Antimicrobial resistance patterns in urinary E. coli isolates after a change in a single center's guidelines for uncomplicated cystitis in ambulatory settings

Infect Control Hosp Epidemiol. 2019 May;40(5):600-602. doi: 10.1017/ice.2019.52. Epub 2019 Mar 21.

Abstract

Recommending nitrofurantoin to treat uncomplicated cystitis was associated with increased nitrofurantoin use from 3.53 to 4.01 prescriptions per 1,000 outpatient visits, but nitrofurantoin resistance in E. coli isolates remained stable at 2%. Concomitant levofloxacin resistance was a significant risk for nitrofurantoin resistance in E. coli isolates (odds ratio [OR], 2.72; 95% confidence interval [CI], 1.04-7.17).

MeSH terms

  • Ambulatory Care
  • Anti-Infective Agents, Urinary / pharmacology*
  • Case-Control Studies
  • Colorado
  • Cystitis / drug therapy*
  • Cystitis / microbiology*
  • Drug Resistance, Multiple, Bacterial
  • Drug Utilization
  • Escherichia coli / drug effects
  • Escherichia coli Infections / drug therapy*
  • Escherichia coli Infections / epidemiology
  • Female
  • Humans
  • Levofloxacin / pharmacology*
  • Nitrofurantoin / pharmacology*
  • Practice Guidelines as Topic

Substances

  • Anti-Infective Agents, Urinary
  • Levofloxacin
  • Nitrofurantoin