ADIPOQ and chronic kidney disease: Participants with CKD had higher levels of leptin (mean [SD] 9.7 [11.5] vs.16.9 [20.2] ng/mL, p<0.0001) and adiponectin compared to those without CKD (10.4 [7.4] vs. 9.2 [4.2], p = 0.001).