Another study also indicated that the risk factors for female adult patients' hemoglobin level were sex, age, hepatitis C virus coinfection, higher viral load, 1c ART treatment, illicit drug, BMI <18.5 kg/m2, BMI between 25 and <30 kg/m2, BMI ≥30 kg/m2, smoker, alcohol addicted [14], weight, CD4 cells <350/mm3 [15], red blood cell count, platelet cell count, lymphocyte count [9], tuberculosis co-infection, advanced WHO stage [16], other opportunistic infections, poor adherence to ART, rural residence, and eating nondiversified foods [17]. Here, CD4 is linked to Opportunistic infection.