CD4 and tuberculosis: There were no significant differences for the following variables: age of subject, primary caregiver’s relationship to subject, educational status of father, educational status of mother, occupational status of father, occupational status of mother, history of previous TB treatment, WHO stage at initiation of ART, baseline VL and baseline CD4+ count values (overall), duration on ART, current ART regimen and person responsible for child’s medication (Table 1).