Immune Checkpoint Inhibitor Therapy for Advanced, Unresectable Esophageal Squamous Cell Carcinoma: A Series of Patient-level Meta-analyses From Phase III Trials.
Beshr MS; Shembesh RH; Nounou MV; Ali ME; Smyth EC; Abdelrahim M; Pietrantonio F; Elhadi M · 2026 · Clinical oncology (Royal College of Radiologists (Great Britain))
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Aim This study reconstructed patient-level data to provide updated evidence on survival outcomes across PD-L1 expression subgroups. Materials and methods A systematic search was conducted on March 2, 2025, using PubMed, Embase, Web of…
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Metadata source: Europe PMC · DOI 10.1016/j.clon.2026.104032