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. 2008 Feb;1(1):34–40.

Figure 2. Types of Endpoints in U.S. Product Labels for 215 New Drugs Approved 1997–2002*.

Figure 2.

30% of new product labels included PRO endpoints

Reprinted from Willke R, Burke BL, Erickson P. Measuring treatment impact: a review of patient-reported outcomes and other efficacy endpoints in approved labels. Control Clin Trials. 2004;25(6):535–552, with permission from Elsevier.