 3.8%
Unknown 66 23% 38 13% +28 +73% 244 7.4%
TOTAL 284 100% 297 100% -13 -4% 3,277 100%
Geography
Metropolitan Chicago** 1,364 88% 1,072 85% +292 +27% 20,001 87%
Chicago*** 1,029 66% 819 65% +210 +26% 16,025 69%
Downstate 193 12% 184 15% +9 +5% 3,093 13%
TOTAL 1,557 100% 1,256 100% +301 +24% 23,094 100%
* Men who have sex with men
**  Includes Cook, DuPage, Kane, Lake, McHenry and Will counties
*** Chicago is included in Metropolitan Chicago Cases




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Illinois Department of Public Health
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Springfield, Illinois 62761
Phone 217-782-4977
Fax 217-782-3987
TTY 800-547-0466
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