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1. Five-year reintervention after endovascular abdominal aortic aneurysm repair in the Vascular Quality Initiative

(Publication)

... EVR in the Vascular Quality Initiative (VQI). Methods: We identified all patients in the VQI who underwent EVR from 2003 to 2015. We linked patients in the VQI to Medicare claims for long-term outcomes. ...

Created on 25 September 2019

2. A comparative analysis of long-term mortality after carotid endarterectomy and carotid stenting

(Publication)

... CAS, n = 4415). Long-term mortality information was obtained by linking patients in the registry to their respective Medicare claims file. We assessed the long-term rate of mortality for CEA and CAS using ...

Created on 22 August 2019

3. Adverse Events After Atherectomy: Analyzing Long‐Term Outcomes of Endovascular Lower Extremity Revascularization Techniques

(Publication)

Background The long-term effectiveness of atherectomy treatment for peripheral arterial disease is unknown. We studied 5-year clinical outcomes by endovascular treatment type among patients with peripheral ...

Created on 22 August 2019

4. Long-term Reintervention After Endovascular Abdominal Aortic Aneurysm Repair

(Publication)

... studied patients who underwent EVR using the Vascular Quality Initiative registry linked to Medicare claims. Our primary outcome was reintervention, defined as any procedure related to the EVR after discharge ...

Created on 22 August 2019

5. An instrumental variable procedure for estimating Cox models with non‐proportional hazards in the presence of unmeasured confounding

(Publication)

Two‐stage instrumental variable methods are commonly used for estimating average causal effects in the presence of an unmeasured confounder. In the context of the proportional hazard Cox regression models, ...

Created on 22 August 2019

6. A nonparametric test for Markovianity in the illness-death model

(Publication)

Multistate models are useful tools for modeling disease progression when survival is the main outcome, but several intermediate events of interest are observed during the follow-up time. The illness-death ...

Created on 08 September 2017