Center for Perioperative Outcomes

You are here

News and Updates


The Disparity of Care and Outcomes for Medicaid Patients Undergoing Colectomy
Colectomies are one of the most common surgical procedures in the United States. A new study by Dahniel Sastow and researchers from the Center for Perioperative Outcomes (CPO) finds that a patient’s insurance status is a predictor for worse surgical outcomes following this procedure. In the study, published in the Journal of Surgical Research, researchers reviewed State Inpatient... Read More
An estimated 700,000 patients in the United States undergo total knee arthroplasty (TKA) every year. A new study by Noelle Arroyo and researchers from the Center for Perioperative Outcomes (CPO) finds that patients who have public insurance have an increased likelihood of being readmitted to the hospital following this common procedure. In the study, published online in Population Health Management, researchers reviewed State... Read More
An abstract submitted by Matthew Perlstein, a resident in the class of 2020, was awarded Best of Meeting Oral Abstract Presentation at the Society of Cardiovascular Anesthesiologists (SCA) 40th Annual Meeting & Workshops held in Phoenix on April 28-May 2.  Co-authors are Dr. Robert White, Gulce Askin, Dr. Robert Bowen and Dr. Lisa Rong.  Dr. Perlstein presented the abstract, "Disparities of Socioeconomic Status and Abdominal Aortic Aneurysm (AAA) Repair Outcomes in the United States," at... Read More
CPO Activity | October-December 2017 PublicationsHarrison, S., Tangel, V., Wu, X., Christos, P., Gaber-Baylis, L., Turnbull, Z. A., Port, J., Altorki, N., & Stiles, B. (2017, December). Are minimum volume standards appropriate for lung and esophageal surgery? The Journal of Thoracic and Cardiovascular Surgery. PubMed ID: 29370917Xu, H. F., White, R. S., Sastow, D. L., Andreae, M. H., Gaber-Baylis, L. K., &... Read More
Research from the Center for Perioperative Outcomes (CPO) was honored at the Eastern Pain Association 2017 Annual Meeting (EPA), held November 11 in New York. An abstract titled “Analysis of Pain-Related Hospital Consumer Assessment of Healthcare Providers and Systems (HCAHPS) Free-Text Responses” was awarded first place in the poster competition. Anna Nachamie, operations administrator for the CPO, is the first author. Co-authors are Sophie Osorio, an intern with the CPO; research aide Jesse... Read More
Could your health insurance affect your medical care? A study by Dr. Hannah Xu, a resident in the class of 2019, and researchers from the Department of Anesthesiology’s Center for Perioperative Outcomes (CPO), found that among patients undergoing total hip replacement (THR), insurance status can impact healthcare outcomes and serve as a predictor for increased postoperative risks.    In the... Read More
Residents from New York and New Jersey gathered on October 11 for the New York Academy of Medicine’s (NYAM) Anesthesiology Residents’ Night. Twenty-two participants presented their research to a panel of judges. Weill Cornell Medicine's Dr. Robert White, a resident in the class of 2018, won first place for his oral presentation “Readmission rates and diagnoses following total hip replacement in relationship to insurance payer status, race, and income status." Co-authors are Daniel Sastow,... Read More
An abstract submitted by Dr. Timothy M. Connolly, a resident in the class of 2018, was awarded Best of Meeting Oral Abstract at the Society of Cardiovascular Anesthesiologists (SCA) 39th Annual Meeting & Workshops in Orlando, Florida. Co-authors are Robert White, Abdullah Rasheed, Licia Gaber-Baylis, Gregory P. Giambrone and Zachary A. Turnbull.  Dr. Connolly presented the abstract, "Taking 'liberty or death' to heart: The disparities of socioeconomic status and coronary artery bypass... Read More
Dr. Robert White, resident in anesthesiology and a Van Poznak Research Scholar, and Christian (Ian) P. Tope, a project manager in the Center for Perioperative Outcomes,  are the recipients  of an NIH-funded fellowship to support their work on big data in healthcare. The Big Data to Knowledge Fellowship (BD2K) provides fellows with the opportunity to attend a weeklong research... Read More
Dr. Zachary Turnbull, instructor in anesthesiology, has been named Director of Performance Improvement for the Center for Perioperative Outcomes, a division of the Department of Anesthesiology.  Working with key stakeholders, Dr. Turnbull will lead efforts to collect and analyze performance metrics across the department, and conduct research on quality and performance improvement in ... Read More

Center for Perioperative Outcomes
NewYork-Presbyterian Hospital 
Weill Cornell Medical Center
428 East 72nd Street, Suite 800A
New York, NY 10021
Phone: (646) 962-2671
Fax: (646) 962-0435