CXCL10 and tuberculosis: The median levels of IP-10 in the sera were 29.3 (IQR 17.6–69.8) in the TB group, 24.5 (IQR 21.3–31.3) in the LTBI group, 30.0 (IQR 10.1–59.1) in the NMP group, and 20.8 (IQR 18.5–25.1) in the HC group (Fig 1A).