Effect of Colonoscopy Volume on Quality Indicators

Background. The purpose of this study is to determine if colonoscopy quality is associated with the annual case volume of endoscopists. Methods. A retrospective cohort study was performed on 3235 patients who underwent colonoscopy in the city of St. John’s, NL, between January and June 2012. Data co...

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Main Authors: David Pace, Mark Borgaonkar, Muna Lougheed, Curtis Marcoux, Brad Evans, Nikita Hickey, Meghan O’Leary, Darrell Boone, Jerry McGrath
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Canadian Journal of Gastroenterology and Hepatology
Online Access:http://dx.doi.org/10.1155/2016/2580894
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author David Pace
Mark Borgaonkar
Muna Lougheed
Curtis Marcoux
Brad Evans
Nikita Hickey
Meghan O’Leary
Darrell Boone
Jerry McGrath
author_facet David Pace
Mark Borgaonkar
Muna Lougheed
Curtis Marcoux
Brad Evans
Nikita Hickey
Meghan O’Leary
Darrell Boone
Jerry McGrath
author_sort David Pace
collection DOAJ
description Background. The purpose of this study is to determine if colonoscopy quality is associated with the annual case volume of endoscopists. Methods. A retrospective cohort study was performed on 3235 patients who underwent colonoscopy in the city of St. John’s, NL, between January and June 2012. Data collected included completion of colonoscopy (CCR) and adenoma detection rates (ADR). Endoscopists were divided into quintiles based on annual case volume. To account for potential confounding variables, univariate analyses followed by multivariable logistic regression were used to identify variables independently associated with CCR and ADR. Results. A total of 13 surgeons and 8 gastroenterologists were studied. There was a significant difference in CCR (p < 0.001) and ADR (p < 0.001) based on annual volume. Following multivariable regression, predictors of successful colonoscopy completion included annual colonoscopy volume, lower age, male sex, an indication of screening or surveillance, and a low ASA score. Predictors of adenoma detection included older age, male sex, an indication of screening or surveillance, and gastroenterology specialty. Conclusion. Higher annual case volume is associated with better quality of colonoscopy in terms of completion. However, gastroenterology specialty appears to be a better predictor of ADR than annual case volume.
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spelling doaj-art-dbbc68008d45407abc4500328b1f91402025-02-03T01:12:59ZengWileyCanadian Journal of Gastroenterology and Hepatology2291-27892291-27972016-01-01201610.1155/2016/25808942580894Effect of Colonoscopy Volume on Quality IndicatorsDavid Pace0Mark Borgaonkar1Muna Lougheed2Curtis Marcoux3Brad Evans4Nikita Hickey5Meghan O’Leary6Darrell Boone7Jerry McGrath8Department of Surgery, Memorial University, St. John’s, NL, A1B 3V6, CanadaDepartment of Surgery, Memorial University, St. John’s, NL, A1B 3V6, CanadaDepartment of Surgery, Memorial University, St. John’s, NL, A1B 3V6, CanadaDepartment of Surgery, Memorial University, St. John’s, NL, A1B 3V6, CanadaDepartment of Surgery, Memorial University, St. John’s, NL, A1B 3V6, CanadaDepartment of Surgery, Memorial University, St. John’s, NL, A1B 3V6, CanadaDepartment of Surgery, Memorial University, St. John’s, NL, A1B 3V6, CanadaDepartment of Surgery, Memorial University, St. John’s, NL, A1B 3V6, CanadaDepartment of Surgery, Memorial University, St. John’s, NL, A1B 3V6, CanadaBackground. The purpose of this study is to determine if colonoscopy quality is associated with the annual case volume of endoscopists. Methods. A retrospective cohort study was performed on 3235 patients who underwent colonoscopy in the city of St. John’s, NL, between January and June 2012. Data collected included completion of colonoscopy (CCR) and adenoma detection rates (ADR). Endoscopists were divided into quintiles based on annual case volume. To account for potential confounding variables, univariate analyses followed by multivariable logistic regression were used to identify variables independently associated with CCR and ADR. Results. A total of 13 surgeons and 8 gastroenterologists were studied. There was a significant difference in CCR (p < 0.001) and ADR (p < 0.001) based on annual volume. Following multivariable regression, predictors of successful colonoscopy completion included annual colonoscopy volume, lower age, male sex, an indication of screening or surveillance, and a low ASA score. Predictors of adenoma detection included older age, male sex, an indication of screening or surveillance, and gastroenterology specialty. Conclusion. Higher annual case volume is associated with better quality of colonoscopy in terms of completion. However, gastroenterology specialty appears to be a better predictor of ADR than annual case volume.http://dx.doi.org/10.1155/2016/2580894
spellingShingle David Pace
Mark Borgaonkar
Muna Lougheed
Curtis Marcoux
Brad Evans
Nikita Hickey
Meghan O’Leary
Darrell Boone
Jerry McGrath
Effect of Colonoscopy Volume on Quality Indicators
Canadian Journal of Gastroenterology and Hepatology
title Effect of Colonoscopy Volume on Quality Indicators
title_full Effect of Colonoscopy Volume on Quality Indicators
title_fullStr Effect of Colonoscopy Volume on Quality Indicators
title_full_unstemmed Effect of Colonoscopy Volume on Quality Indicators
title_short Effect of Colonoscopy Volume on Quality Indicators
title_sort effect of colonoscopy volume on quality indicators
url http://dx.doi.org/10.1155/2016/2580894
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