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Volume 9, Number 2—February 2003
Research

Health and Economic Impact of Surgical Site Infections Diagnosed after Hospital Discharge

Eli N. Perencevich*†Comments to Author , Kenneth E. Sands*†, Sara E. Cosgrove*, Edward Guadagnoli‡, Ellen Meara‡, and Richard Platt§†‡
Author affiliations: *Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA; †Centers for Disease Control and Prevention Eastern Massachusetts Prevention Epicenter, Boston, Massachusetts, USA; ‡Harvard Medical School, Boston, Massachusetts, USA; §Brigham and Women’s Hospital, Boston, Massachusetts, USA

Main Article

Table 5

Results of five separate matched linear regression models with log-transformed total costs as the outcome variable, surgical sites infection (SSI) study

Model no. Predictor variable β parameter estimate Standard error p value R2
1
 SSI (case)
 1.30
 0.21
 <0.001
 0.492
2
 Chronic disease score
 0.00018
 0.00006
 0.002
 0.095
3
 SSI (case)
 1.20
 0.21
 <0.001
 0.507
Chronic disease score
 0.00012
 0.00005
 0.03
4
 SSI (case)
 1.27
 0.22
 <0.001
 0.499
Index surgery duration
 0.0017
 0.0017
 0.3
5 SSI (case)
 1.17
 0.22
 <0.001
 0.514
Chronic disease score
 0.0001
 0.00005
 0.02
Index surgery duration 0.0018 0.0017 0.3

Main Article

Page created: December 07, 2010
Page updated: December 07, 2010
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