Compared with diabetic patients without DN, patients with higher levels of UACR tended to be older, lower educational attainment, current smoker, hypertension, and tended to have higher levels of TC, TG, UA, FBG, HbA1c, BUN, SCr, and lower levels of HDL, ALT, 25(OH)D3, and 25(OH)D. Here, GPT is linked to hypertensive disorder.