Aortic & peripheral vascular disease

Aortic and Iliac Calcifications as Predictors of Aortic Dissection, Aneurysm Rupture, and Peripheral Vascular Disease: A Prospective Cohort Study from the DANCAVAS Trials

CirculationPublished Prospective cohort study

Authors' conclusion

Severe aortic and iliac calcification was associated with significantly higher risk of aortic events and MALEs

Study context

Population
DANCAVAS participants with full thoracoabdominal aortic CT and recorded aortic and iliac calcification94% men
Participants
13,065 participants
Exposure
Highest vs lower aortic and iliac calcification scores
Outcome
Aortic events (aortic dissection or aneurysm rupture) and MALEs (peripheral revascularization and lower limb amputation)
Follow-up
Mean 8 years
Methodological detailspopulation-based, competing risk regression
  • Population-based
  • Competing risk regression

Main finding

As reported in the abstract

Subdistribution hazard ratio (95% CI)
Ascending aorta, fourth groupaortic events
3.06(1.15–8.16)
Abdominal aorta, fourth quartileaortic events
7.61(1.44–40.22)
Ascending aorta, fourth groupMALEs
2.20(1.56–3.10)
Aortic arch, fourth quartileMALEs
6.49(3.10–13.56)
Descending aorta, fourth quartileMALEs
2.43(1.45–4.08)
Abdominal aorta, fourth quartileMALEs
7.89(2.95–21.15)
Iliac arteries, fourth quartileMALEs
13.52(4.32–42.24)
Aortic events
42
Major adverse limb events (MALEs)
311

Observational data: associations, not effects.

Original publication

Aortic and Iliac Calcifications as Predictors of Aortic Dissection, Aneurysm Rupture, and Peripheral Vascular Disease: A Prospective Cohort Study from the DANCAVAS Trials. Circulation. Published 2 March 2026. doi:10.1161/circulationaha.125.076240

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