CD4 and AIDS: Pts’ characteristics at HIV DNA determination: age 37 (32 to 44) years, 18% female, 13% with previous AIDS‐defining event, HIV diagnosis since 11.2 (6.3 to 16.9) years, on ART since 7.9 (4.2 to 13.4) years, ART started within 16.2 (3.4 to 54.2) months since HIV diagnosis, undetectable VL since 3.9 (1.6 to 8.1) years, CD4 nadir 260 (165 to 345) cells/μL, CD4 718 (532 to 913) cells/μL, CD4/CD8 ratio 0.89 (0.59 to 1.24).