This statistic shows the changes in the resources, length and participation of clinical trials in the United States between 1999 and 2005. In 1999, a clinical trial lasted 460 days, whereas in 2005, a clinical trial lasted 780 days.
Changes in resources, length and participation of U.S. clinical trials between 1999 and 2005
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PhRMA. (October 1, 2010). Changes in resources, length and participation of U.S. clinical trials between 1999 and 2005 [Graph]. In Statista. Retrieved May 07, 2025, from https://www.statista.com/statistics/215467/changes-in-us-clinical-trials/
PhRMA. "Changes in resources, length and participation of U.S. clinical trials between 1999 and 2005." Chart. October 1, 2010. Statista. Accessed May 07, 2025. https://www.statista.com/statistics/215467/changes-in-us-clinical-trials/
PhRMA. (2010). Changes in resources, length and participation of U.S. clinical trials between 1999 and 2005. Statista. Statista Inc.. Accessed: May 07, 2025. https://www.statista.com/statistics/215467/changes-in-us-clinical-trials/
PhRMA. "Changes in Resources, Length and Participation of U.S. Clinical Trials between 1999 and 2005." Statista, Statista Inc., 1 Oct 2010, https://www.statista.com/statistics/215467/changes-in-us-clinical-trials/
PhRMA, Changes in resources, length and participation of U.S. clinical trials between 1999 and 2005 Statista, https://www.statista.com/statistics/215467/changes-in-us-clinical-trials/ (last visited May 07, 2025)
Changes in resources, length and participation of U.S. clinical trials between 1999 and 2005 [Graph], PhRMA, October 1, 2010. [Online]. Available: https://www.statista.com/statistics/215467/changes-in-us-clinical-trials/