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Gastroenterology Care

BIDMC has one of the largest Gastroenterology (GI) Care practices in the United States, providing medical services to local, national and even international patients. Over 20,000 endoscopic procedures are performed annually at BIDMC, and over 21,000 patients are seen each year in our GI clinics.
Presented below are measures of BIDMC's performance on patient satisfaction and recognized patient safety and quality of care measures for colonoscopies and ERCP procedures.

Patient Satisfaction:

Patient Satisfaction (1) BIDMC GI Performance
Q1 FY 2012
National Comparative Database (1)
Q1 FY 2012
Patients' Willingness to Recommend BIDMC - Outpatient GI Clinic  81% 77%
Patients' Willingness to Recommend BIDMC - GI Procedural Suite 81% 82%

Endoscopic Procedures:

VOLUME OF PROCEDURES (2) CY 2007 CY 2008 CY 2009 CY 2010
Volume of Screening and Diagnostic Colonoscopies 12,396 12,766 12,348 13,377
Volume of Upper Endoscopic Procedures 6,652 7,335 7,375 7,585
Volume of Diagnostic and Therapeutic ERCPs 1,460 1,653 1,735 1,744


Colonoscopy Care (1) CY 2007 CY 2008 CY 2009 CY 2010 Benchmark
Colonoscopy Completion Rate 
A higher number is better.
95.3% 95.0% 94.9% 94.8% 90% (3)
Colonoscopy Complication Rate (per 1,000 procedures)
A lower number is better.
3.30 1.76 3.42 3.24 5.0 (4)

Colonoscopy Care(1) BIDMC GI Performance (5/31/2010 - 4/1/2011) Benchmark
Polyp (Adenoma) Detection Rate
A higher number is better
25.4% 20% (5)

ERCP Care (1) BIDMC GI Performance CY 2010 Benchmark
ERCP Completion Rate
A higher number is better
97.7% 90% (6)
ERCP Care (1) CY 2007 CY 2008 CY 2009 CY 2010 Benchmark
ERCP Complication Rate (per 1,000 procedures)
lower number is better.
33.9 50.1 27.4 29.4 126.0 (7)

1 Source of comparison data: Press Ganey National Database Participants (n=652 sites).
Source of data is BIDMC Administrative databases.
3 Source of benchmark data is Rex, Douglas, et al, Quality in the Technical Performance of Colonoscopy and the Continuous Quality Improvement Process for Colonoscopy: Recommendations of the US Multi-Society Task Force on Colorectal Cancer, American Journal of Gastroenterology, 2002
4 Source of benchmark data is Levin, Theodore R., et al, Complications of Colonoscopy in an Integrated Health Care Delivery System, Annals of Internal Medicine, 19 December 2006
5 Source of benchmark data is Quality indicators for colonoscopy and the risk of interval cancer.
Kaminski MF, Regula J, Kraszewska E, Polkowski M, Wojciechowska U, Didkowska J, Zwierko M, Rupinski M, Nowacki MP, Butruk E. N Engl J Med. 2010 May 13;362(19):1795-803.
6 Source of benchmark data is Baron et al. Quality indicators for endoscopic retrograde cholangiopancreatography. Am J Gastroenterology (2006) vol. 101 (4) pp. 892-7 http://dx.doi.org/10.1111/j.1572-0241.2006.00675.x
7 Source of benchmark data is Kapral C, et al, Case volume and outcome of endocopic retrogade cholangiopancreatography: results of a nationwide austrian benchmarking project, Endoscopy, August 2008.

Last Updated:  February 10, 2012

Contact Information

Silverman Institute for Health Care Quality and Safety
Beth Israel Deaconess Medical Center
330 Brookline Ave
Boston, MA 02215
617-667-1325