Delayed Separation of Kaplan-Meier Curves is Commonly Observed in Studies of Advanced/Metastatic Solid Tumors Treated with Anti-PD-(L)1 Therapy: Systematic Review and Meta-Analysis.

Target Oncol · 2025 · PMC11762587 · PMID 39522075

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may be significantno p-value reported

For example, researchers should increase sample size and follow-up duration for event-driven trials, as the power loss may be significant in situations where there is a long duration of delayed separation.

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