IL37 and rosacea: They observed increased IL-36 (52.2 vs. 33.0 pg/mL, p < 0.001) and decreased IL-37 (18.5 vs. 44.6 pg/mL, p < 0.001) and IL-38 (25.7 vs. 45.6 ng/L, p < 0.001) in rosacea patients compared with controls.