CD4 and HIV infectious disease: In RF models in WWH, nine out of the top 10 variables distinguishing the Relative weaknesses in learning and memory profile (Profile 2) and Global weakness with spared verbal recognition (Profile 3) from the profile only demonstrating Weakness in motor function (Profile 1; ROC = 0.95 and ROC = 0.90, respectively) were the same and included: WRAT-4, age, log plasma viral load, BDI-II, current and nadir CD4 count, duration of HIV infection, IADL dependence, and education (Figure 3C).