“We concluded that, while the new definition is more logical, it is not affecting the majority of patients. Another important topic to be discussed at the next World Meeting is the definition of a normal pulmonary capillary wedge pressure: Two definitions have been proposed, 12 mm Hg or 15 mm Hg, and it is time to reach a consensus on which definition is more appropriate.”
Galiè et al. (Sun,) studied this question.