ABCD1 and diabetic kidney disease: The AII (109 vs. 114 ng/L), ALD (137 vs. 135 ng/L), REN (11.10 vs. 14.00 ng/L), and ARR (1.24 vs. 0.98) values as well as the remaining indicators were not statistically different between the DKD and non-DKD groups at baseline(p > 0.05, Table 1).