Northwestern Quality Improvement, Research & Education in Surgery

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NQUIRES is a collaborative and multidisciplinary community that supports faculty, staff and trainees in carrying out research to improve surgical care delivery, quality and outcomes.”

Salva Balbale, PhD and Anne Stey, MD

Core Programs

Explore the major initiatives that stem from our center's efforts

NQUIRES Student Research Program

Review our robust training program for medical student research

NQUIRES Research Fellowship

Learn more about opportunities for surgery residents and postdoctoral fellows

Our Team

Get to know the faculty and staff behind our center

New NQUIRES Research

Recent Publications

Ex-vivo lung perfusion: National trends and post-transplant outcomes.
Williams JE, Schaefer SL, Jacobs RC, Odell DD, Lagisetty KH, Williams AM.
J Heart Lung Transplant. 2025 Feb;44(2):150-158. doi: 10.1016/j.healun.2024.09.020.
Quantifying health insurance eligibility impact on interhospital transfers of injured patients: Evidence from the affordable care act's dependent coverage provision.
Tanenbaum J, Reddy S, Slocum J, Cantrell C, Butler B, Lundberg A, Stey AM.
Surgery. 2025 Feb;178:108921. doi: 10.1016/j.surg.2024.10.012. Epub 2024 Dec 6.
American College of Surgeons survival calculator for biliary tract cancers: using machine learning to individualize predictions.
Janczewski LM, Cotler J, Zhu X, Palis B, Chan K, Merkow RP, Habermann EB, Weigel RJ, Boughey JC.
Surgery. 2025 Feb;178:108919. doi: 10.1016/j.surg.2024.10.010. Epub 2024 Nov 26.