Table 3 Relationship between 180-minute postprandial C-peptide levels and DR. model 1 was adjusted for age, sex, and BMI; model 2 was adjusted for age, sex, BMI, hypertension, smoking status, drinking status, diabetes duration, and fatty liver; and model 3 was adjusted for all variables in model 2 plus HbA-1c, TC, TG, HDL-C, LDL-C, and FBG.

From: Correlation between C-peptide and diabetic retinopathy in patients with type 2 diabetes mellitus: a cross-sectional study

 

OR (95% CI)

P value

Non-adjusted model

0.70 (0.62, 0.80)

< 0.0001

Adjust model 1

0.74 (0.64, 0.84)

< 0.0001

Adjust model 2

0.79 (0.69, 0.90)

0.0002

Adjust model 3

0.69 (0.59, 0.80)

< 0.0001