SEP 9, 2026 · REVIEW
Randomised phase III trials of cancer prevention drugs: a systematic review and prediction of trial success
ESMO Open
A rigorous systematic review of 92 phase III RCTs over 45 years with 659,904 participants, using prespecified definitions of success and multivariable logistic regression to identify predictors of trial outcomes in cancer prevention.
Reported
Success rate by class: vaccines8 of 9 (88.9%)
Success rate by class: endocrine…15 of 20 (75.0%)
Success rate by class: NSAIDs8 of 13 (61.5%)