THIS REPORT updates data for acquired immunodeficiency syndrome (AIDS) and human immunodeficiency virus (HIV) infection associated with heterosexual transmission and is based on national AIDS surveillance, HIV seroprevalence surveys, and studies of populations at varying levels of risk for heterosexual transmission. HETEROSEXUALLY ACQUIRED AIDS CASES
By March 31,1989,89,501 AIDS cases in persons greater than or equal to 13 years of age had been reported to CDC; 3962 (4%) of these were attributed to heterosexual transmission. Forty-one percent of heterosexual transmission cases were reported in the preceding 12 months, compared with 36% of all other AIDS cases. Of the heterosexual transmission cases, 1337 (34%) persons were born in countries where heterosexual transmission is a major route of HIV infection; 2625 (66%) persons reported heterosexual contact with a partner with or at increased risk for HIV infection (Table 1, page 429). These heterosexual contacts included intravenous-drug users (IVDUs) (72%), bisexual men (10%),