Fig. 1From: Prognostic value of perioperative NT-proBNP after corrective surgery for pediatric congenital heart defectsThe comparisons of NT-proBNP levels between two groups at different time. Group 1(ICU stay <=3 days, blue color) and group 2(ICU stay > 3, red color) at before surgery, 1 hour, 12 hours, 36 hours after CHD surgery. Boxes show the interquartile range, and solid black lines show the median of NT-proBNP levels. Asterisks present the mean of NT-proBNP levels. All the NT-proBNP levels were logarithm transformedBack to article page