Adjuvant chemotherapy and lymph node examination interact to shape survival in older adults (≥ 75 years) with resected gastric cancer: a SEER-based propensity score–matched and competing-risk analysis

Abstract Background Evidence for adjuvant chemotherapy (ACT) in very old gastric cancer patients is limited, and inadequate lymph node (LN) examination may affect staging and treatment selection. We assessed whether LN examination modifies the association between ACT and survival in older adults. Me...

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Autori principali:	Jiajun Luo, Ziwei Wang
Natura:	Artigo
Lingua:	Inglês
Pubblicazione:	BMC 2026-05-01
Serie:	World Journal of Surgical Oncology
Soggetti:	Adjuvant chemotherapy Gastric cancer Lymph node examination Competing-risk analysis Propensity score matching SEER database
Accesso online:	https://doi.org/10.1186/s12957-026-04390-8
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