Research Article

Effect of Dipeptidyl Peptidase-4 (DPP-4) Inhibition on Biomarkers of Kidney Injury and Vascular Calcification in Diabetic Kidney Disease: A Randomized Controlled Trial

Table 3

Changes in clinical characteristics and laboratory indices in the control group from baseline to month 6.

BaselineMonth 6Mean difference value

Body weight (kg)0.654
Body mass index (kg/m2)0.619
Mean arterial blood pressure0.856
Hemoglobin (g/dL)0.012
Estimated GFR (mL/min/1.73 m2)0.116
BUN (mg/dL)0.004
Serum creatinine (mg/dL)0.004
Fasting plasma glucose (mg/dL)0.065
Hemoglobin A1C (%)0.451
Serum potassium (mEq/L)0.183
Serum magnesium (mg/dL)0.128
Serum calcium (mg/dL)0.729
Serum phosphate (mg/dL)0.316
Serum albumin (g/dL)0.239
Urine protein, 24 hours (g/day)0.060
Coronary artery calcium score0.395
CAVI0.005
Serum myeloperoxidase (μg/L)0.934
Serum osteopontin (ng/mL)0.305
Serum bone alkaline phosphatase (μg/L)0.947
Urine NGAL (ng/mg creatinine)0.024
Urine Kim (ng/mg creatinine)<0.001
Urine LFABP (μg/mg creatinine)0.488

Data are presented as the . CAVI: cardio-ankle vascular index; LFABP: liver acid-binding protein; NGAL: neutrophil gelatinase-associated lipocalin; Kim-1: kidney injury molecule-1.