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Volume 10, Number 11—November 2004


Enhanced Identification of Postoperative Infections among Inpatients

Deborah S. Yokoe*Comments to Author , Gary A. Noskin†, Susan M. Cunningham†, Gianna Zuccotti‡, Theresa Plaskett‡, Victoria J. Fraser§, Margaret A. Olsen§, Jerome I. Tokars¶, Steven Solomon¶, Trish M. Perl#, Sara E. Cosgrove#, Richard S. Tilson*, Maurice Greenbaum**, David C. Hooper††, Kenneth E. Sands‡‡, John Tully§§, Loreen A. Herwaldt¶¶, Daniel J. Diekema¶¶, Edward S. Wong##, Michael Climo##, and Richard Platt***
Author affiliations: *Brigham and Women's Hospital, Boston, Massachusetts, USA; †Northwestern University, Chicago, Illinois, USA; ‡Memorial Sloan-Kettering Cancer Center, New York, New York, USA; §Washington University School of Medicine, St. Louis, Missouri, USA; ¶Centers for Disease Control and Prevention, Atlanta, Georgia, USA; #Johns Hopkins Medical Institutions, Baltimore, Maryland, USA; **North Shore Medical Center-Salem Hospital, Salem, Massachusetts, USA; ††Massachusetts General Hospital, Boston, Massachusetts, USA; ‡‡Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA; §§Mount Auburn Medical Center, Cambridge, Massachusetts, USA; ¶¶University of Iowa Carver College of Medicine, Iowa City, Iowa, USA; ##McGuire Veterans Affairs Medical Center, Richmond, Virginia, USA; ***Harvard Pilgrim Health Care, Boston, Massachusetts, USA

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Table A2

SSI ratesa after CABG proceduresb,c

Hospital SSI rates based on (%)
Routine surveillance Any method (routine, antimicrobial
exposure, discharge diagnoses)
1A 2.2 2.6
1B 2.3 3.5
1C 5.9 7.4
1D 7.7 9.9
Phase 1 pooled (SSI/procedures) 4.9 (112/2,267) 6.3 (142/2,267)
2A 2.4 6.1
2B 2.5 6.6
2C 3.5 6.0
2D 5.3 8.2
2E 6.1 9.6
2F 6.5 8.8
Phase 2 pooled (SSI/procedures) 4.6 (298/6,472) 7.7 (501/6,472)

aThe numbers of SSI (surgical site infection) and procedures are not specified by hospital to maintain confidentiality of the hospitals' identities.
bCABG, coronary artery bypass graft.
cOn the basis of routine surveillance and routine surveillance plus antimicrobial exposure or diagnosis code screening.

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