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Antimicrobial use at the end of life : a retrospective cohort study

Sandqvist, Klara and Ekström, Magnus LU orcid (2026) In Scientific Reports 16(1).
Abstract

Antibiotic resistance poses a global threat. Antibiotics are administered to 80-90% of terminally ill patients but evidence of their effectiveness in improving survival or symptom relief at the end of life (EOL) is scarce. To determine the proportion of deceased patients that continue antibiotic treatment after documented EOL discussion and the decision to prioritise symptom relief over active treatment. As secondary aims to compare the groups with and without antibiotics after EOL discussion in terms of differences in demographics, type of infection, mean survival time after EOL discussion and if fluid therapy followed the same trend as antibiotic use. This was a retrospective cohort study including 100 patients aged 18 years or older... (More)

Antibiotic resistance poses a global threat. Antibiotics are administered to 80-90% of terminally ill patients but evidence of their effectiveness in improving survival or symptom relief at the end of life (EOL) is scarce. To determine the proportion of deceased patients that continue antibiotic treatment after documented EOL discussion and the decision to prioritise symptom relief over active treatment. As secondary aims to compare the groups with and without antibiotics after EOL discussion in terms of differences in demographics, type of infection, mean survival time after EOL discussion and if fluid therapy followed the same trend as antibiotic use. This was a retrospective cohort study including 100 patients aged 18 years or older who died with continued or discontinued antibiotics after EOL discussion, at Blekinge Hospital from January 2022 to February 2024. Patients were excluded if they received curative intended treatment until death, did not receive antibiotics during hospitalisation, or the antibiotic treatment was ended before EOL discussion. Medical record data were compared, using chi-2- , Fisher's exact- and t-tests, between patients who continued antibiotics or not after EOL discussion, in terms of demographics, focus of infection and survival time after EOL discussion. Ethical approval was granted by the Swedish Ethical Review Authority on 2023-12-14 (Dnr: 2023-07647-01). A total 36% (36/100) patients continued antibiotic treatment after EOL discussion. The most prescribed antibiotics were piperacillin-tazobactam (37%) and cefotaxime (32%) and the most common site of infection was pneumonia (45%). There was no statistical significance in survival time after EOL discussion between patients with antibiotics after EOL discussion or not (mean 2.7 days (range 0-11); IQR 1-3 vs 1.9 days (range 0-10); IQR 0.75-3; 95% CI 0.46-1.05; p = 0.082). Patients who continued antibiotics were also significantly more likely to continue with intravenous fluids (11/36 (31%) vs 3/64 (5%); between-group difference of 26%; 95% CI 0.10-0.42; p = 0.001). After EOL discussion more than one-third of inpatients continued antibiotics despite a shift to symptom relief, reflecting ongoing challenges in antimicrobial stewardship in palliative care.

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author
and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Humans, Retrospective Studies, Male, Female, Terminal Care/methods, Aged, Middle Aged, Anti-Bacterial Agents/therapeutic use, Aged, 80 and over, Adult
in
Scientific Reports
volume
16
issue
1
article number
12371
publisher
Nature Publishing Group
external identifiers
  • pmid:41986436
  • scopus:105035821047
ISSN
2045-2322
DOI
10.1038/s41598-026-48112-2
language
English
LU publication?
yes
additional info
© 2026. The Author(s).
id
d089b246-0cc0-4c4f-920b-e64d5b888958
date added to LUP
2026-04-16 16:39:20
date last changed
2026-09-03 15:59:05
@article{d089b246-0cc0-4c4f-920b-e64d5b888958,
  abstract     = {{<p>Antibiotic resistance poses a global threat. Antibiotics are administered to 80-90% of terminally ill patients but evidence of their effectiveness in improving survival or symptom relief at the end of life (EOL) is scarce. To determine the proportion of deceased patients that continue antibiotic treatment after documented EOL discussion and the decision to prioritise symptom relief over active treatment. As secondary aims to compare the groups with and without antibiotics after EOL discussion in terms of differences in demographics, type of infection, mean survival time after EOL discussion and if fluid therapy followed the same trend as antibiotic use. This was a retrospective cohort study including 100 patients aged 18 years or older who died with continued or discontinued antibiotics after EOL discussion, at Blekinge Hospital from January 2022 to February 2024. Patients were excluded if they received curative intended treatment until death, did not receive antibiotics during hospitalisation, or the antibiotic treatment was ended before EOL discussion. Medical record data were compared, using chi-2- , Fisher's exact- and t-tests, between patients who continued antibiotics or not after EOL discussion, in terms of demographics, focus of infection and survival time after EOL discussion. Ethical approval was granted by the Swedish Ethical Review Authority on 2023-12-14 (Dnr: 2023-07647-01). A total 36% (36/100) patients continued antibiotic treatment after EOL discussion. The most prescribed antibiotics were piperacillin-tazobactam (37%) and cefotaxime (32%) and the most common site of infection was pneumonia (45%). There was no statistical significance in survival time after EOL discussion between patients with antibiotics after EOL discussion or not (mean 2.7 days (range 0-11); IQR 1-3 vs 1.9 days (range 0-10); IQR 0.75-3; 95% CI 0.46-1.05; p = 0.082). Patients who continued antibiotics were also significantly more likely to continue with intravenous fluids (11/36 (31%) vs 3/64 (5%); between-group difference of 26%; 95% CI 0.10-0.42; p = 0.001). After EOL discussion more than one-third of inpatients continued antibiotics despite a shift to symptom relief, reflecting ongoing challenges in antimicrobial stewardship in palliative care.</p>}},
  author       = {{Sandqvist, Klara and Ekström, Magnus}},
  issn         = {{2045-2322}},
  keywords     = {{Humans; Retrospective Studies; Male; Female; Terminal Care/methods; Aged; Middle Aged; Anti-Bacterial Agents/therapeutic use; Aged, 80 and over; Adult}},
  language     = {{eng}},
  month        = {{04}},
  number       = {{1}},
  publisher    = {{Nature Publishing Group}},
  series       = {{Scientific Reports}},
  title        = {{Antimicrobial use at the end of life : a retrospective cohort study}},
  url          = {{http://dx.doi.org/10.1038/s41598-026-48112-2}},
  doi          = {{10.1038/s41598-026-48112-2}},
  volume       = {{16}},
  year         = {{2026}},
}