Of the 862 individuals who were ineligible for randomisation, 588 (68%) were virally suppressed at baseline, 66 (8%) reported currently being on ART, 76 (9%) screened positive with the symptomatic TB screening questionnaire, 36 (4%) had a CD4 cell count of less than 100 cells per μL, and 26 (3%) were pregnant. This evidence concerns the gene CD4 and tuberculosis.