Defining Appropriate Outcome Measures in Pulmonary Arterial Hypertension Related to Systemic Sclerosis: A Delphi Consensus Study With Cluster Analysis.

The article offers a delphi-consensus study with cluster analysis to determine the appropriate outcome measures in pulmonary arterial hypertension related to systemic sclerosis (PAH-SSc). Sixty nine PAH-SSc experts rated a list of disease domains and measurement tools. In the study, the experts judged the domains and tools as the best measure for randomized controlled trials in PAH-SSc.