Published in:
Open Access
01-12-2022 | COVID-19 | Letter
Choosing the right reference cohort for assessing outcome of venovenous ECMO
Authors:
Alexander Supady, Paul M. Biever, Dawid L. Staudacher, Tobias Wengenmayer
Published in:
Critical Care
|
Issue 1/2022
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Excerpt
We thank Karagiannidis et al. for reporting important mortality data of COVID-19 patients supported with extracorporeal membrane oxygenation (ECMO) in Germany [
1]. The mortality they reported was notably higher than in other large cohorts [
2]. The data come from nationwide billing data of all hospitals in Germany; therefore, the risk of selection bias or underreporting of negative results is lower than in previous cohorts. …