Utility of Contrast-Enhanced Transabdominal Ultrasonography to Diagnose Early Chronic Pancreatitis

Figure 3

The value of shows the ratio of for the SMA to for pancreatic parenchyma and increases according to the grade of CP. Box contains values between 25th and 75th percentiles of the value of (central line, median). Vertical lines represent minimum and maximum. Values were significantly higher in patients with CP than in patients with early CP and controls ( and , resp.). The value of also correlated with the grade of CP (Spearman’s : , ).