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Table 6 Correlation of ertapenem consumption with incidence of antibiotic-resistant bacteria

From: Evaluation of Ertapenem use with Impact Assessment on Extended-Spectrum Beta-Lactamases (ESBL) Production and Gram-Negative resistance in Singapore General Hospital (SGH)

  Correlation Coefficient* R2* P-values* Time Lag
Ciprofloxacin-resistant E. coli 0.5349 0.2862 0.111 Zero
Cephalosporin-resistant E. coli 0.6665 0.4442 0.035 Zero
Ciprofloxacin-resistant Klebsiella spp. −0.4393 0.0393 0.583 −1 year
Cephalosporin-resistant Klebsiella spp. −0.6752 0.3514 0.071 −6 months
Ertapenem-resistant E. coli 0.7144 0.5103 0.020 Zero
Ertapenem-resistant Klebsiella spp. 0.5249 0.2755 0.119 Zero
Carbapenem-resistant Acinetobacter baumannii −0.6485 0.0911 0.397 −1 year
Carbapenem-resistant Pseudomonoas aeruginosa 0.5648 0.3190 0.089 Zero
  1. *Correlation coefficient, R2 and P-values are obtained from cross-correlation analysis.
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