CD8A and COVID-19: Populations that were lower in the COVID-19 groups compared to the control groups were CD8+ EM4 (COVID-19 + PLWH vs. PLWH Controls, p = 0.075; COVID-19 + PLWOH vs. Controls PLWOH, p = 0.001, PLWH Control vs. Control PLWOH, p = 0.041) and CD8+ CM (COVID-19 + PLWH vs. PLWH Controls, p = 0.003; COVID-19 + PLWOH vs. Controls PLWOH, p = 0.013, PLWH Control vs. Control PLWOH, p = 0.346) T-cells.