IL10 and appendicitis: The median concentration of serum IL-6 and IL-10 was significantly higher in children with complicated appendicitis (269.4 [IQR 122.4–953.8] pg/mL and 13.3 [IQR 6.4–69.3] pg/mL) compared to children with uncomplicated appendicitis (76.1 [IQR 38.6–167.3] pg/mL, p < 0.01 and 6.0 [IQR 4.1–14.8] pg/mL, p < 0.01, respectively).