Statewide Reported Cases Category Reported 1998 Percent 1998 Reported 1999 Percent 1999 Difference (# of Cases) Percent Change Total Cases 1981-1999 Total Percent 1981-1999 Race Ethnicity White, not Hispanic 356 28% 492 32% +136 +38% 9,429 41% Black, not Hispanic 721 57% 879 56% +158 +22% 10,770 47% Hispanic 171 14% 172 11% +1 <1% 2,730 12% Asian/Native American 8 1% 14 <1% +6 +75% 165 <1% TOTAL 1,256 100% 1,557 100% +301 +24% 23,094 100% Gender Male 959 76% 1,273 82% +314 +33% 19,817 86% Female 297 24% 284 18% -13 -4% 3,277 14% TOTAL 1,256 100% 1,557 100% +301 +24% 23,094 100 Transmission (Male) MSM* 466 49% 681 54% +215 +46% 12,339 62% Injection Drug Use (IDU) 276 29% 283 22% +7 +3% 4,382 22% MSM/IDU 50 5% 66 5% +16 +32% 1,239 6.2% Heterosexual Contact 82 9% 92 7% +10 +12% 693 3.4% Blood Trans/Hemophilia 2 0% 14 1% +12 +600% 372 2.0% Perinatal 2 0% 6 1% +4 +200% 103 1.0% Unknown 81 8% 131 10% +50 +62% 689 3.4% TOTAL 959 100% 1,273 100% +314 +33% 19,817 100% Transmission (Female) Injection Drug Use (IDU) 132 44% 102 36% -30 -23% 1,655 50.5% Heterosexual Contact 117 39% 99 35% -18 -15% 1,133 34.6% Blood Trans/Hemophilia 4 1% 6 2% +2 +50% 120 3.7% Perinatal 6 2% 11 4% +5 +83% 125 3.8% Unknown 38 13% 66 23% +28 +73% 244 7.4% TOTAL 297 100% 284 100% -13 -4% 3,277 100% Geography Metropolitan Chicago** 1,072 85% 1,364 88% +292 +27% 20,001 87% Chicago*** 819 65% 1,029 66% +210 +26% 16,025 69% Downstate 184 15% 193 12% +9 +5% 3,093 13% TOTAL 1,256 100% 1,557 100% +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 Illinois Department of Public Health 535 West Jefferson Street Springfield, Illinois 62761 Phone 217-782-4977 Fax 217-782-3987 TTY 800-547-0466 Questions or Comments