CS was defined by the presence of one of the
following criteria: (a) peak systolic pressure 30 minutes after the correction of hypovolemia,
hypoxemia, and acidosis or need for vasopressor and/or
inotropic therapy; (b) signs of organ hypoperfusion such as
oliguria/anuria, changes in mental state, or elevated serum
lactate concentrations (>2.0 mM)