Median concentrations, interquartile ranges, 95% ranges, and outliers in the serum of patients with acute pancreatitis (AP) and in patients with acute abdominal disorders of non-pancreatic origin (AAD) at three different time periods after the onset of pain. (A) Immunoreactive procarboxypeptidase B (proCAPB), (B) immunoreactive carboxypeptidase B activation peptide (CAPAP), and (C) amylase. Values in parentheses indicate the number of samples.