Figure 2From: Serum levels of N–terminal proB–type natriuretic peptide in mechanically ventilated critically ill patients – relation to tidal volume size and development of acute respiratory distress syndrome Serum levels of NT–proBNP in patients grouped in RIFLE grades of acute kidney injury on day 0 to 4. Patients with failure had significantly higher levels as compared to the other groups on all days.Back to article page