CD4 and AIDS: An abridged participant disposition is outlined in Table 1, with a full CONSORT flow diagram in Fig. 1 Eligible participants were adult PLWH receiving suppressive ART (plasma HIV-1 RNA < 20 copies ml−1 for the past ≥6 months) with a CD4+ T cell count ≥500 cells μl−1, a CD4+ T cell nadir of ≥200 cells μl−1 during chronic infection, no evidence of early ART initiation (<3 months) after acute infection and no history of AIDS.