CD4 and Immunodeficiency: Eighty-three (68,5%) children had moderate-to-severe immune deficiency at thetime of ART initiation: young children (1-5 y) and older children (>5-10 y)had higher CD4+ T-cell count %, 18.3% and 19.1%, respectively, thanadolescents (>10-19 y), 14.4%.