... antiretroviral ther apy. Iftheir HIV- 1 RNA was less than 5,000 copies/ml, they wererandomized to continue antiretroviral therapy (ART)aloneorwitheitherIVorsubcutaneousIL-2.Thestudyshowed that ... cycles because theydid not meet the CD4 criterion for a subsequent cycle,resulting i n a median (25th-75thpercentiles) of 5 (3-7)cycles for patients without prior IL-2, and 4 (3-5) c ycles for ... Institute of Allergy and Infectious Diseases,Bethesda, MD, USA.5University of California, Los Angeles, Los Angeles, CA,USA.Authors’ contributionsRJB and EA performed the statistical analyses....