Oliguria in critically ill patients: a narrative review.

J Nephrol · 2018 · PMC6244549 · PMID 30298272

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a slight trendno p-value reported

In a recent systematic review, which analyzed the predictive ability of biomarkers regarding the necessity of RRT, there was a slight trend towards biomarkers normalized to creatinine performing better than non-normalized.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.