Mark E. Cohen

发表

Development and evaluation of the universal ACS NSQIP surgical risk calculator: a decision aid and informed consent tool for patients and surgeons.

C. Ko, K. Bilimoria, Yaoming Liu, 2013, Journal of the American College of Surgeons.

Association of the 2011 ACGME resident duty hour reform with general surgery patient outcomes and with resident examination performance.

Jeanette W. Chung, F. Lewis, C. Ko, 2014, JAMA.

Does Surgical Quality Improve in the American College of Surgeons National Surgical Quality Improvement Program: An Evaluation of All Participating Hospitals

C. Ko, B. Hamilton, K. Bilimoria, 2009, Annals of surgery.

Comparison of 30-day outcomes after emergency general surgery procedures: potential for targeted improvement.

C. Ko, K. Bilimoria, A. Nathens, 2010, Surgery.

Development of an American College of Surgeons National Surgery Quality Improvement Program: morbidity and mortality risk calculator for colorectal surgery.

C. Ko, K. Bilimoria, Mark E. Cohen, 2009, Journal of the American College of Surgeons.

Evaluation and Enhancement of Calibration in the American College of Surgeons NSQIP Surgical Risk Calculator.

C. Ko, K. Bilimoria, Yaoming Liu, 2016, Journal of the American College of Surgeons.

Underlying reasons associated with hospital readmission following surgery in the United States.

Jeanette W. Chung, Mark V. Williams, C. Ko, 2015, JAMA.

National Cluster-Randomized Trial of Duty-Hour Flexibility in Surgical Training

Jeanette W. Chung, L. Hedges, F. Lewis, 2016 .

Use of a Single CPT Code for Risk Adjustment in American College of Surgeons NSQIP Database: Is There Potential Bias with Practice-Pattern Differences in Multiple Procedures under the Same Anesthetic?

C. Ko, Yaoming Liu, Mark E. Cohen, 2018, Journal of the American College of Surgeons.

Effect of delay to operation on outcomes in adults with acute appendicitis.

C. Ko, K. Bilimoria, A. Nathens, 2010, Archives of surgery.

An evaluation of replacement rates for posterior resin-based composite and amalgam restorations in U.S. Navy and marine corps recruits.

Mark E. Cohen, J. Simecek, K. Diefenderfer, 2009, Journal of the American Dental Association.

Morbidity and mortality after colorectal procedures: comparison of data from the American College of Surgeons case log system and the ACS NSQIP.

E. Lawson, C. Ko, Mark E. Cohen, 2011, Journal of the American College of Surgeons.

In vitro radiographic determination of distances from working length files to root ends comparing Kodak RVG 6000, Schick CDR, and Kodak insight film.

Mark E. Cohen, G. Goodell, S. McClanahan, 2006, Journal of endodontics.

Determination of methyl mercury in dental-unit wastewater.

Mark E. Cohen, M. Stone, L. Liang, 2003, Dental materials : official publication of the Academy of Dental Materials.

The influence of resident involvement on surgical outcomes.

C. Ko, D. Bentrem, Mark E. Cohen, 2011, Journal of the American College of Surgeons.

Improved Surgical Outcomes for ACS NSQIP Hospitals Over Time: Evaluation of Hospital Cohorts With up to 8 Years of Participation

C. Ko, Yaoming Liu, Mark E. Cohen, 2016, Annals of surgery.

Reference values for pulmonary function in Asian Indians living in the United States.

Mark E. Cohen, A. Fulambarker, A. Copur, 2004, Chest.

Risk of Morbidity and Mortality Following Hepato-Pancreato-Biliary Surgery

H. Pitt, T. Pawlik, C. Ko, 2012, Journal of Gastrointestinal Surgery.

Association of the 2011 ACGME Resident Duty Hour Reform with Postoperative Patient Outcomes in Surgical Specialties.

Jeanette W. Chung, C. Ko, K. Bilimoria, 2015, Journal of the American College of Surgeons.

Variability in reoperation rates at 182 hospitals: a potential target for quality improvement.

C. Ko, K. Bilimoria, Mark E. Cohen, 2009, Journal of the American College of Surgeons.

Evaluation of the ProPublica Surgeon Scorecard “Adjusted Complication Rate” Measure Specifications

C. Ko, K. Bilimoria, M. Friedberg, 2016, Annals of surgery.

Hospital variation in use of prophylactic drains following hepatectomy.

C. Ko, M. D'Angelica, K. Bilimoria, 2020, HPB : the official journal of the International Hepato Pancreato Biliary Association.

Experimental Investigation of Aortic Pressure Variations Following a Simulated Thoracic Impact

Mark E. Cohen, L. Kadem, Ghassan Maraouch, 2021, 2105.05846.

Variation of Thyroidectomy-Specific Outcomes Among Hospitals and Their Association With Risk Adjustment and Hospital Performance

C. Ko, Yaoming Liu, Mark E. Cohen, 2017, JAMA surgery.

Validity and Feasibility of the American College of Surgeons Colectomy Composite Outcome Quality Measure

E. Lawson, W. Chow, C. Ko, 2013, Annals of surgery.

A current profile and assessment of north american cholecystectomy: results from the american college of surgeons national surgical quality improvement program.

C. Ko, Mark E. Cohen, B. Hall, 2010, Journal of the American College of Surgeons.

Variability in Length of Stay After Colorectal Surgery: Assessment of 182 Hospitals in the National Surgical Quality Improvement Program

C. Ko, K. Bilimoria, Mark E. Cohen, 2009, Annals of surgery.

Best Practices in Data Use for Achieving Successful Implementation of Enhanced Recovery Pathway.

C. Ko, Mark E. Cohen, D. Hobson, 2019, Journal of the American College of Surgeons.

Response to "Does Participation in the ACS-NSQIP Improve Outcomes?"

C. Ko, Yaoming Liu, Mark E. Cohen, 2017, Annals of surgery.

Evaluating the Benefits of ACS-NSQIP.

C. Ko, Yaoming Liu, Mark E. Cohen, 2017, Annals of surgery.

Polymerization efficiency of LED curing lights.

D. Charlton, Mark E. Cohen, H. Roberts, 2002, Journal of esthetic and restorative dentistry : official publication of the American Academy of Esthetic Dentistry ... [et al.].

Enhancing the American College of Surgeons NSQIP Surgical Risk Calculator to Predict Geriatric Outcomes.

C. Ko, Lynn Zhou, Mark E. Cohen, 2020, Journal of the American College of Surgeons.

Using Confidential Clinical Data Registries for Public Reporting and Pay for Performance.

C. Ko, Mark E. Cohen, Melissa A Hornor, 2018, Annals of surgery.

The importance of extreme weight percentile in postoperative morbidity in children.

C. Ko, Mark E. Cohen, R. L. Moss, 2014, Journal of the American College of Surgeons.

Does Performance Vary Within the Same Hospital When Separately Examining Different Patient Subgroups?

C. Ko, K. Bilimoria, J. Paruch, 2016, Journal of the American College of Surgeons.

Comparison of hospital performance in nonemergency versus emergency colorectal operations at 142 hospitals.

J. Feinglass, C. Ko, K. Bilimoria, 2010, Journal of the American College of Surgeons.

Surgical Outcomes in Canada and the United States: An Analysis of the ACS-NSQIP Clinical Registry

P. Cram, C. Ko, Mark E. Cohen, 2022, World Journal of Surgery.

Risk factors for post‐pancreaticoduodenectomy delayed gastric emptying in the absence of pancreatic fistula or intra‐abdominal infection

C. Ko, D. Bentrem, K. Bilimoria, 2019, Journal of surgical oncology.

Evaluation of the ProPublica Surgeon Scorecard ‘‘Adjusted easure Specifications Complication Rate’’ M

C. Ko, K. Bilimoria, M. Friedberg, 2016 .

Procedure-Specific Trends in Surgical Outcomes.

C. Ko, Yaoming Liu, Mark E. Cohen, 2018, Journal of the American College of Surgeons.

Effect of trauma center status on 30-day outcomes after emergency general surgery.

C. Ko, A. Nathens, Mark E. Cohen, 2011, Journal of the American College of Surgeons.

Association of Hospital Altitude and Postoperative Infectious Complications After Major Operations.

Mark E. Cohen, Xiangju Meng, R. Meguid, 2019, High altitude medicine & biology.

Underlying Reasons AssociatedWith Hospital Readmission Following Surgery in the United States

Jeanette W. Chung, Mark V. Williams, C. Ko, 2015 .

Comparison of hospital performance in emergency versus elective general surgery operations at 198 hospitals.

C. Ko, A. Nathens, Mark E. Cohen, 2011, Journal of the American College of Surgeons.

Evaluating agreement between clinic- and patient-reported outcomes for weight and co-morbidities at 1 year after bariatric surgery.

C. Ko, Mark E. Cohen, M. Greene, 2022, Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery.

Association between Postoperative Complications and Reoperation for Patients Undergoing Geriatric Surgery and the Effect of Reoperation on Mortality

W. Chow, C. Ko, K. Bilimoria, 2012, The American surgeon.

Effect of Flexible Duty Hour Policies on Length of Stay for Complex Intra-Abdominal Operations: A Flexibility in Duty Hour Requirements for Surgical Trainees (FIRST) Trial Analysis.

C. Ko, K. Bilimoria, Mark E. Cohen, 2017, Journal of the American College of Surgeons.

Evaluation of readmissions due to surgical site infections: A potential target for quality improvement.

K. Bilimoria, Mark E. Cohen, Ravi Rajaram, 2017, American journal of surgery.

Dentin Hypersensitivity Efficacy of a Dentifrice with Arginine/Calcium Carbonate

R. Emling, Mark E. Cohen, W. Edgar, 2011 .

Technology Based Upon Arginine and Calcium - for the Everyday Relief of Dentin Hypersensitivity Pro-Argin™ - a Breakthrough

R. Emling, Mark E. Cohen, W. Edgar, 2009 .

Clinical Evidence for Instant and Lasting Relief of Dentin Hypersensitivity

R. Emling, Mark E. Cohen, R. Boyd, 2009 .

Post-Discharge Venous Thromboembolism After Cancer Surgery: Extending the Case for Extended Prophylaxis

M. McCarter, C. Ko, D. Bentrem, 2011, Annals of surgery.

Volumetric polymerization shrinkage of resin composites under simulated intraoral temperature and humidity conditions.

D. Charlton, Mark E. Cohen, K. Vandewalle, 2005, Operative dentistry.

Clinical Antiplaque and Antigingivitis Efficacy of Two Dentifrices: Triclosan, Copolymer, and Sodium Fluoride vs. Stannous Fluoride, Sodium Hexametaphosphate, and Zinc Lactate

R. Emling, Mark E. Cohen, W. Edgar, 2010 .

Risk of discharge to postacute care: a patient-centered outcome for the american college of surgeons national surgical quality improvement program surgical risk calculator.

C. Ko, K. Bilimoria, Yaoming Liu, 2015, JAMA surgery.

Postoperative Delirium as a Target for Surgical Quality Improvement

E. Finlayson, C. Ko, T. Robinson, 2017, Annals of surgery.

Outcomes of Concurrent Operations: Results From the American College of Surgeons’ National Surgical Quality Improvement Program

C. Ko, Yaoming Liu, Mark E. Cohen, 2017, Annals of surgery.

Defining the Intrinsic Cardiac Risks of Operations to Improve Preoperative Cardiac Risk Assessments

C. Ko, Yaoming Liu, Mark E. Cohen, 2018, Anesthesiology.

Risk adjustment in the American College of Surgeons National Surgical Quality Improvement Program: a comparison of logistic versus hierarchical modeling.

C. Ko, K. Bilimoria, Mark E. Cohen, 2009, Journal of the American College of Surgeons.

Optimizing ACS NSQIP modeling for evaluation of surgical quality and risk: patient risk adjustment, procedure mix adjustment, shrinkage adjustment, and surgical focus.

Justin B Dimick, W. Chow, C. Ko, 2013, Journal of the American College of Surgeons.

First Report from the American College of Surgeons Bariatric Surgery Center Network: Laparoscopic Sleeve Gastrectomy has Morbidity and Effectiveness Positioned Between the Band and the Bypass

Daniel B. Jones, C. Ko, B. Schirmer, 2011, Annals of surgery.

Preoperative risk evaluation for pancreatic fistula after pancreaticoduodenectomy

D. Bentrem, K. Bilimoria, Mark E. Cohen, 2019, Journal of surgical oncology.

Identification of specific quality improvement opportunities for the elderly undergoing gastrointestinal surgery.

C. Ko, D. Bentrem, K. Bilimoria, 2009, Archives of surgery.

An Examination of American College of Surgeons NSQIP Surgical Risk Calculator Accuracy.

C. Ko, Yaoming Liu, Mark E. Cohen, 2017, Journal of the American College of Surgeons.

Feasibility of Enhanced Recovery in Emergency Colorectal Surgery.

C. Ko, Mark E. Cohen, E. Wick, 2020, Journal of the American College of Surgeons.

Hospital variation in rates of concurrent fundoplication during gastrostomy enteral access procedures

C. Ko, Mark E. Cohen, B. Hall, 2018, Surgical Endoscopy.

Estimating Adverse Events After Gastrostomy Tube Placement.

C. Ko, Mark E. Cohen, B. Hall, 2016, Academic pediatrics.

Beyond death and graft survival—Variation in outcomes after kidney transplantation. Results from the NSQIP Transplant beta phase

C. Ko, R. Hirose, Mark E. Cohen, 2019, American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons.

Beyond death and graft survival—Variation in outcomes after liver transplant. Results from the NSQIP transplant beta phase

C. Ko, R. Hirose, Mark E. Cohen, 2019, American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons.

Variation in intraoperative and postoperative red blood cell transfusion in pediatric surgery

C. Ko, Mark E. Cohen, B. Hall, 2016, Transfusion.

Risk-Adjusted Hospital Outcomes for Children’s Surgery

C. Ko, J. Meara, Mark E. Cohen, 2013, Pediatrics.

A risk calculator predicting postoperative adverse events in neonates undergoing major abdominal or thoracic surgery.

C. Ko, Mark E. Cohen, B. Hall, 2014, Journal of pediatric surgery.

Comparison of outcomes after laparoscopic versus open appendectomy for acute appendicitis at 222 ACS NSQIP hospitals.

T. Esposito, C. Ko, K. Bilimoria, 2010, Surgery.

Pancreatectomy risk calculator: an ACS-NSQIP resource.

H. Pitt, C. Ko, K. Bilimoria, 2010, HPB : the official journal of the International Hepato Pancreato Biliary Association.

Patterns of care among patients undergoing hepatic resection: a query of the National Surgical Quality Improvement Program-targeted hepatectomy database.

A. Ejaz, G. Spolverato, Yuhree Kim, 2015, The Journal of surgical research.

Does hospital type affect pyloromyotomy outcomes? Analysis of the Kids' Inpatient Database.

D. Bentrem, Mark E. Cohen, M. Raval, 2010, Surgery.

Development of the Flexibility in Duty Hour Requirements for Surgical Trainees (FIRST) Trial Protocol: A National Cluster-Randomized Trial of Resident Duty Hour Policies.

Jeanette W. Chung, L. Hedges, C. Ko, 2016, JAMA surgery.

National Cluster-Randomized Trial of Duty-Hour Flexibility in Surgical Training.

Jeanette W. Chung, L. Hedges, F. Lewis, 2016, The New England journal of medicine.

Association of surgical care improvement project infection-related process measure compliance with risk-adjusted outcomes: implications for quality measurement.

Lee A Fleisher, Justin B Dimick, L. Fleisher, 2010, Journal of the American College of Surgeons.

Comparison of pulmonary function in immigrant vs US-born Asian Indians.

Mark E. Cohen, A. Fulambarker, P. Quanjer, 2010, Chest.

Comparison of Outlier Identification Methods in Hospital Surgical Quality Improvement Programs

C. Ko, D. Bentrem, K. Bilimoria, 2010, Journal of Gastrointestinal Surgery.

The Metabolic and Bariatric Surgery Accreditation and Quality Improvement Program bariatric surgical risk/benefit calculator: 30-day risk.

C. Ko, Mark E. Cohen, B. Hall, 2021, Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery.

The effect of a translucent post on resin composite depth of cure.

D. Charlton, Mark E. Cohen, K. Vandewalle, 2004, Dental materials : official publication of the Academy of Dental Materials.

Development and Evaluation of the American College of Surgeons NSQIP Pediatric Surgical Risk Calculator.

C. Ko, K. Bilimoria, Yaoming Liu, 2016, Journal of the American College of Surgeons.

The Metabolic and Bariatric Surgery Accreditation and Quality Improvement Program Bariatric Surgical Risk/Benefit Calculator: 1-year weight.

C. Ko, Mark E. Cohen, B. Hall, 2022, Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery.

Mercury vapor levels in exhaust air from dental vacuum systems.

Mark E. Cohen, M. Stone, Brad A Debban, 2007, Dental materials : official publication of the Academy of Dental Materials.

Distributions of Periodontal Attachment Levels

Mark E. Cohen, S. Ralls, 1988 .

Impact of Hepatectomy Surgical Complexity on Outcomes and Hospital Quality Rankings

C. Ko, D. Bentrem, K. Bilimoria, 2014, Annals of Surgical Oncology.

Variation in quality of care after emergency general surgery procedures in the elderly.

C. Ko, A. Nathens, Mark E. Cohen, 2011, Journal of the American College of Surgeons.

Detection of anti-protective antigen salivary IgG antibodies in recipients of the US licensed anthrax vaccine.

Mark E. Cohen, Cheow K. Chang, D. Bienek, 2007, Vaccine.

Comparison of hospital performance in trauma vs emergency and elective general surgery: implications for acute care surgery quality improvement.

C. Ko, B. Haas, A. Nathens, 2012, Archives of surgery.

Effect of wound classification on risk adjustment in American College of Surgeons NSQIP.

E. P. Dellinger, C. Ko, K. Bilimoria, 2014, Journal of the American College of Surgeons.

Improving American College of Surgeons National Surgical Quality Improvement Program risk adjustment: incorporation of a novel procedure risk score.

C. Ko, B. Hamilton, Mark E. Cohen, 2010, Journal of the American College of Surgeons.

Association of Surgical Resident Wellness With Medical Errors and Patient Outcomes

J. Moskowitz, E. Cheung, C. Ko, 2020, Annals of surgery.

Optimizing Surgical Quality Datasets to Care for Older Adults: Lessons from the American College of Surgeons NSQIP Geriatric Surgery Pilot.

E. Finlayson, C. Ko, T. Robinson, 2017, Journal of the American College of Surgeons.

Variation in Hospital Utilization of Minimally Invasive Distal Pancreatectomy for Localized Pancreatic Neoplasms

C. Ko, D. Bentrem, M. Talamonti, 2019, Journal of Gastrointestinal Surgery.

Validation study of the ACS NSQIP surgical risk calculator for two procedures in Japan.

I. Endo, S. Marubashi, C. Ko, 2021, American journal of surgery.

A Comprehensive Evaluation of Statistical Reliability in ACS NSQIP Profiling Models.

C. Ko, Mark E. Cohen, B. Hall, 2015, Annals of surgery.

Does Comanagement of Patients With Hip Fracture Influence 30-Day Outcomes

C. Ko, S. Kates, Mark E. Cohen, 2020, Geriatric orthopaedic surgery & rehabilitation.

Post Hepatectomy Liver Failure Risk Calculator for Preoperative and Early Postoperative Period Following Major Hepatectomy

T. Pawlik, C. Ko, D. Bentrem, 2020, Annals of Surgical Oncology.

Relevance of the c-statistic when evaluating risk-adjustment models in surgery.

W. Chow, C. Ko, E. Wang, 2012, Journal of the American College of Surgeons.

Hospital-level Variation in Secondary Complications After Surgery

S. Lipsitz, M. Zinner, C. Ko, 2016, Annals of surgery.

Comparison of postoperative complication risk prediction approaches based on factors known preoperatively to surgeons versus patients.

K. Bilimoria, J. Paruch, Mark E. Cohen, 2014, Surgery.

Short-Term Risk of Performing Concurrent Procedures with Hepatic Artery Infusion Pump Placement

D. Bentrem, M. Mulcahy, P. Allen, 2020, Annals of Surgical Oncology.

Oral surgical handpiece use time parameters.

Mark E. Cohen, H. Roberts, D. Murchison, 2005, Journal of oral and maxillofacial surgery : official journal of the American Association of Oral and Maxillofacial Surgeons.

Comparison of National Operative Mortality in Gastroenterological Surgery Using Web-based Prospective Data Entry Systems

H. Miyata, G. Wakabayashi, C. Ko, 2015, Medicine.

Postoperative Complications and Hospital Payment: Implications for Achieving Value.

C. Ko, K. Bilimoria, Mark E. Cohen, 2016, Journal of the American College of Surgeons.

The past, present and future of ACS NSQIP-Pediatric: Evolution from a quality registry to a comparative quality performance platform.

A. Allori, C. Ko, Mark E. Cohen, 2023, Seminars in pediatric surgery.

Incidence and Relative Burden of Surgical Site Infections in Children Undergoing Nonemergent Surgery

C. Ko, Mark E. Cohen, M. Hall, 2022 .

Considerations in Releasing Equations for the American College of Surgeons NSQIP Surgical Risk Calculator: In Reply to Wanderer and Ehrenfeld.

C. Ko, K. Bilimoria, Yaoming Liu, 2016, Journal of the American College of Surgeons.

Design and evaluation of a filter-based chairside amalgam separation system.

Mark E. Cohen, M. Stone, J. C. Ragain, 2008, The Science of the total environment.

Effect of Postdischarge Morbidity and Mortality on Comparisons of Hospital Surgical Quality

C. Ko, D. Bentrem, K. Bilimoria, 2010, Annals of surgery.

Effect of cancer surgery complexity on short-term outcomes, risk predictions, and hospital comparisons.

C. Ko, D. Bentrem, K. Bilimoria, 2013, Journal of the American College of Surgeons.

The American College of Surgeons National Surgical Quality Improvement Program: achieving better and safer surgery.

David B Hoyt, C. Ko, Mark E. Cohen, 2015, Joint Commission journal on quality and patient safety.

Piperacillin-Tazobactam Compared With Cefoxitin as Antimicrobial Prophylaxis for Pancreatoduodenectomy: A Randomized Clinical Trial.

H. Pitt, M. Gönen, S. Seo, 2023, JAMA.

Profiling Individual Surgeon Performance Using Information from a High-Quality Clinical Registry: Opportunities and Limitations.

C. Ko, B. Hamilton, J. Paruch, 2015, Journal of the American College of Surgeons.

Postoperative Complications and Hospital Payment: Implications for Achieving Value.

C. Ko, K. Bilimoria, Mark E. Cohen, 2016, Journal of the American College of Surgeons.

Creating Individual Surgeon Performance Assessments in a Statewide Hospital Surgical Quality Improvement Collaborative.

C. Ko, K. Bilimoria, Mark E. Cohen, 2018, Journal of the American College of Surgeons.

Correlation Between Postoperative Antimicrobial Prophylaxis Use and Surgical Site Infection in Children Undergoing Nonemergent Surgery.

A. Allori, C. Ko, M. Proctor, 2022, JAMA surgery.

Successful Implementation of Enhanced Recovery in Elective Colorectal Surgery is Variable and Dependent on the Local Environment

C. Ko, Mark E. Cohen, E. Wick, 2021, Annals of surgery.

On-demand Reporting of Risk-adjusted and Smoothed Rates for Quality Profiling in ACS NSQIP

C. Ko, Yaoming Liu, Mark E. Cohen, 2016, Annals of surgery.

The next generation of quality assessment: Developing a specialty- and outcome-specific American College of Surgeons National Surgical Quality Improvement Program

C. Ko, K. Bilimoria, Mark E. Cohen, 2009 .

Role of Operative Complexity Variables in Risk Adjustment for Patients With Cancer.

C. Ko, K. Bilimoria, Mark E. Cohen, 2016, JAMA surgery.

Effect of wound classification on risk adjustment in American College of Surgeons NSQIP.

K. Bilimoria, Mark E. Cohen, B. Hall, 2014, Journal of the American College of Surgeons.

Effect of Subjective Preoperative Variables on Risk-Adjusted Assessment of Hospital Morbidity and Mortality

C. Ko, K. Bilimoria, Mark E. Cohen, 2009, Annals of surgery.

Validity and Feasibility of the American College of Surgeons Colectomy Composite Outcome Quality Measure

E. Lawson, W. Chow, C. Ko, 2013, Annals of surgery.

Procedure-level Misutilization of Antimicrobial Prophylaxis in Pediatric Surgery: Implications for Improved Stewardship and More Effective Infection Prevention.

C. Ko, Mark E. Cohen, B. Hall, 2023, Journal of pediatric surgery.

Incidence and Relative Burden of Surgical Site Infections in Children Undergoing Nonemergent Surgery

C. Ko, Mark E. Cohen, M. Hall, 2022, Annals of surgery.

Identification of specific quality improvement opportunities for the elderly undergoing gastrointestinal surgery.

C. Ko, D. Bentrem, K. Bilimoria, 2009, Archives of surgery.

Effect of Postdischarge Morbidity and Mortality on Comparisons of Hospital Surgical Quality

C. Ko, D. Bentrem, K. Bilimoria, 2010, Annals of surgery.

Profiling Individual Surgeon Performance Using Information from a High-Quality Clinical Registry: Opportunities and Limitations.

C. Ko, B. Hamilton, J. Paruch, 2015, Journal of the American College of Surgeons.

Surgical quality improvement programs in Japan and USA: Report from the collaborative projects between Japanese Society of Gastroenterological Surgery and American College of Surgeons National Surgical Quality Improvement Program

H. Miyata, S. Marubashi, C. Ko, 2019, Annals of gastroenterological surgery.

Risk indicators for periodontitis in a military treatment population.

M. Cohen, Mark E. Cohen, C. L. Hatch, 1992, Journal of periodontology.

Do cancer-specific variables improve risk-adjusted hospital quality comparisons?

W. Chow, C. Ko, D. Bentrem, 2012, Journal of clinical oncology : official journal of the American Society of Clinical Oncology.

Correlation of acute pericoronitis and the position of the mandibular third molar.

M. Cohen, Mark E. Cohen, M. Edenfield, 1986, Oral surgery, oral medicine, and oral pathology.