Nested case-control study of the emergence of tigecycline resistance in multidrug-resistant Klebsiella pneumoniae

Masayuki Nigo, Catalina Salinas Cevallos, Krystina Woods, Vicente Maco Flores, Gweneth Francis, David C. Perlman, Manuel Revuelta, Donna Mildvan, Mary Waldron, Tessa Gomez, Sanjana Koshy, Tomasz Jodlowski, William Riley, Jörg J. Ruhe

Research output: Contribution to journalArticlepeer-review

21 Scopus citations

Abstract

We performed a nested case-control study (ratio of 1:4) on the emergence of tigecycline-resistant multidrug-resistant Klebsiella pneumoniae (TR-MDRKP) isolates among patients who initially presented with a tigecycline-susceptible MDRKP isolate. Out of 260 patients, 24 (9%) had a subsequent clinical culture positive for a TR-MDRKP isolate within the 90-day follow-up period. On logistic regression analyses, receipt of tigecycline (adjusted odds ratio [OR], 5.06; 95% confidence interval [CI], 1.80 to 14.23; P= 0.002) was the only independent predictor of subsequent isolation of a TR strain.

Original languageEnglish (US)
Pages (from-to)5743-5746
Number of pages4
JournalAntimicrobial Agents and Chemotherapy
Volume57
Issue number11
DOIs
StatePublished - Nov 2013

ASJC Scopus subject areas

  • Pharmacology
  • Pharmacology (medical)
  • Infectious Diseases

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