Fig. 1From: Detection of low urine output by measuring urinary biomarkersFixed urine output. Receiver operating characteristic (ROC) curves showing cutoff points where (A) urine osmolality and (B) urine creatinine concentration measured in the first voided morning urine indicate that the excreted urine during the preceding 24 h had a volume of < 1 L. Selected cutoff points are markedBack to article page