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Treatment outcome with pencillin G or cloxacillin in penicillin susceptible Staphylococcus aureus bactearemi

Hagstrand Aldman, Malin LU orcid ; Kavyani, Robert ; Kahn, Fredrik LU and Påhlman, Lisa LU (2022) In International Journal of Antimicrobial Agents 59(4).
Abstract
An increasing proportion of penicillin-susceptible Staphylococcus aureus (PSSA) has been reported over the last years. The aim of this retrospective study was to compare penicillin G with cloxacillin in the treatment of PSSA bloodstream infections. The primary outcome was the mortality rate after 90 days and the secondary outcome was the development of treatment complications of varying severity. Medical records from patients with PSSA bacteraemia during 2018–2020 were reviewed. Patient outcome was ranked on an ordinal scale according to severity: (i) alive at 90 days without any complications; (ii) adverse events not requiring treatment; (iii) change or addition of antibiotics owing to treatment failure or adverse events; (iv) relapse... (More)
An increasing proportion of penicillin-susceptible Staphylococcus aureus (PSSA) has been reported over the last years. The aim of this retrospective study was to compare penicillin G with cloxacillin in the treatment of PSSA bloodstream infections. The primary outcome was the mortality rate after 90 days and the secondary outcome was the development of treatment complications of varying severity. Medical records from patients with PSSA bacteraemia during 2018–2020 were reviewed. Patient outcome was ranked on an ordinal scale according to severity: (i) alive at 90 days without any complications; (ii) adverse events not requiring treatment; (iii) change or addition of antibiotics owing to treatment failure or adverse events; (iv) relapse within 90 days; and (v) death within 90 days. The outcome ranking scale was dichotomised at every level and was analysed by logistic regression and a propensity score-weighted analysis. A total of 316 patients received cloxacillin and 68 patients received penicillin G as final treatment. Mortality rates did not differ significantly between the treatment groups (cloxacillin 19% vs. penicillin G 13%; P = 0.24), but patients treated with cloxacillin had an increased odds of having any complication compared with patients treated with penicillin G (odds ratio = 2.43, 95% confidence interval 1.30–4.53; P = 0.005). A propensity score analysis confirmed the results. Mortality rates in PSSA bacteraemia did not differ between treatment groups but cloxacillin treatment increased the overall odds of treatment complications. (Less)
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author
; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
International Journal of Antimicrobial Agents
volume
59
issue
4
article number
106567
publisher
Elsevier
external identifiers
  • pmid:35288257
  • scopus:85127579426
ISSN
0924-8579
DOI
10.1016/j.ijantimicag.2022.106567
language
English
LU publication?
yes
id
301bc27f-da73-4053-8073-be50bf885517
date added to LUP
2022-04-05 13:29:45
date last changed
2022-05-05 17:01:00
@article{301bc27f-da73-4053-8073-be50bf885517,
  abstract     = {{An increasing proportion of penicillin-susceptible Staphylococcus aureus (PSSA) has been reported over the last years. The aim of this retrospective study was to compare penicillin G with cloxacillin in the treatment of PSSA bloodstream infections. The primary outcome was the mortality rate after 90 days and the secondary outcome was the development of treatment complications of varying severity. Medical records from patients with PSSA bacteraemia during 2018–2020 were reviewed. Patient outcome was ranked on an ordinal scale according to severity: (i) alive at 90 days without any complications; (ii) adverse events not requiring treatment; (iii) change or addition of antibiotics owing to treatment failure or adverse events; (iv) relapse within 90 days; and (v) death within 90 days. The outcome ranking scale was dichotomised at every level and was analysed by logistic regression and a propensity score-weighted analysis. A total of 316 patients received cloxacillin and 68 patients received penicillin G as final treatment. Mortality rates did not differ significantly between the treatment groups (cloxacillin 19% vs. penicillin G 13%; P = 0.24), but patients treated with cloxacillin had an increased odds of having any complication compared with patients treated with penicillin G (odds ratio = 2.43, 95% confidence interval 1.30–4.53; P = 0.005). A propensity score analysis confirmed the results. Mortality rates in PSSA bacteraemia did not differ between treatment groups but cloxacillin treatment increased the overall odds of treatment complications.}},
  author       = {{Hagstrand Aldman, Malin and Kavyani, Robert and Kahn, Fredrik and Påhlman, Lisa}},
  issn         = {{0924-8579}},
  language     = {{eng}},
  number       = {{4}},
  publisher    = {{Elsevier}},
  series       = {{International Journal of Antimicrobial Agents}},
  title        = {{Treatment outcome with pencillin G or cloxacillin in penicillin susceptible Staphylococcus aureus bactearemi}},
  url          = {{http://dx.doi.org/10.1016/j.ijantimicag.2022.106567}},
  doi          = {{10.1016/j.ijantimicag.2022.106567}},
  volume       = {{59}},
  year         = {{2022}},
}