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Volume 12, Number 5—May 2006

Dispatch

Costs of Surgical Site Infections That Appear after Hospital Discharge

Nicholas Graves*†Comments to Author , Kate Halton*†, Merrilyn Curtis*, Shane Doidge*, David Lairson‡, Marylou McLaws§, and Michael Whitby*
Author affiliations: *The Centre for Healthcare Related Infection Surveillance and Prevention, Brisbane, Queensland, Australia; †Queensland University of Technology, Brisbane, Queensland, Australia; ‡University of Texas Health Science Center at Houston, Houston, Texas, USA; §University of New South Wales, Sydney, New South Wales, Australia

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Table A2

Clinical characteristics of included patients by surgical site infection (SSI)

Characteristics % (no.)
No SSI, n = 411 SSI, n = 38
Duration of surgery (min), mean (SD) 115.89 (64.57) 130.00 (66.50)
Length of hospital stay (d), mean (SD) 7.84 (8.92) 7.39 (5.60)
ICD-10 system*
Blood and blood-forming organs 0.49 (2) 0.00% (0)
Breast 2.92 (12) 5.26 (2)
Cardiovascular 19.71 (81) 42.11 (16)
Dental 0.24 (1) 0
Dermatologic 0.97 (4) 0
Digestive 13.14 (54) 13.16 (5)
Endocrine 2.43 10) 2.63 (1)
Gynecologic 3.65 (15) 13.16 (5)
Male genital organs 0.73 (3) 0.00 (0)
Musculoskeletal 46.47 (191) 18.42 (7)
Nose, mouth, and pharynx 0.73 (3) 0
Obstetric 3.16 (13) 5.26 (2)
Respiratory 2.19 (9) 0
Urinary 1.70 (7) 0
American Association of Anaesthetists
Not documented 2.43 (10) 0.00 (0)
Normal healthy patient 8.76 (36) 10.53 (4)
Mild systemic disease 47.93 (197) 42.11 (16)
Severe systemic disease 34.06 (140) 34.21 (13)
Severe systemic disease; patient not expected to survive 5.84 (24) 10.53 (4)
Moribund patient 0 0
Wound
Clean 85.40 (351) 76.32 (29)
Clean-contaminated 13.38 (55) 23.68 (9)
Contaminated 0.24 (1) 0
Dirty 0.24 (1) 0
Unknown 0.24 (1) 0
Coexisting conditions
0 8.76 (36) 13.16 (5)
1 24.33 (100) 13.16 (5)
2 31.39 (129) 26.32 (10)
3 17.52 (72) 13.16 (5)
4 11.68 (48) 5.26 (2)
>5 6.33 (26) 28.95 (11)

*ICD-10, International Classification of Diseases, 10th edition.

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