Phase II share of oncology clinical trial starts

Phase II trials, including Phase I/II, IIa and IIb, represent the largest share of trials, with 48% of oncology trials started in 2024 being Phase II compared to 38% Phase I and 14% Phase III.

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APA

IQVIA Institute. (2024). Global Oncology Trends 2025. Retrieved September 16, 2026, from https://www.iqvia.com/insights/the-iqvia-institute/reports-and-publications/reports/global-oncology-trends-2025. Via StatOrigin, https://statorigin.org/stat/stat_JYHK9QPT67XFG40SRSAQZWHCHB

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MLA

IQVIA Institute. "Global Oncology Trends 2025." 2024, https://www.iqvia.com/insights/the-iqvia-institute/reports-and-publications/reports/global-oncology-trends-2025. Accessed 16 Sept. 2026 via StatOrigin, https://statorigin.org/stat/stat_JYHK9QPT67XFG40SRSAQZWHCHB.

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Chicago

IQVIA Institute. "Global Oncology Trends 2025." 2024. https://www.iqvia.com/insights/the-iqvia-institute/reports-and-publications/reports/global-oncology-trends-2025. Accessed September 16, 2026. Cited from StatOrigin, https://statorigin.org/stat/stat_JYHK9QPT67XFG40SRSAQZWHCHB.

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BibTeX

@misc{iqvia2024phasezwhchb, author = {{IQVIA Institute}}, title = {Global Oncology Trends 2025}, year = {2024}, howpublished = {StatOrigin, https://statorigin.org}, url = {https://statorigin.org/stat/stat_JYHK9QPT67XFG40SRSAQZWHCHB}, note = {Original source: https://www.iqvia.com/insights/the-iqvia-institute/reports-and-publications/reports/global-oncology-trends-2025. Accessed September 16, 2026.} }

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Record last modified 17 September 2026. Value type: actual. Update cadence: annual. This page is permanently addressable at statorigin.org/stat/stat_JYHK9QPT67XFG40SRSAQZWHCHB.