IL6 and congenital rubella syndrome: The median (range) IL-6, IL-10, and IFN-γ in CRS grade≤ 2 and CRS grade≥ 3 were 662.055 (47.570–9726.050) vs. 12,458.750 (374.900–43,753.920) pg/ml, 110.540 (13.350–448.310) vs. 317.41 (23.480–3556.740) pg/ml, and 186.770 (2.630–1701.310) vs. 3,018.200 (258.570–12,557.570) pg/ml, respectively.