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Figure 1: Receiver operating characteristic curve for the diagnosis of bacterial infection in children suspected of having infection after congenital heart surgery using a procalcitonin threshold value of 2 ng/mL. Area under the curve is 0.74 with 95% confidence intervals from 0.60 to 0.90

Figure 1: Receiver operating characteristic curve for the diagnosis of bacterial infection in children suspected of having infection after congenital heart surgery using a procalcitonin threshold value of 2 ng/mL. Area under the curve is 0.74 with 95% confidence intervals from 0.60 to 0.90