CD4 and tuberculosis: There were no significant differences between MDR-TB and XDR-TB patients for their median haemoglobin (11.05 [IQR: 9–13] vs 11.8 [IQR: 9.9–13.4], p = 0.134), creatinine concentration (66 [IQR: 55–80] vs 71 [IQR: 62–87], p = 0.083) as well as CD4 counts (119 [IQR: 52–255] vs 113 [IQR: 44–252], p = 0.820), as seen in Table 2.