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Critical Care
Published in: Critical Care 1/2017

Open Access 01-12-2017 | Letter

Accounting for single center effects in systematic reviews cannot be overlooked

Authors: Bruno Adler Maccagnan Pinheiro Besen, Marcelo Park, Antonio Paulo Nassar Jr

Published in: Critical Care | Issue 1/2017

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Excerpt

We read with interest the recently published systematic review and meta-analysis on timing of renal replacement therapy (RRT) in cardiac surgery patients [1]. However, we are worried with the presented results and the possible impact on clinical practice of this study. …
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Literature
1.
Zou H, Hong Q, Xu G. Early versus late initiation of renal replacement therapy impacts mortality in patients with acute kidney injury post cardiac surgery: a meta-analysis. Crit Care. 2017;21(1):150.CrossRefPubMedPubMedCentral
2.
Lange HW, Aeppli DM, Brown DC. Survival of patients with acute renal failure requiring dialysis after open heart surgery: early prognostic indicators. Am Heart J. 1987;113(5):1138–43.CrossRefPubMed
3.
Li SY, Yang WC, Chuang CL. Effect of early and intensive continuous venovenous hemofiltration on patients with cardiogenic shock and acute kidney injury after cardiac surgery. J Thorac Cardiovasc Surg. 2014;148(4):1628–33.CrossRefPubMed
4.
Kleinknecht D, Jungers P, Chanard J, Barbanel C, Ganeval D. Uremic and non-uremic complications in acute renal failure: Evaluation of early and frequent dialysis on prognosis. Kidney Int. 1972;1(3):190–6.CrossRefPubMed
5.
Dechartres A, Boutron I, Trinquart L, Charles P, Ravaud P. Single-center trials show larger treatment effects than multicenter trials: evidence from a meta-epidemiologic study. Ann Intern Med. 2011;155(1):39–51.CrossRefPubMed
Metadata
Title
Accounting for single center effects in systematic reviews cannot be overlooked
Authors
Bruno Adler Maccagnan Pinheiro Besen
Marcelo Park
Antonio Paulo Nassar Jr
Publication date
01-12-2017
Publisher
BioMed Central
Published in
Critical Care / Issue 1/2017
Electronic ISSN: 1364-8535
DOI
https://doi.org/10.1186/s13054-017-1804-0

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