Robert G. Hahn

Comparison between the blood urea nitrogen (BUN)-to-creatinine ratio and four urinary biomarkers of dehydration; a cross-sectional study in fasting patients awaiting surgery

The blood urea nitrogen (BUN)-to-plasma creatinine ratio is a conventional method for diagnosing dehydration. We examined the relationship between this method and the more recently promoted urine biomarkers of dehydration. Blood and urine sampling was performed in 921 patients wh...