Arterial stiffness is an independent predictor for risk of mortality in patients with type 2 diabetes mellitus: the REBOUND study

Table 3 Comparison of models with/without baPWV for the predication of mortality in type 2 diabetes mellitus

Model	All-cause mortality		Cardiovascular-mortality		Cancer-mortality		Other cause-mortality
Model	95% CI	P-value	95% CI	P-value	95% CI	P-value	95% CI	P-value
Baseline
AUC	0.770 (0.735–0.804)		0.788 (0.723–0.853)		0.785 (0.722–0.847)		0.749 (0.695–0.803)
New
AUC	0.788 (0.755–0.820)	0.008	0.799 (0.740–0.858)	0.377	0.807 (0.752–0.863)	0.043	0.782 (0.733–0.830)	0.011
NRI (categorical)	0.101 (0.055–0.147)	< 0.001	–0.076 (− 0.181–0.029)	0.155	–0.012 (− 0.106–0.082)	0.808	0.151 (0.042–0.261)	0.007
NRI (continuous)	0.487 (0.347–0.627)	< 0.001	0.283 (0.027–0.539)	0.030	0.548 (0.291–0.805)	<0.001	0.510 (0.329–0.691)	<0.001
IDI	0.018 (0.010–0.025)	< 0.001	0.004 (0.001–0.007)	0.022	0.013 (0.002–0.023)	0.020	0.008 (0.002–0.015)	0.009

Baseline model: age, sex, diabetes duration, BMI, HbA1c, SBP, smoking, and insulin. New model: baseline model + baPWV
AUC area under the receiver-operating characteristic curve, baPWV brachial-ankle pulse wave velocity, CI confidence interval, NRI net reclassification index, IDI integrated discrimination improvement

ISSN: 1475-2840