Table 3.

Threshold Effect Analyses of HGI on the Risk of DN in Patients with T2DM

	OR (95% CI)	P
Fitting model by standard logistics regression	1.00 (0.92–1.09)	0.955
Fitting model by two-piecewise logistics regression
Infection point (K)	−0.648
≤K	0.65 (0.48–0.88)	0.006
>K	1.12 (1.02–1.28)	0.044
P for the log-likelihood ratio test	<0.001

Notes: Adjusted for Age, SBP, FCP, 2hCP, UACR, PLT, FT3, ALB, BUN, eGFR, Apoa1, Hypertension, Insulin;

Abbreviations: DN, Diabetic Nephropathy; T2DM, Type 2 Diabetes Mellitus; OR, Odds Ratio; HGI, Hemoglobin Glycation Index.