Table 2.

Difference in aortic PWV between subgroups before and after correction for confounding factors

Reference category	Uncorrected model	Model corrected for age and sex	Model corrected for age, sex, pulse pressure and triglycerides
	P-value	P-value	P-value
a. Healthy volunteers
DM1 patients	0.528	0.058	0.198
Hypertensive patients	<0.001*	<0.001*	<0.001*
DM1 patients with hypertension	<0.001*	<0.001*	<0.001*
b. DM1 patients with hypertension
Hypertensive patients	0.665	0.668	0.668
DM1 patients	0.002*	0.030*	0.228

DM1: type–1 diabetes mellitus patients

* P-value < 0.05

a. Healthy volunteers serve as the reference category; b. DM1 patients with hypertension serve as the reference category