An economic model for the prevention of MRSA infections after surgery: non-glycopeptide or glycopeptide antibiotic prophylaxis?

R.A. Elliot, H.L.A. Weatherly, N.S. Hawkins, G. Cranny, D. Chambers, L. Myers, A. Eastwood, M.J. Sculpher

Research output: Contribution to journalArticlepeer-review

Abstract

Aim Surgical site infection is commonly caused by Staphylococcus aureus. The multiresistant strains (MRSA) are resistant to most antibiotic prophylaxis regimens. Our aim was to explore whether there is a threshold of MRSA prevalence at which switching to routine glycopeptide-based antibiotic prophylaxis becomes cost-effective.

Methods An indicative model was designed to explore the cost-effectiveness of vancomycin, cephalosporin or a combination, in patients undergoing primary hip arthroplasty.

Results If the MRSA infection rate is equal to or above 0.25% and the rate of other infections with cephalosporin prophylaxis is equal to or above 0.2%, use of the combination antibiotic prophylaxis is optimal.

Discussion Modelling the cost-effectiveness of interventions for MRSA prevention is complex due to uncertainty around resistance and effectiveness of glycopeptides. Conclusions The indicative model provides a framework for evaluation. More work is needed to understand the impact of antibiotic resistance over time in these currently effective antibiotics.

Original languageEnglish
Pages (from-to)57-66
Number of pages10
JournalEuropean Journal of Health Economics
Volume11
Issue number1
DOIs
Publication statusPublished - Feb 2010

Keywords

  • Economic model
  • Surgical site infection
  • Antimicrobial prophylaxis
  • Glycopeptide
  • Methicillin-resistant Staphylococcus aureus
  • RESISTANT STAPHYLOCOCCUS-AUREUS
  • COST-EFFECTIVENESS
  • ANTIMICROBIAL RESISTANCE
  • VACCINATION PROGRAMS
  • SURGICAL SITE
  • VANCOMYCIN
  • IMPACT
  • ARTHROPLASTY
  • CARE
  • HIP

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