CNDP1 and kidney disorder: In line with this finding, higher urinary CN-1 concentrations were observed in all the kidney disease patients versus healthy subjects (143.7 ng/ml [IQR 31-619.6 ng/ml] vs. 79.13 ng/ml [IQR 31.7-121.7 ng/ml], p = 0.027; Figure 2(f)).