RARRES2 and acute respiratory distress syndrome: Chemerin levels were higher in patients with ARDS than without ARDS at D5 (181,8 (141.3-272.5) versus 115.7 (95.4-129.9) ng/ml, median (95% CI), p<0.001) and D14 (270.8 (162.3-332.2) versus 132.2 (119.8-149.4) ng/ml, median (95% CI), p<0.0001).