CD4 and anemia (phenotype): In line with our finding, having a CD4 cells count below 200 cells/mm3 has increased the risk of anemia by 2.15-fold (95% CI: 1.21–3.82) and 4.2-fold (95% CI: 2.03–8.67) in Wolaita Sodo [20] and Zewditu Memorial Hospital [22], respectively.