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A randomized trial of 7-day doripenem versus 10-day imipenem-cilastatin for ventilator-associated pneumonia

Overview of attention for article published in Critical Care, November 2012
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151 Mendeley
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Title
A randomized trial of 7-day doripenem versus 10-day imipenem-cilastatin for ventilator-associated pneumonia
Published in
Critical Care, November 2012
DOI 10.1186/cc11862
Pubmed ID
Authors

Marin H Kollef, Jean Chastre, Marc Clavel, Marcos I Restrepo, Bart Michiels, Koné Kaniga, Iolanda Cirillo, Holly Kimko, Rebecca Redman

Abstract

ABSTRACT: INTRODUCTION: The aim of this study was to compare a 7-day course of doripenem to a 10-day course of imipenem-cilastatin for ventilator-associated pneumonia (VAP) due to Gram-negative bacteria. METHODS: This was a prospective, double-blinded, randomized trial comparing a fixed 7-day course of doripenem one gram as a four-hour infusion every eight hours with a fixed 10-day course of imipenem-cilastatin one gram as a one-hour infusion every eight hours (April 2008 through June 2011). RESULTS: The study was stopped prematurely at the recommendation of the Independent Data Monitoring Committee that was blinded to treatment arm assignment and performed a scheduled review of data which showed signals that were close to the pre-specified stopping limits. The final analyses included 274 randomized patients. The clinical cure rate at the end of therapy (EOT) in the microbiological intent-to-treat (MITT) population was numerically lower for patients in the doripenem arm compared to the imipenem-cilastatin arm (45.6% versus 56.8%; 95% CI, -26.3% to 3.8%). Similarly, the clinical cure rate at EOT was numerically lower for patients with Pseudomonas aeruginosa VAP, the most common Gram-negative pathogen, in the doripenem arm compared to the imipenem-cilastatin arm (41.2% versus 60.0%; 95% CI, -57.2 to 19.5). All cause 28-day mortality in the MITT group was numerically greater for patients in the doripenem arm compared to the imipenem-cilastatin arm (21.5% versus 14.8%; 95% CI, -5.0 to 18.5) and for patients with P. aeruginosa VAP (35.3% versus 0.0%; 95% CI, 12.6 to 58.0). CONCLUSIONS: Among patients with microbiologically confirmed late-onset VAP, a fixed 7-day course of doripenem was found to have non-significant higher rates of clinical failure and mortality compared to a fixed 10-day course of imipenem-cilastatin. Consideration should be given to treating patients with VAP for more than seven days to optimize clinical outcome. TRIAL REGISTRATION: ClinicalTrials.gov: NCT00589693.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 151 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United States 2 1%
France 1 <1%
Netherlands 1 <1%
Japan 1 <1%
Brazil 1 <1%
Unknown 145 96%

Demographic breakdown

Readers by professional status Count As %
Other 25 17%
Researcher 19 13%
Student > Bachelor 19 13%
Student > Master 17 11%
Student > Ph. D. Student 16 11%
Other 25 17%
Unknown 30 20%
Readers by discipline Count As %
Medicine and Dentistry 75 50%
Pharmacology, Toxicology and Pharmaceutical Science 14 9%
Agricultural and Biological Sciences 6 4%
Nursing and Health Professions 6 4%
Immunology and Microbiology 5 3%
Other 9 6%
Unknown 36 24%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 11 May 2022.
All research outputs
#15,739,529
of 25,373,627 outputs
Outputs from Critical Care
#5,130
of 6,554 outputs
Outputs of similar age
#114,305
of 192,733 outputs
Outputs of similar age from Critical Care
#75
of 124 outputs
Altmetric has tracked 25,373,627 research outputs across all sources so far. This one is in the 37th percentile – i.e., 37% of other outputs scored the same or lower than it.
So far Altmetric has tracked 6,554 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 20.8. This one is in the 20th percentile – i.e., 20% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 192,733 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 39th percentile – i.e., 39% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 124 others from the same source and published within six weeks on either side of this one. This one is in the 38th percentile – i.e., 38% of its contemporaries scored the same or lower than it.