Abstract
Background
Limited data exist that describe the long-term outcomes from additional surgery following non-curative endoscopic resection (ER) of early gastric cancer (EGC) in older people. This study aimed to determine the appropriate treatment strategy for these patients.
Methods
We analyzed data from 2895 patients who underwent ER for EGC, of whom 451 (15.6%) had non-curative resections followed by curative surgery or surveillance only. Of these patients, 138 were older (aged ≥70 years). We compared the long-term outcomes of the different treatment strategies in the older patients with non-curative resections for EGC, and the outcomes of each treatment strategy, with those in younger patients.
Results
The older patients underwent curative resections, non-curative resections with surgery, or non-curative resections with surveillance, and the 5-year disease-specific survival (DSS) rates were 100, 100, and 73%, respectively. There was a trend toward significance for DSS in favor of the non-curative resections with surgery group compared with the non-curative resections with surveillance-only group (p = 0.069). Among those who did not undergo additional surgery, the older patients had worse DSS than the younger patients, and patients who underwent additional surgery had better DSS, irrespective of their ages. Multivariable analysis adjusted for other-cause mortality generated similar results. Overall survival and recurrence-free survival did not differ according to treatment strategy, and perioperative morbidity and mortality did not differ significantly according to age.
Conclusions
In older patients with non-curatively resected EGC, additional surgery demonstrated a trend toward better DSS, and perioperative complications did not increase significantly.
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Funding
No external sources of funding were received for this study.
Disclosure
Jeung Hui Pyo, Hyuk Lee, Byung-Hoon Min, Jun Haeng Lee, Kyoung-Mee Kim, Heejin Yoo, Soohyun Ahn, Ji Yeong An, Min Gew Choi, Jun Ho Lee, Tae Sung Sohn, Jae Moon Bae, Jae J. Kim, and Sung Kim declare that they have no conflict of interest to disclose.
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Supplementary material 2 (TIFF 413 kb) Supplementary Fig. 1 Absolute and Expanded indications of endoscopic resection for early gastric cancer (EMR, endoscopic mucosal resection; ESD, endoscopic submocosal dissection)
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Pyo, J.H., Lee, H., Min, BH. et al. Comparison of Long-Term Outcomes After Non-curative Endoscopic Resection in Older Patients with Early Gastric Cancer. Ann Surg Oncol 24, 2624–2631 (2017). https://doi.org/10.1245/s10434-017-5888-1
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DOI: https://doi.org/10.1245/s10434-017-5888-1