Meta-analyses have shown that IP-10 detection has a sensitivity of 86% (95%CI = 80%–90%) and a specificity of 88% (95%CI = 82%–92%) in the diagnosis of active TB (Qiu et al., 2019b), and a sensitivity of 85% (95%CI = 80%–88%) and a specificity of 89% (95%CI = 84%–92%) in the diagnosis of M.tb infection, respectively (Qiu et al., 2019a). The gene discussed is CXCL10; the disease is tuberculosis.