Statistics following the emergence of AIDS in Los Angeles during 1981, showed that the mortality rate was at 40%.. Linked evidence PRSE0002908 - Journal article titled FollowUp on Kaposi's Sarcoma and Pneumocystis Pneumonia - 28 Aug 1981 Chronology Information Date: 1 July 1981 31 August 1981 Chapter/issue Role of Government: Response to Risk