Viral load and CD4/CD8 ratios in HIV-1⁺ SCT WIHS participants. (A) Viral load according to Hb status in non-Hispanic Black WIHS study participants. (B) CD4/CD8 ratio change during study follow-up according to Hb status in non-Hispanic Black WIHS study participants. Mean (95% CI) was calculated by using marginal postestimation of a mixed effect model adjusted for antiretroviral therapy status.