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Basic HIV/AIDS Statistics

December 3, 2003

The following data are summarized from the CDC annual HIV/AIDS Surveillance Report. Unless otherwise noted, numbers are estimated numbers of diagnoses of AIDS in the United States through December 2002.

For a more complete understanding of the current surveillance trends, you may download a PDF file of the HIV/AIDS Surveillance Report or request a free copy of the HIV/AIDS Surveillance Report by calling the CDC National Prevention Information Network at 1-800-458-5231.

Cumulative AIDS Cases

The estimated number of diagnoses of AIDS through 2002 in the United States is 886,575. Adult and adolescent AIDS cases total 877,275 with 718,002 cases in males and 159,271 cases in females. Through the same time period, 9,300 AIDS cases were estimated in children under age 13.

Estimated number of deaths of persons with AIDS is 501,669, including 496,354 adults and adolescents, and 5,315 children under age 15.

Cumulative Cases by Age

Of the estimated number of diagnoses of AIDS through December 2002, patients' ages at time of diagnosis were distributed as follows:

Age# of Cumulative AIDS Cases
Under 13:9,300
Ages 13 to 14:839
Ages 15 to 24:35,460
Ages 25 to 34:301,278
Ages 35 to 44:347,860
Ages 45 to 54:138,386
Ages 55 to 64:40,584
Ages 65 or older:12,868

Cumulative Cases by Race/Ethnicity

Estimated numbers of diagnoses of AIDS through December 2002, by race or ethnicity:

Race or Ethnicity # of Cumulative AIDS Cases
White, not Hispanic 364,458
Black, not Hispanic 347,491
Hispanic 163,940
Asian/Pacific Islander 6,924
American Indian/Alaska Native2,875
Unknown or multiple race887

Cases by Exposure Category

Following is the distribution of the estimated number of diagnoses of AIDS among adults and adolescents by exposure category. A breakdown by sex is provided where appropriate.

Exposure CategoryMaleFemaleTotal
Male-to-male sexual contact420,790-420,790
Injection Drug Use172,35167,917240,268
Male-to-male sexual contact and injection drug use59,719-59,719
Heterosexual contact50,79384,835135,628

* Includes hemophilia, blood transfusion, perinatal, and risk not reported or not identified.

The distribution of the estimated number of diagnoses of AIDS among children** by exposure categories follows:

Exposure Category# of AIDS Cases
Hemophilia/coagulation disorder236
Mother with or at risk for HIV infection8,629
Receipt of blood transfusion, blood components, or tissue390
Other/risk not reported or identified45

** The term "children" refers to persons under age 13 at the time of diagnosis.

Areas Reporting Most Cases

The 10 leading states or territories reporting the highest number of cumulative AIDS cases among residents as of December 2002 are as follows:

State/Territory# of Cumulative AIDS Cases
New York155,755
New Jersey45,237
Puerto Rico27,242

State-by-State HIV/AIDS Data

State-by-state information about new and cumulative AIDS cases, AIDS case rates, persons living with AIDS, AIDS deaths, HIV infections, HIV testing statistics and policies, additional AIDS-related state policies, Ryan White funding and funding for HIV prevention, and AIDS Drug Assistance Programs, including budget, client, and expenditure data from the Kaiser Family Foundation.

International Statistics

According to the Joint United Nations Programme on HIV/AIDS, as of December 2003, the following trends of the worldwide epidemic (or pandemic) of HIV are evident:

  • Today, 40 million people are estimated to be living with HIV/AIDS. Of these, 37 million are adults and 2.5 million are children under 15.

  • An estimated 5 million people acquired the human immunodeficiency virus (HIV) in 2003, including 4.2 million adults and 700,000 children under 15.

  • During 2003, AIDS caused the deaths of an estimated 3 million people, including 2.5 million adults and 500,000 children under 15.

For current statistics on the number of reported AIDS cases in North, Central, and South America, please contact the Pan American Health Organization (PAHO) which is the regional office for the Americas of the World Health Organization at 525 23rd Street, N.W., Washington, D.C. 20037, telephone: 202-861-4346.

Other international web sites available are the World Health Organization (WHO) and the United States Agency for International Development (USAID).

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This article was provided by U.S. Centers for Disease Control and Prevention. Visit the CDC's website to find out more about their activities, publications and services.
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