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Exhibit 7. Algorithm to identify deep and organ-space surgical site infections

SurgeryDescription
CABG
  1. Presence of both postoperative culture and postoperative antibiotics, and the maximum postoperative leukocyte count is not less than 11.85
Herniorrhaphy

One of the following:

  1. Presence of a postoperative culture and one of the following criteria:
    1. The maximum postoperative leukocyte count is not less than 7.78
    2. The maximum postoperative neutrophil percentage is not less than 67.3
  2. Absence of a postoperative culture and one of the following criteria:
    1. Postoperative antibiotics given and any postoperative leukocyte count test drawn
    2. Postoperative antibiotics not given, but the patient had a postoperative admission
TKA

One of the following:

  1. Presence of a postoperative culture
  2. Presence of a C-reactive protein and the maximum postoperative leukocyte count is not less than 9.45
THA
  1. Presence of a postoperative culture and postoperative antibiotics were given and the maximum postoperative leukocyte count is not less than 7.55

CABG = coronary artery bypass grafting, TKA = total knee arthroplasty, THA = total hip arthroplasty.

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Page last reviewed December 2012
Internet Citation: Exhibit 7. Algorithm to identify deep and organ-space surgical site infections. December 2012. Agency for Healthcare Research and Quality, Rockville, MD. http://www.ahrq.gov/research/findings/final-reports/ssi/ssiexh7.html