This difference remainedsignificant even after adjusting for age, sex, and the use of angiotensin-convertingenzyme (ACE) inhibitors ([R +5.20 [+1.60 to +8.90] and R +4.30 [+0.50 to +8.20] forDKD and DR + DKD groups, respectively) (Table3 and Figure 2). Here, ACE is linked to diabetic kidney disease.