This statistic shows the development of the average length of a clinical trial cycle from 2014 to 2022. The data is based on 12 large-cap and four mid-to-large-cap biopharma companies worldwide and across five major therapy areas: oncology, central nervous system, infectious diseases, metabolic disorders, and cardiovascular. As can be seen, the average length of trials increased with a peak of 7.14 years in 2020.
Average length of a clinical trial cycle from 2014 to 2022
(in years)
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Deloitte. (January 31, 2023). Average length of a clinical trial cycle from 2014 to 2022 (in years) [Graph]. In Statista. Retrieved March 28, 2025, from https://www.statista.com/statistics/1419920/biopharma-clinical-trial-cycle-time/?__sso_cookie_checker=failed
Deloitte. "Average length of a clinical trial cycle from 2014 to 2022 (in years)." Chart. January 31, 2023. Statista. Accessed March 28, 2025. https://www.statista.com/statistics/1419920/biopharma-clinical-trial-cycle-time/?__sso_cookie_checker=failed
Deloitte. (2023). Average length of a clinical trial cycle from 2014 to 2022 (in years). Statista. Statista Inc.. Accessed: March 28, 2025. https://www.statista.com/statistics/1419920/biopharma-clinical-trial-cycle-time/?__sso_cookie_checker=failed
Deloitte. "Average Length of a Clinical Trial Cycle from 2014 to 2022 (in Years)." Statista, Statista Inc., 31 Jan 2023, https://www.statista.com/statistics/1419920/biopharma-clinical-trial-cycle-time/?__sso_cookie_checker=failed
Deloitte, Average length of a clinical trial cycle from 2014 to 2022 (in years) Statista, https://www.statista.com/statistics/1419920/biopharma-clinical-trial-cycle-time/?__sso_cookie_checker=failed (last visited March 28, 2025)
Average length of a clinical trial cycle from 2014 to 2022 (in years) [Graph], Deloitte, January 31, 2023. [Online]. Available: https://www.statista.com/statistics/1419920/biopharma-clinical-trial-cycle-time/?__sso_cookie_checker=failed
