Clinical trial enrollment duration increase (multi-year total)
STO-REC-STATZY7JN7T3 Research
6months
Global · 2019–2023
Clinical trial enrollment duration increase worldwide (multi-year total) came in at 6 months in 2019–2023 (IQVIA).
- Publisher
- IQVIA
- Authority tier
- T3 Research
- Locator
- Enrollment is taking longer across all phases of development
- Retrieved
- 15 Sep 2026
- Status
- Verified
What the source says
Phase II and Phase III saw 23% and 16% increases, respectively, with Phase II enrollment times increasing by an average of six months over the five-year timeframe.
Verbatim extraction verified: The figure 6 months is directly attested in the quoted passage (Enrollment is taking longer across all phases of development).
The figure above was extracted from this passage. If it does not match, the extraction is wrong and we want to know.
Cite this figure
Published under CC BY 4.0. Attribute the original publisher; the citations below do that for you and link to this permanent record.
- APA
- IQVIA Institute. (2023). Rethinking Clinical Trial Country Prioritization. Retrieved September 15, 2026, from https://www.iqvia.com/insights/the-iqvia-institute/reports-and-publications/reports/rethinking-clinical-trial-country-prioritization. Via StatOrigin, https://statorigin.org/stat/stat_ZY7JN7XSG36DTPPH1BM1W9V7TG
- MLA
- IQVIA Institute. "Rethinking Clinical Trial Country Prioritization." 2023, https://www.iqvia.com/insights/the-iqvia-institute/reports-and-publications/reports/rethinking-clinical-trial-country-prioritization. Accessed 15 Sept. 2026 via StatOrigin, https://statorigin.org/stat/stat_ZY7JN7XSG36DTPPH1BM1W9V7TG.
- Chicago
- IQVIA Institute. "Rethinking Clinical Trial Country Prioritization." 2023. https://www.iqvia.com/insights/the-iqvia-institute/reports-and-publications/reports/rethinking-clinical-trial-country-prioritization. Accessed September 15, 2026. Cited from StatOrigin, https://statorigin.org/stat/stat_ZY7JN7XSG36DTPPH1BM1W9V7TG.
- BibTeX
- @misc{iqvia2023clinicalw9v7tg, author = {{IQVIA Institute}}, title = {Rethinking Clinical Trial Country Prioritization}, year = {2023}, howpublished = {StatOrigin, https://statorigin.org}, url = {https://statorigin.org/stat/stat_ZY7JN7XSG36DTPPH1BM1W9V7TG}, note = {Original source: https://www.iqvia.com/insights/the-iqvia-institute/reports-and-publications/reports/rethinking-clinical-trial-country-prioritization. Accessed September 15, 2026.} }
Provenance and verification
Everything needed to check this number yourself, without taking our word for it.
Chain of Custody · Verification Audit
Primary Source
- Publisher
- IQVIA Institute · homepage ↗
- Authority tier
- Tier 3 · Industry & Research
- Report
- Rethinking Clinical Trial Country Prioritization
- Type
- Press release
- Published
- —
- Locator
- Enrollment is taking longer across all phases of development
- Retrieved
- 15 September 2026
- Link status
- Reachable (HTTP 200)
- Report licence
- See source
Verification & Integrity
- Audit status
- Verified
- Review protocol
- Editorial review
- Checked on
- 17 September 2026
- Last revision
- 17 September 2026
- Archival URI
- /stat/stat_ZY7JN7XSG36DTPPH1BM1W9V7TG