Fig. 5From: Cost-effectiveness of integrated disease management for high risk, exacerbation prone, patients with chronic obstructive pulmonary disease in a primary care settingExpected Value of Perfect Information. This graph plots the Expected Value of Perfect Information (EVPI) in dollars ($CAN) (i.e., the y-axis) against a WTP per QALY in dollars (i.e., the x-axis) for the trial-based results.Back to article page