CD4 and AIDS: The distribution of patients based on CD4 count was further stratified as follows: CD4 < 100cells/μL, i.e., severe immunosuppression 50% (56/112); CD4 < 200 cells/μL, i.e., AIDS 69.6% (78/112); and CD4 < 350 cells/μL, i.e., late-stage HIV disease 83.0% (93/112).