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Updated: May 5, 2026

Simulator Training for Endovascular Neurosurgery
Published on: May 6, 2020
Operative competency and autonomy achieved by senior vascular surgery integrated residents and fellows
Aqiyl Mills1, Brock Coleman2, Ting Sun3
1Department of Surgery, University of Virginia School of Medicine, Charlottesville, VA.
Graduates of integrated vascular surgery residency and traditional fellowship programs demonstrate comparable operative performance and autonomy. Both training pathways ensure similar preparedness for independent vascular surgery practice.
Area of Science:
- Medical Education
- Surgical Training
- Vascular Surgery
Background:
- Two main training pathways exist for vascular surgery: integrated residency and traditional fellowship.
- Operative case requirements are similar, but graduate competence comparison is lacking.
Purpose of the Study:
- To compare operative performance and autonomy between vascular integrated residents (VIRs) and vascular surgery fellows (VSFs) in their final training year.
Main Methods:
- Operative assessments collected nationally (2018-2022) via SIMPL OR application.
- Statistical analysis using generalized linear mixed models compared VIRs and VSFs on performance and autonomy.
- Controlled for case complexity and procedure type (open/endovascular); included faculty and trainee self-assessments.
Main Results:
- No significant differences found in faculty or trainee self-assessments of operative performance or autonomy between VIRs and VSFs.
- 4927 assessments from 106 trainees and 94 faculty across 25 programs were analyzed.
- Results held true even after correcting for case complexity and procedure type.
Conclusions:
- Vascular integrated residents and vascular surgery fellows achieve similar operative performance and autonomy by graduation.
- Both training paradigms yield equivalent competence, indicating similar readiness for independent practice.
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