Research Topics
| Paul J KaranicolasSummaryAffiliation: University of Western Ontario Country: Canada Publications
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Detail Information
Publications
Mesenteric angiography for the localization and treatment of acute lower gastrointestinal bleedingPaul J Karanicolas
Department of Surgery, University of Western Ontario, and University Hospital, London, Ontario
Can J Surg 51:437-41. 2008..Our objective was to determine the complications and outcomes of mesenteric angiography in patients with ALGIB and to identify predictors of a positive result at angiography...
The more the better?: the impact of surgeon and hospital volume on in-hospital mortality following colorectal resectionPaul J Karanicolas
Department of Surgery, The University of Western Ontario, London, Canada
Ann Surg 249:954-9. 2009....
The pylorus: take it or leave it? Systematic review and meta-analysis of pylorus-preserving versus standard whipple pancreaticoduodenectomy for pancreatic or periampullary cancerPaul J Karanicolas
Department of Clinical Epidemiology and Biostatistics, McMaster University, 1200 Main St W, Hamilton, Ontario, L85 3Z5, Canada
Ann Surg Oncol 14:1825-34. 2007..Our objective was to determine the relative effects of pylorus-preserving pancreaticoduodenectomy (PPPD) and standard Whipple pancreaticoduodenectomy (SWPD) in patients with pancreatic or periampullary cancer...
The cost of laparoscopic myotomy versus pneumatic dilatation for esophageal achalasiaPaul J Karanicolas
Department of Surgery, The University of Western Ontario, London, Canada
Surg Endosc 21:1198-206. 2007..The two main treatment options for esophageal achalasia are laparoscopic distal esophageal myotomy (LM) and pneumatic dilatation (PD). Our objective was to compare the costs of these management strategies...
Interobserver reliability of classification systems to rate the quality of femoral neck fracture reductionPaul J Karanicolas
Department of Surgery, London Health Sciences Centre, London, Canada
J Orthop Trauma 23:408-12. 2009..We compared the interrater reliability of five classification systems and surgeons' global impressions of the quality of femoral neck fracture reduction...
The impact of prophylactic dexamethasone on nausea and vomiting after laparoscopic cholecystectomy: a systematic review and meta-analysisPaul J Karanicolas
Department of Surgery, University of Western Ontario, London, Canada
Ann Surg 248:751-62. 2008..To determine the impact of prophylactic corticosteroid administration on postoperative nausea, vomiting, pain and complications in patients undergoing laparoscopic cholecystectomy...
Radiographs of hip fractures were digitally altered to mask surgeons to the type of implant without compromising the reliability of quality ratings or making the rating process more difficultPaul J Karanicolas
Department of Surgery, The University of Western Ontario, University Hospital, Room C8 114, 339 Windermere Rd, London, Ontario N6A 5A5, Canada
J Clin Epidemiol 62:214-223.e1. 2009..To devise and test techniques to blind outcome assessors in trials of hip fracture fixation...
Stopping randomized trials early for benefit and estimation of treatment effects: systematic review and meta-regression analysisDirk Bassler
Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada
JAMA 303:1180-7. 2010..Theory and simulation suggest that randomized controlled trials (RCTs) stopped early for benefit (truncated RCTs) systematically overestimate treatment effects for the outcome that precipitated early stopping...
Treatment of displaced femoral neck fractures in the elderly: a cost-benefit analysisBashar Alolabi
Department of Surgery, University of Western Ontario, Ontario, Canada
J Orthop Trauma 23:442-6. 2009..Compared with hemiarthroplasty (HA), internal fixation (IF) is associated with less operative trauma, bleeding, and possibly lower mortality at the expense of a higher reoperation rate and possibly increased cost...
The development of a decision aid to elicit treatment preferences for displaced femoral neck fracturesBashar Alolabi
Department of Surgery, The University of Western Ontario, London, Ontario, Canada
Indian J Orthop 46:22-8. 2012..There is a lack of use of decision aids in the orthopedic literature. The purpose of this study was to develop a decision board to elicit preferences for treatment of displaced femoral neck fractures in patients over 60 years old...
Stopping randomized trials early for benefit: a protocol of the Study Of Trial Policy Of Interim Truncation-2 (STOPIT-2)Matthias Briel
Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Canada
Trials 10:49. 2009..The aim of STOPIT-2 is to determine the magnitude and determinants of possible bias introduced by stopping RCTs early for benefit...
Arthroplasty versus internal fixation of femoral neck fractures: a clinical decision analysisIlyas S Aleem
Departments of Surgery, McMaster University, Hamilton, Ontario, Canada
Ortop Traumatol Rehabil 11:233-41. 2009..We sought to compare arthroplasty and internal fixation alternatives and determine the key factors influencing final outcomes using a clinical decision analysis...
Evaluating agreement: conducting a reliability studyPaul J Karanicolas
Department of Clinical Epidemiology and Biostatistics, McMaster University, 293 Wellington Street North, Suite 110, Hamilton, ON L8L 2X2, Canada
J Bone Joint Surg Am 91:99-106. 2009..Readers interested in critically appraising reliability studies or in developing their own reliability studies may find this review helpful...
Association between change in high density lipoprotein cholesterol and cardiovascular disease morbidity and mortality: systematic review and meta-regression analysisMatthias Briel
Department of Clinical Epidemiology and Biostatistics, McMaster University, 1200 Main Street West, Hamilton, ON, Canada
BMJ 338:b92. 2009....
A new 'mechanistic-practical" framework for designing and interpreting randomized trialsPaul J Karanicolas
Department of Clinical Epidemiology and Biostatistics, McMaster University, Ontario, Canada
J Clin Epidemiol 62:479-84. 2009..e., the conventional pragmatic trial. Instead we will design, implement, and apply the results of practical trials to our patients...
Hemodynamic performance of stentless versus stented valves: a systematic review and meta-analysisDarrin M Payne
London Health Sciences Centre, University of Western Ontario, London, Ontario, Canada
J Card Surg 23:556-64. 2008..The goal of this review was to systematically locate, critically appraise, and quantitatively combine results to determine if stentless valves improve cardiac hemodynamics...
Blinding of outcomes in trials of orthopaedic trauma: an opportunity to enhance the validity of clinical trialsPaul J Karanicolas
Department of Clinical Epidemiology and Biostatistics, McMaster University, 1200 Main Street West, Hamilton, ON L8N 3Z5, Canada
J Bone Joint Surg Am 90:1026-33. 2008..Trials of surgical interventions present blinding challenges not seen in drug trials. How often orthopaedic trauma investigators undertake blinding, and the frequency with which they could potentially utilize blinding, remains uncertain...
Better late than never? Impact of local analgesia timing on postoperative pain in laparoscopic surgery: a systematic review and metaanalysisShaun M Coughlin
Department of Surgery, University of Western Ontario, London, ON, Canada
Surg Endosc 24:3167-76. 2010..This study aimed to determine the effect of local anesthesia administered before laparoscopic surgery (preemptive anesthesia) on postoperative pain...
Surgical preferences of patients at risk of hip fractures: hemiarthroplasty versus total hip arthroplastyNoor Alolabi
Division of Orthopaedic Surgery, McMaster University, Hamilton, Canada
BMC Musculoskelet Disord 12:289. 2011..The purpose of this study was to elicit surgical preferences of patients at risk of sustaining hip fracture using a novel decision board...
Randomized controlled trials of surgical interventionsForough Farrokhyar
Department of Surgery, McMaster University, Hamilton, Ontario, Canada
Ann Surg 251:409-16. 2010..Surgical trials pose many methodological challenges often not present in trials of medical interventions. If not properly accounted for, these challenges may introduce significant biases and threaten the validity of the results...
The fastest route between two points is not always a straight line: An analysis of air and land transfer of nonpenetrating trauma patientsPaul J Karanicolas
Department of Surgery, London Health Sciences Centre, London, Ontario, Canada
J Trauma 61:396-403. 2006....
