CXCL10 and systemic lupus erythematosus: Moreover, comparison of urine IP-10 between active and inactive SLE without LN (n = 156 patients, 88 active SLE patients, 68 inactive SLE patients) also showed that there were no significant differences between both groups (MD 2.81 pg/mgCr x 100, 95% CI −2.40 to 8.01, p = 0.29).