Karl Y Bilimoria

Summary

Affiliation: American College of Surgeons
Country: USA

Publications

  1. pmc Development and evaluation of the universal ACS NSQIP surgical risk calculator: a decision aid and informed consent tool for patients and surgeons
    Karl Y Bilimoria
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL Surgical Outcomes and Quality Improvement Center, Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL Electronic address
    J Am Coll Surg 217:833-42.e1-3. 2013
  2. doi request reprint Wait times for cancer surgery in the United States: trends and predictors of delays
    Karl Y Bilimoria
    Cancer Programs, Commission on Cancer, American College of Surgeons, Chicago, IL 60611, USA
    Ann Surg 253:779-85. 2011
  3. doi request reprint Risk-based selective referral for cancer surgery: a potential strategy to improve perioperative outcomes
    Karl Y Bilimoria
    Cancer Programs, Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    Ann Surg 251:708-16. 2010
  4. doi request reprint Comparison of outlier identification methods in hospital surgical quality improvement programs
    Karl Y Bilimoria
    Division of Research and Optimal Patient Care, American College of Surgeons, 633 N St Clair Street, 22nd Floor, Chicago, IL 60611, USA
    J Gastrointest Surg 14:1600-7. 2010
  5. pmc Lymph node evaluation as a colon cancer quality measure: a national hospital report card
    Karl Y Bilimoria
    Cancer Programs, American College of Surgeons, Chicago, IL 60611, USA
    J Natl Cancer Inst 100:1310-7. 2008
  6. pmc Assessment of pancreatic cancer care in the United States based on formally developed quality indicators
    Karl Y Bilimoria
    Cancer Programs, American College of Surgeons, 633 N St Clair St, Chicago, IL 60611, USA
    J Natl Cancer Inst 101:848-59. 2009
  7. ncbi request reprint Comparison of commission on cancer-approved and -nonapproved hospitals in the United States: implications for studies that use the National Cancer Data Base
    Karl Y Bilimoria
    American College of Surgeons, Division of Research and Optimal Patient Care, 636 N St Clair St, Chicago, IL 60611, USA
    J Clin Oncol 27:4177-81. 2009
  8. doi request reprint Use and outcomes of laparoscopic-assisted colectomy for cancer in the United States
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, and Cancer Programs, American College of Surgeons, Chicago, Illinois 60611, USA
    Arch Surg 143:832-9; discussion 839-40. 2008
  9. doi request reprint National assessment of melanoma care using formally developed quality indicators
    Karl Y Bilimoria
    Department of Surgery, American College Surgeons, Feinberg School of Medicine, Northwestern University, Chicago, IL 60611 3211, USA
    J Clin Oncol 27:5445-51. 2009
  10. doi request reprint Effect of postdischarge morbidity and mortality on comparisons of hospital surgical quality
    Karl Y Bilimoria
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    Ann Surg 252:183-90. 2010

Detail Information

Publications86

  1. pmc Development and evaluation of the universal ACS NSQIP surgical risk calculator: a decision aid and informed consent tool for patients and surgeons
    Karl Y Bilimoria
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL Surgical Outcomes and Quality Improvement Center, Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL Electronic address
    J Am Coll Surg 217:833-42.e1-3. 2013
    ....
  2. doi request reprint Wait times for cancer surgery in the United States: trends and predictors of delays
    Karl Y Bilimoria
    Cancer Programs, Commission on Cancer, American College of Surgeons, Chicago, IL 60611, USA
    Ann Surg 253:779-85. 2011
    ..Our objectives were (1) to assess changes in wait times over the past decade and (2) to identify patient, tumor, and hospital factors associated with prolonged wait times for initial cancer treatment...
  3. doi request reprint Risk-based selective referral for cancer surgery: a potential strategy to improve perioperative outcomes
    Karl Y Bilimoria
    Cancer Programs, Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    Ann Surg 251:708-16. 2010
    ..Our objective was to determine if low-risk patients undergoing surgery at Community Hospitals have perioperative mortality rates comparable with Specialized Centers...
  4. doi request reprint Comparison of outlier identification methods in hospital surgical quality improvement programs
    Karl Y Bilimoria
    Division of Research and Optimal Patient Care, American College of Surgeons, 633 N St Clair Street, 22nd Floor, Chicago, IL 60611, USA
    J Gastrointest Surg 14:1600-7. 2010
    ..Our objective was to compare various methods used to classify hospitals as outliers in established surgical quality assessment programs by applying each approach to a single data set...
  5. pmc Lymph node evaluation as a colon cancer quality measure: a national hospital report card
    Karl Y Bilimoria
    Cancer Programs, American College of Surgeons, Chicago, IL 60611, USA
    J Natl Cancer Inst 100:1310-7. 2008
    ..However, information regarding the extent of hospital compliance with the 12-node measure in the United States is lacking...
  6. pmc Assessment of pancreatic cancer care in the United States based on formally developed quality indicators
    Karl Y Bilimoria
    Cancer Programs, American College of Surgeons, 633 N St Clair St, Chicago, IL 60611, USA
    J Natl Cancer Inst 101:848-59. 2009
    ..However, valid quality indicators are not currently available for pancreatic cancer management, and a composite assessment of the quality of pancreatic cancer care in the United States has not been done...
  7. ncbi request reprint Comparison of commission on cancer-approved and -nonapproved hospitals in the United States: implications for studies that use the National Cancer Data Base
    Karl Y Bilimoria
    American College of Surgeons, Division of Research and Optimal Patient Care, 636 N St Clair St, Chicago, IL 60611, USA
    J Clin Oncol 27:4177-81. 2009
    ..However, it is unknown how CoC-approved programs compare with non-CoC-approved hospitals...
  8. doi request reprint Use and outcomes of laparoscopic-assisted colectomy for cancer in the United States
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, and Cancer Programs, American College of Surgeons, Chicago, Illinois 60611, USA
    Arch Surg 143:832-9; discussion 839-40. 2008
    ..Laparoscopic-assisted colectomy (LAC) has gained acceptance for the treatment of colon cancer. However, long-term outcomes of LAC have not been examined at the national level outside of experienced centers...
  9. doi request reprint National assessment of melanoma care using formally developed quality indicators
    Karl Y Bilimoria
    Department of Surgery, American College Surgeons, Feinberg School of Medicine, Northwestern University, Chicago, IL 60611 3211, USA
    J Clin Oncol 27:5445-51. 2009
    ..The objectives of this study were to formally develop valid quality indicators for melanoma and to assess hospital-level adherence with these measures in the United States...
  10. doi request reprint Effect of postdischarge morbidity and mortality on comparisons of hospital surgical quality
    Karl Y Bilimoria
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    Ann Surg 252:183-90. 2010
    ..Our objectives were (1) to determine the frequency of postdischarge complications and deaths and (2) to determine whether hospital rankings change with inclusion of postdischarge outcomes...
  11. doi request reprint Association of surgical care improvement project infection-related process measure compliance with risk-adjusted outcomes: implications for quality measurement
    Angela M Ingraham
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL, USA
    J Am Coll Surg 211:705-14. 2010
    ....
  12. ncbi request reprint Immediate two-stage tissue expander breast reconstruction compared with one-stage permanent implant breast reconstruction: a multi-institutional comparison of short-term complications
    Armando A Davila
    Division of Plastic and Reconstructive Surgery, Northwestern University, Feinberg School of Medicine, Chicago, IL, USA
    J Plast Surg Hand Surg 47:344-9. 2013
    ..57). Both immediate one-stage, direct-to-implant, and two-stage tissue expander reconstructions result in low rates of morbidity. One-stage reconstruction suggests a slightly higher complication rate related to prosthesis failure...
  13. ncbi request reprint Multimodality therapy for pancreatic cancer in the U.S. : utilization, outcomes, and the effect of hospital volume
    Karl Y Bilimoria
    Division of Surgical Oncology, Department of Surgery, Northwestern University, Chicago, Illinois, USA
    Cancer 110:1227-34. 2007
    ..The purpose of the current study was to evaluate multimodality therapy utilization and outcomes relative to hospital type and volume...
  14. doi request reprint Identification of specific quality improvement opportunities for the elderly undergoing gastrointestinal surgery
    David J Bentrem
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
    Arch Surg 144:1013-20. 2009
    ..Specific complications occur more frequently in elderly patients undergoing major gastrointestinal (GI) tract operations that may represent opportunities for quality improvement...
  15. ncbi request reprint Laparoscopic-assisted vs. open colectomy for cancer: comparison of short-term outcomes from 121 hospitals
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, 251 E Huron Street, Galter 3 150, Chicago, IL 60611, USA
    J Gastrointest Surg 12:2001-9. 2008
    ..The objective of this study was to determine whether certain complications occurred more frequently after LAC vs. OC for colon cancer...
  16. ncbi request reprint The differential effect of BMI on prosthetic versus autogenous breast reconstruction: a multivariate analysis of 12,986 patients
    Philip J Hanwright
    Division of Plastic and Reconstructive Surgery, Northwestern University, Feinberg School of Medicine, Chicago, IL, USA
    Breast 22:938-45. 2013
    ..The comparative safety of breast reconstruction in obese patients remains to be clearly defined. This study utilized multi-institutional data to characterize the effect of body mass index (BMI) on breast reconstruction outcomes...
  17. doi request reprint Effect of postoperative complications on adjuvant chemotherapy use for stage III colon cancer
    Ryan P Merkow
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL Northwestern Institute for Comparative Effectiveness Research in Oncology, the Surgical Outcomes and Quality Improvement Center, and the Department of Surgery, Northwestern University Feinberg School of Medicine, Chicago, Il Department of Surgery, University of Chicago Pritzker School of Medicine, Chicago, Il Department of Surgery, Jesse Brown VAMC, Chicago, Il Department of Surgery, University of Cincinnati School of Medicine, Cincinnati, OH and Department of Surgery, University of California, Los Angeles, and VA Greater Los Angeles Healthcare System, Los Angeles, CA
    Ann Surg 258:847-53. 2013
    ..Our objective was to evaluate the association of postoperative complications on the use of adjuvant therapy after colectomy for cancer...
  18. doi request reprint The influence of BMI on perioperative morbidity following abdominal hysterectomy
    Nima Khavanin
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL 60611, USA
    Am J Obstet Gynecol 208:449.e1-6. 2013
    ..The objective of the study was to assess the impact of body mass index (BMI) on 30 day perioperative morbidity following abdominal hysterectomy...
  19. doi request reprint Variation in lymph node examination after esophagectomy for cancer in the United States
    Ryan P Merkow
    Department of Surgery, Northwestern University Feinberg School of Medicine, Chicago, IL 60611, USA
    Arch Surg 147:505-11. 2012
    ....
  20. doi request reprint Comparison of 30-day outcomes after emergency general surgery procedures: potential for targeted improvement
    Angela M Ingraham
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    Surgery 148:217-38. 2010
    ....
  21. doi request reprint Effect of including cancer-specific variables on models examining short-term outcomes
    Ryan P Merkow
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    Cancer 119:1412-9. 2013
    ....
  22. doi request reprint Comparison of sentinel lymph node biopsy alone and completion axillary lymph node dissection for node-positive breast cancer
    Karl Y Bilimoria
    Cancer Programs, American College of Surgeons, Chicago, IL 60611, USA
    J Clin Oncol 27:2946-53. 2009
    ..Our objectives were to assess national nodal evaluation practice patterns and to examine differences in recurrence and survival for SLNB alone versus SLNB with completion ALND...
  23. doi request reprint Comparison of hospital performance in nonemergency versus emergency colorectal operations at 142 hospitals
    Angela M Ingraham
    Division of Research and Optimal Patient Care, American College of Surgeons, Northwestern University Feinberg School of Medicine, Chicago, IL, USA
    J Am Coll Surg 210:155-65. 2010
    ..However, information about the quality of emergency surgical care is lacking. The objective of this study was to assess whether hospitals have comparable outcomes for emergency and nonemergency operations...
  24. doi request reprint Use of sentinel lymph node biopsy for melanoma in children and adolescents
    Mehul V Raval
    Division of Research and Optimal Patient Care, Cancer Programs, American College of Surgeons, Chicago, Illinois, USA
    J Surg Oncol 102:634-9. 2010
    ..Though sentinel lymph node biopsy (SLNB) is an integral component of melanoma staging, little is known about its use in children...
  25. doi request reprint Effect of delay to operation on outcomes in adults with acute appendicitis
    Angela M Ingraham
    Division of Research and Optimal Patient Care, American College of Surgeons, 633 N St Clair Street, Chicago, IL 60611
    Arch Surg 145:886-92. 2010
    ..To examine the effect of delay from surgical admission to induction of anesthesia on outcomes after appendectomy for acute appendicitis in adults...
  26. doi request reprint Health care system and socioeconomic factors associated with variance in use of sentinel lymph node biopsy for melanoma in the United States
    Karl Y Bilimoria
    Cancer Programs, American College of Surgeons, Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
    J Clin Oncol 27:1857-63. 2009
    ..Guidelines recommend sentinel lymph node biopsy (SLNB) for patients with clinical stage IB/II melanomas, but not clinical stage IA melanoma. This study examines factors associated with SLNB use for clinically node-negative melanoma...
  27. ncbi request reprint Utilization of total thyroidectomy for papillary thyroid cancer in the United States
    Karl Y Bilimoria
    Department of Surgery, Division of Surgical Oncology, Northwestern University, Chicago, Ill, USA
    Surgery 142:906-13; discussion 913.e1-2. 2007
    ..We examined surgical practice patterns for PTC greater than or equal to 1 cm and identified factors that predict the use of total thyroidectomy...
  28. doi request reprint Adequacy and importance of lymph node evaluation for colon cancer in the elderly
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University Chicago, IL 60611, USA
    J Am Coll Surg 206:247-54. 2008
    ..Our objective was to assess differences in lymph node evaluation by age and to determine whether adequate nodal evaluation (12 or more nodes) is associated with improved survival in the elderly...
  29. ncbi request reprint Impact of adjuvant radiation on survival: a note of caution when using cancer registry data to evaluate adjuvant treatments
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
    Ann Surg Oncol 14:3321-7. 2007
    ..Our objective is to evaluate the potential impact the absence of adjuvant chemotherapy data has on the estimated survival benefit attributed to adjuvant radiation therapy...
  30. doi request reprint Prognostic score predicting survival after resection of pancreatic neuroendocrine tumors: analysis of 3851 patients
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
    Ann Surg 247:490-500. 2008
    ..The objective of this study was to identify factors predicting survival after pancreatectomy for PNETs and to establish a postresection prognostic score...
  31. ncbi request reprint Quality of pancreatic cancer care at Veterans Administration compared with non-Veterans Administration hospitals
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, 675 N St Clair St, Galter 10 105, Chicago, IL 60611, USA
    Am J Surg 194:588-93. 2007
    ..The objective of this study was to examine treatment utilization and outcomes for localized pancreatic cancer at VA compared with non-VA hospitals...
  32. doi request reprint Effect of hospital type and volume on lymph node evaluation for gastric and pancreatic cancer
    Karl Y Bilimoria
    Cancer Programs, American College of Surgeons, Chicago, Illinois, USA
    Arch Surg 143:671-8; discussion 678. 2008
    ....
  33. doi request reprint Effect of including cancer-specific variables on risk-adjusted hospital surgical quality comparisons
    Ryan P Merkow
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL, USA
    Ann Surg Oncol 20:1766-73. 2013
    ..Our objective was to assess whether hospital quality rankings for cancer surgery are influenced by the addition of cancer-specific variables to the risk-adjusted models...
  34. ncbi request reprint Assessment of advanced gastric cancer management in the United States
    Karen L Sherman
    Department of Surgery and Surgical Outcomes and Quality Improvement Center, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
    Ann Surg Oncol 20:2124-31. 2013
    ..Our objectives were to (1) assess treatment trends, (2) identify predictors of surgery, and (3) evaluate the effect of treatment on outcomes...
  35. doi request reprint Validity and feasibility of the american college of surgeons colectomy composite outcome quality measure
    Ryan P Merkow
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    Ann Surg 257:483-9. 2013
    ..To develop a reliable, robust, parsimonious, risk-adjusted 30-day composite colectomy outcome measure...
  36. pmc National failure to operate on early stage pancreatic cancer
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL 60611, USA
    Ann Surg 246:173-80. 2007
    ..Our objective was to evaluate utilization of surgery in early stage disease and identify factors predicting failure to undergo surgery...
  37. doi request reprint Effect of subjective preoperative variables on risk-adjusted assessment of hospital morbidity and mortality
    Mark E Cohen
    American College of Surgeons, 633 N Saint Clair Street, Chicago, IL, USA
    Ann Surg 249:682-9. 2009
    ....
  38. ncbi request reprint Variability in reoperation rates at 182 hospitals: a potential target for quality improvement
    Ryan P Merkow
    Department of Surgery, University of Colorado Denver School of Medicine, Aurora, CO, USA
    J Am Coll Surg 209:557-64. 2009
    ....
  39. ncbi request reprint Application of the pancreatic adenocarcinoma staging system to pancreatic neuroendocrine tumors
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
    J Am Coll Surg 205:558-63. 2007
    ..Our objective was to evaluate the feasibility of applying the AJCC pancreatic adenocarcinoma staging system to PNETs...
  40. doi request reprint Effect of cancer surgery complexity on short-term outcomes, risk predictions, and hospital comparisons
    Ryan P Merkow
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, Il Department of Surgery, Surgical Outcomes and Quality Improvement Center, Feinberg School of Medicine, Northwestern University and Northwestern Institute for Comparative Effectiveness Research in Oncology, Robert H Lurie Comprehensive Cancer Center, Northwestern University, Chicago, Il Department of Surgery, University of Chicago Pritzker School of Medicine, Chicago, IL Electronic address
    J Am Coll Surg 217:685-93. 2013
    ....
  41. ncbi request reprint Relevance of the c-statistic when evaluating risk-adjustment models in surgery
    Ryan P Merkow
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    J Am Coll Surg 214:822-30. 2012
    ....
  42. doi request reprint Impact of tumor location on nodal evaluation for colon cancer
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
    Dis Colon Rectum 51:154-61. 2008
    ..Studies have demonstrated improved survival when >or= 12 nodes are examined. Our objective was to assess differences in the adequacy of nodal evaluation for right vs. left colon cancers...
  43. doi request reprint Outcomes and prognostic factors for squamous-cell carcinoma of the anal canal: analysis of patients from the National Cancer Data Base
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, USA
    Dis Colon Rectum 52:624-31. 2009
    ..The objective of this study was to assess survival and prognostic factors for anal carcinoma in the population...
  44. ncbi request reprint Assessment of multimodality therapy use for extremity sarcoma in the United States
    Karen L Sherman
    Northwestern Institute for Comparative Effectiveness Research NICER in Oncology, Robert H Lurie Comprehensive Cancer Center, Chicago, Illinois Surgical Outcomes and Quality Improvement Center, Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Illinois
    J Surg Oncol 109:395-404. 2014
    ..Our objectives were to examine multimodality treatment trends, practice patterns, and factors associated with neoadjuvant or postoperative adjuvant therapy utilization...
  45. ncbi request reprint An opportunity to ensure high-quality melanoma care through the use of a preoperative treatment algorithm
    Benjamin S Kester
    Surgical Outcomes and Quality Improvement Center, Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
    Ann Surg Oncol 20:3976-83. 2013
    ..Payers have used algorithms to preapprove certain tests and treatments. Our objective was to develop a preoperative treatment assessment algorithm to ensure patients with melanoma receive recommended care...
  46. doi request reprint Optimizing ACS NSQIP modeling for evaluation of surgical quality and risk: patient risk adjustment, procedure mix adjustment, shrinkage adjustment, and surgical focus
    Mark E Cohen
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611 3211, USA
    J Am Coll Surg 217:336-46.e1. 2013
    ..Finally, procedures have been developed to estimate surgical risk for individual patients. This article describes the development of, and justification for, these new statistical methods and reporting strategies in ACS NSQIP. ..
  47. doi request reprint Treatment trends and predictors of adjuvant and neoadjuvant therapy for gastric adenocarcinoma in the United States
    Karen L Sherman
    Department of Surgery, Surgical Outcomes and Quality Improvement Center, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
    Ann Surg Oncol 20:362-70. 2013
    ....
  48. doi request reprint Effect of histologic subtype on treatment and outcomes for esophageal cancer in the United States
    Ryan P Merkow
    Department of Surgery, Northwestern University, Feinberg School of Medicine, Chicago, Illinois, USA
    Cancer 118:3268-76. 2012
    ..The objective of this study was to examine differences in treatment use and outcomes by histologic subtype for esophageal cancer in the United States...
  49. pmc Pancreatectomy risk calculator: an ACS-NSQIP resource
    Purvi Parikh
    Department of Surgery, Indiana University, Indianapolis, USA
    HPB (Oxford) 12:488-97. 2010
    ..Therefore, the objective was to create a 'Pancreatectomy Risk Calculator' using the American College of Surgeons-National Surgical Quality Improvement Program (ACS-NSQIP) database...
  50. doi request reprint Nodal evaluation in Wilms' tumors: analysis of the national cancer data base
    Mehul V Raval
    Division of Research and Optimal Patient Care, Cancer Programs, American College of Surgeons, Chicago, IL, USA
    Ann Surg 251:559-65. 2010
    ..We used a large US clinical cancer registry to assess nodal evaluation performance in children with Wilms' Tumors (WT), to determined factors associated with nodal evaluation, and to define the prognostic importance of nodal status...
  51. doi request reprint Directing surgical quality improvement initiatives: comparison of perioperative mortality and long-term survival for cancer surgery
    Karl Y Bilimoria
    Department of Surgery, Division of General Internal Medicine, Feinberg School of Medicine, Northwestern University, USA
    J Clin Oncol 26:4626-33. 2008
    ..Our objective was to determine whether differences in hospital surgical volume have a larger effect on perioperative mortality or long-term survival using two methods...
  52. doi request reprint Acinar cell carcinoma of the pancreas in the United States: prognostic factors and comparison to ductal adenocarcinoma
    C Max Schmidt
    Department of Surgery, Indiana University School of Medicine, Indianapolis, IN, USA
    J Gastrointest Surg 12:2078-86. 2008
    ..Pancreatic acinar cell carcinoma (ACC) is a rare tumor with poorly defined prognosis...
  53. ncbi request reprint Effect of hospital volume on margin status after pancreaticoduodenectomy for cancer
    Karl Y Bilimoria
    Cancer Programs, American College of Surgeons, Chicago, IL 60611, USA
    J Am Coll Surg 207:510-9. 2008
    ..Our objective was to evaluate the effect of hospital pancreatectomy volume on margin status...
  54. doi request reprint Squamous cell carcinoma of the anal canal: utilization and outcomes of recommended treatment in the United States
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL, 60611, USA
    Ann Surg Oncol 15:1948-58. 2008
    ..Our objectives were (1) to evaluate treatment trends over the past 20 years, (2) to assess contemporary treatment utilization, and (3) to examine the impact of recommended vs nonguideline treatment on survival...
  55. ncbi request reprint Variability in length of stay after colorectal surgery: assessment of 182 hospitals in the national surgical quality improvement program
    Mark E Cohen
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611 3211, USA
    Ann Surg 250:901-7. 2009
    ..Our objective was to examine the feasibility of assessing LOS at 182 hospitals to identify institutions with outlying performance...
  56. doi request reprint Does surgical quality improve in the American College of Surgeons National Surgical Quality Improvement Program: an evaluation of all participating hospitals
    Bruce L Hall
    Department of Surgery, John Cochran Veterans Affairs Medical Center, St Louis, MO, USA
    Ann Surg 250:363-76. 2009
    ..The objective was to show that American College of Surgeons (ACS)-NSQIP helps all enrolled hospitals...
  57. ncbi request reprint Risk adjustment in the American College of Surgeons National Surgical Quality Improvement Program: a comparison of logistic versus hierarchical modeling
    Mark E Cohen
    Division of Research and Optimal Patient Care, American College of Surgeons, 633 N Saint Clair St, 22nd Fl, Chicago, IL 60611 3211, USA
    J Am Coll Surg 209:687-93. 2009
    ..Our objective was to evaluate differences in logistic versus hierarchical modeling for identifying hospitals with outlying outcomes in the ACS-NSQIP...
  58. ncbi request reprint Complete lymph node dissection for sentinel node-positive melanoma: assessment of practice patterns in the United States
    Karl Y Bilimoria
    Cancer Programs, American College Surgeons, Chicago, IL, USA
    Ann Surg Oncol 15:1566-76. 2008
    ..Guidelines suggest that CLND should be performed as a separate procedure, and a sufficient number of nodes should be examined. Our objective was to examine the utilization, timing, and adequacy of CLND for melanoma in the United States...
  59. doi request reprint Cost-effectiveness of treatment strategies for pancreatic head adenocarcinoma and potential opportunities for improvement
    Daniel E Abbott
    Department of Surgery, University of Cincinnati, Cincinnati, OH, USA
    Ann Surg Oncol 19:3659-67. 2012
    ..Our objective was to compare the cost-effectiveness of various treatment strategies for resectable pancreatic head adenocarcinoma, and to identify opportunities for improved cost effectiveness...
  60. doi request reprint A multi-institutional perspective of complication rates for elective nonreconstructive breast surgery: an analysis of NSQIP data from 2006 to 2010
    Philip J Hanwright
    Division of Plastic and Reconstructive Surgery, Northwestern University, Feinberg School of Medicine, Chicago, Illinois 60611, USA
    Aesthet Surg J 33:378-86. 2013
    ..As elective nonreconstructive breast surgery increases in popularity, there is greater demand for accurate multi-institutional data on minor and major postoperative complications...
  61. doi request reprint Factors affecting selection of operative approach and subsequent short-term outcomes after anatomic resection for lung cancer
    Joseph D Phillips
    Department of Surgery and Surgical Outcomes and Quality Improvement Center, Feinberg School of Medicine, Northwestern University, Chicago, IL 60611, USA
    J Am Coll Surg 215:206-15. 2012
    ..Using a multi-institutional, standardized, and audited surgical outcomes database, our objectives were to examine preoperative factors associated with undergoing VATS vs open resection and assess subsequent perioperative outcomes...
  62. ncbi request reprint Use of multimodality neoadjuvant therapy for esophageal cancer in the United States: assessment of 987 hospitals
    Ryan P Merkow
    Department of Surgery, Northwestern University, Feinberg School of Medicine, Chicago, IL, USA
    Ann Surg Oncol 19:357-64. 2012
    ..Therefore, we evaluated the utilization of neoadjuvant therapy in esophageal cancer and its association with outcomes in the United States...
  63. doi request reprint Using the NCDB for cancer care improvement: an introduction to available quality assessment tools
    Mehul V Raval
    Cancer Programs, Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, Illinois 60611, USA
    J Surg Oncol 99:488-90. 2009
    ....
  64. ncbi request reprint Validation of the 6th edition AJCC Pancreatic Cancer Staging System: report from the National Cancer Database
    Karl Y Bilimoria
    Northwestern University, Department of Surgery, Division of Surgical Oncology, Chicago, IL 60611, USA
    Cancer 110:738-44. 2007
    ..In anticipation of the 7(th) edition's publication, the authors evaluated the predictive ability of the current pancreatic adenocarcinoma staging system...
  65. ncbi request reprint Treatment trends and factors associated with survival in T1aN0 and T1bN0 breast cancer patients
    Timothy Kennedy
    Department of Surgery, Feinberg School of Medicine, Chicago, IL, USA
    Ann Surg Oncol 14:2918-27. 2007
    ..Our objectives were to evaluate trends in the surgical management and adjuvant therapy for early-stage breast cancer and to identify factors predicting survival...
  66. ncbi request reprint Clinicopathologic features and treatment trends of pancreatic neuroendocrine tumors: analysis of 9,821 patients
    Karl Y Bilimoria
    Division of Surgical Oncology, Department of Surgery, Northwestern Memorial Hospital, Northwestern University, Feinberg School of Medicine, 675 N St Clair, Galter 10 105, Chicago, IL 60611, USA
    J Gastrointest Surg 11:1460-7; discussion 1467-9. 2007
    ..There are disparities in the utilization of pancreatectomy for PNETs. As PNETs have a better prognosis than adenocarcinoma, concerns regarding the morbidity and mortality of pancreatic surgery and neoplasms should not preclude resection...
  67. doi request reprint Post-discharge venous thromboembolism after cancer surgery: extending the case for extended prophylaxis
    Ryan P Merkow
    Department of Surgery, Jesse Brown VAMC, Northwestern University, Feinberg School of Medicine, Chicago, IL 60611, USA
    Ann Surg 254:131-7. 2011
    ..To (1) define the frequency of overall and postdischarge venous thromboembolism (VTE) after cancer surgery, (2) identify VTE risk for individual cancer operations, and (3) assess mortality rates in patients who experienced a VTE...
  68. doi request reprint Development of an American College of Surgeons National Surgery Quality Improvement Program: morbidity and mortality risk calculator for colorectal surgery
    Mark E Cohen
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 6061 3211, USA
    J Am Coll Surg 208:1009-16. 2009
    ..But currently available risk estimating systems have one or more limitations associated with lack of specificity to operation type, size of sample (reliability), range of outcomes predicted, and appreciation of hospital effects...
  69. pmc Extent of surgery affects survival for papillary thyroid cancer
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
    Ann Surg 246:375-81; discussion 381-4. 2007
    ..The objective of this study was to examine whether the extent of surgery affects outcomes for PTC and to determine whether a size threshold could be identified above which total thyroidectomy is associated with improved outcomes...
  70. ncbi request reprint Wait times for cancer surgery in the United States: trends and predictors of delays
    Karl Y Bilimoria
    Cancer Programs, Commission on Cancer, American College of Surgeons, Chicago Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Il Department of Surgery, UCLA and Greater Los Angeles VA, Los Angeles, CA Department of Surgery, NorthShore University Healthsystem, Evanston, IL Center for the Management of Complex Chronic Care, Edward Hines Jr VA, Hines, Il Department of Surgery, Jesse Brown VA Medical Center, Chicago, IL
    Ann Surg 253:779-85. 2011
    ..Our objectives were (1) to assess changes in wait times over the past decade and (2) to identify patient, tumor, and hospital factors associated with prolonged wait times for initial cancer treatment...
  71. doi request reprint Differences in patients, surgical complexity, and outcomes after cancer surgery at National Cancer Institute-designated cancer centers compared to other hospitals
    Ryan P Merkow
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    Med Care 51:606-13. 2013
    ..Our objectives were to compare patients, surgical complexity, and risk-adjusted 30-day outcomes following major cancer surgery at NCI-CC versus non-NCI centers...
  72. ncbi request reprint Association between postoperative complications and reoperation for patients undergoing geriatric surgery and the effect of reoperation on mortality
    Warren B Chow
    Department of Surgery, Geffen School of Medicine at UCLA, Los Angeles, California, USA
    Am Surg 78:1137-42. 2012
    ..22 vs 3.05%, P<0.0001). For elderly patients undergoing general and vascular surgery, reoperation occurs frequently, is strongly associated with other PAEs, and may elevate risk of mortality for this vulnerable population...
  73. doi request reprint Effect of body mass index on short-term outcomes after colectomy for cancer
    Ryan P Merkow
    Department of Surgery, University of Colorado Denver School of Medicine, Aurora, CO, USA
    J Am Coll Surg 208:53-61. 2009
    ..Our objective was to assess the association of body mass index (BMI) on short-term outcomes after colectomy for cancer...
  74. doi request reprint Adrenocortical carcinoma in the United States: treatment utilization and prognostic factors
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, USA
    Cancer 113:3130-6. 2008
    ..The authors' objectives were to examine treatment utilization and factors associated with long-term survival after resection of ACC in a large, national, patient population...
  75. doi request reprint Small bowel cancer in the United States: changes in epidemiology, treatment, and survival over the last 20 years
    Karl Y Bilimoria
    Cancer Programs, American College Surgeons, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
    Ann Surg 249:63-71. 2009
    ..Previous studies have shown an increasing incidence of small bowel tumors in the United States. Our objective was to assess this increase by examining changes in histology-specific incidence, treatment, and survival...
  76. doi request reprint Quality improvement for pancreatic cancer care: is regionalization a feasible and effective mechanism?
    Mehul V Raval
    Department of Surgery, Northwestern University, 251 East Huron Street, Galter 3 150, Chicago, IL 60611, USA
    Surg Oncol Clin N Am 19:371-90. 2010
    ....
  77. doi request reprint Development of an online morbidity, mortality, and near-miss reporting system to identify patterns of adverse events in surgical patients
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
    Arch Surg 144:305-11; discussion 311. 2009
    ..To design a Web-based system to track adverse and near-miss events, to establish an automated method to identify patterns of events, and to assess the adverse event reporting behavior of physicians...
  78. ncbi request reprint Impact of surgical treatment on outcomes for papillary thyroid cancer
    Karl Y Bilimoria
    Department of Surgery, Feinberg School of Medicine, Northwestern University, 201 East Huron Street, Galter 10 105, Chicago, IL 60611, USA
    Adv Surg 42:1-12. 2008
    ..The surgical treatment of PTC needs to be individualized, however. based on the patient, the tumor, and the experience of the surgeon to offer the best outcome...
  79. pmc The National Cancer Data Base: a powerful initiative to improve cancer care in the United States
    Karl Y Bilimoria
    National Cancer Data Base, Cancer Programs, Commission on Cancer, American College of Surgeons, 636 N St Clair Street, 25th Floor, Chicago, IL 60611, USA
    Ann Surg Oncol 15:683-90. 2008
  80. doi request reprint Comparison of outcomes after laparoscopic versus open appendectomy for acute appendicitis at 222 ACS NSQIP hospitals
    Angela M Ingraham
    Division of Research and Optimal Patient Care, American College of Surgeons, Chicago, IL 60611, USA
    Surgery 148:625-35; discussion 635-7. 2010
    ....
  81. doi request reprint Currently available quality improvement initiatives in surgical oncology
    Ryan P Merkow
    Department of Surgery and Surgical Outcomes and Quality Improvement Center, Northwestern University Feinberg School of Medicine, Chicago, IL, USA
    Surg Oncol Clin N Am 21:367-75, vii. 2012
    ....
  82. doi request reprint Effect of surgeon training, specialization, and experience on outcomes for cancer surgery: a systematic review of the literature
    Karl Y Bilimoria
    Department of Surgery, Northwestern Memorial Hospital, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA
    Ann Surg Oncol 16:1799-808. 2009
    ..The objective of this study was to assess studies examining the effect of surgeon training and experience on outcomes in surgical oncology...
  83. doi request reprint Early postoperative outcomes after pancreaticoduodenectomy in the elderly
    Philip I Haigh
    Department of Surgery, Kaiser Permanente Los Angeles Medical Center, Los Angeles, CA 90027, USA
    Arch Surg 146:715-23. 2011
    ..Single-institution case series suggest that elderly patients do as well as younger patients after pancreaticoduodenectomy...
  84. ncbi request reprint Surgical considerations for the management and resection of esophageal gastrointestinal stromal tumors
    Matthew G Blum
    Department of Thoracic Surgery, Northwestern Memorial Hospital, Chicago, Illinois, USA
    Ann Thorac Surg 84:1717-23. 2007
    ..Esophageal GISTs require special consideration regarding perioperative treatment, evaluation, and conduct of operation...
  85. ncbi request reprint Evaluating the impact of preoperative breast magnetic resonance imaging on the surgical management of newly diagnosed breast cancers
    Karl Y Bilimoria
    Department of Surgery, Northwestern University Feinberg School of Medicine, Chicago, IL, USA
    Arch Surg 142:441-5; discussion 445-7. 2007
    ..Magnetic resonance imaging (MRI) has demonstrated excellent sensitivity in the detection of breast cancers. However, the impact of routine MRI on the surgical management of new, biopsy-proven breast cancers remains unclear...
  86. doi request reprint Lymph node examination rate, survival rate, and quality of care in colon cancer
    Karl Y Bilimoria
    JAMA 299:896; author reply 897-8. 2008