1. Impact of an alternating first-line antibiotics strategy in febrile neutropenia.
- Author
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Tan BH, Guzman MRT, Donato LKS, Kalimuddin S, Lee WHL, Tan AL, and Wong GC
- Subjects
- Adolescent, Adult, Aged, Aged, 80 and over, Bacteremia drug therapy, Bacteremia mortality, Child, Drug Resistance, Bacterial, Febrile Neutropenia mortality, Female, Hematologic Neoplasms complications, Hematologic Neoplasms drug therapy, Humans, Male, Middle Aged, Practice Patterns, Physicians', Treatment Outcome, Young Adult, Anti-Bacterial Agents administration & dosage, Febrile Neutropenia drug therapy
- Abstract
Background: Rising antibiotic resistance poses a challenge to the management of febrile neutropenia in patients with haematological malignancies receiving chemotherapy., Aim: We studied an alternating first-line antibiotic strategy to determine its impact on all-cause mortality and bacteremia rates in patients with febrile neutropenia., Methods: An alternating first-line antibiotic strategy was established in mid-2013. Data for 2012 (before strategy implementation) and 2014 (post-strategy implementation) were compared. Antibiotic Heterogeneity Index (AHI) for each of the two time-periods was also calculated., Findings: There were 2012 admissions (26082 patient-days) in 2012 and 1843 admissions (24331 patient-days) in 2014. There was no significant difference in the baseline characteristics of patients in the two groups. The defined daily doses (DDD) of cefepime (CEF) fell while the DDD of piperacillin-tazobactam (PTZ) rose in 2014 compared with 2012. Vancomycin DDD fell in 2014. The AHI was 0.466 in 2012 and 0.582 in 2014. The difference in all-cause mortality was not statistically significant. There was no difference in rates of bacteremia with CEF-resistant, PTZ-resistant and carbapenem-resistant gram-negative organisms in the two groups. Rates of new cases of Methicillin-resistant Staphylococcus aureus (MRSA) were 2.38/1000 and 2.59/1000 patient-days in 2012 and 2014 respectively. Rates of new cases of Vancomycin-resistant Enterococcus (VRE) were 1.84/1000 and 1.81/1000 patient-days in 2012 and 2014 respectively. There was no Carbapenem-resistant Enterobacteriaceae (CRE) bacteremia in 2012 and 1 in 2014., Conclusion: An alternating first-line antibiotic strategy resulted in an increase in antibiotic heterogeneity, without increasing mortality. There was also no significant increase in bacteremia rates., Competing Interests: The authors have declared that no competing interests exist.
- Published
- 2018
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