Abstract
Objective
The objective of this study is to compare the overall survival (OS) and the cancer-specific survival (CSS) for patients of T1aN0M0 glottic cancer who underwent laser surgery (LS) or radiation (RT).
Methods
The data of the population-based analysis were extracted from the SEER database. The studies of the meta-analysis were identified through PubMed, EMBASE, and Cochrane databases. Cox regression analyses, the propensity score analysis (PSM), survival analyses, and the meta-analysis were performed.
Results
In the population-based analysis, 2101 eligible patients were included. Multivariable Cox analyses indicated that patients accepting LS alone would obtain better OS (HR 0.77, 95% CI 0.61–0.98, p = 0.03) and CSS (HR 0.26, 95% CI 0.12–0.59, p = 0.001) than those of whom they accepted RT alone. Survival analyses before PSM and after PSM also indicated that patients who underwent LS alone would have better OS and CSS. In the meta-analysis, nine eligible studies were included. Results of the pooled effect showed that significant differences existed between LS and RT groups on OS (OR: 1.84, 95% CI 1.36–2.50, p < 0.001) and CSS (OR 3.84, 95% CI 1.17–12.52, p = 0.026), both distinctly favoring LS.
Conclusions
Compared with RT, LS may acquire better survivals for patients with T1aN0M0 glottic cancer. Simultaneously, more multi-center randomized controlled trials would be warranted to prove the conclusion.
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Acknowledgements
We are grateful to Dr. Hui-Zi Li for his technical support.
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G-JH and H-BL performed the conception and designed this manuscript. G-JH and M-SL performed data analysis and prepared the figure. G-JH and M-SL drafted the manuscript. H-BL revised the manuscript. All authors read and approved the final manuscript.
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Ethics approval or patient written informed consent were not required because all analyses in our study were performed based on data from the public databases (the SEER database, PubMed, EMBASE, and Cochrane databases).
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Huang, GJ., Luo, MS. & Liu, HB. A comparison of the survival between laser surgery and radiation in T1aN0M0 glottic cancer: a population-based analysis and meta-analysis. Eur Arch Otorhinolaryngol 279, 5299–5310 (2022). https://doi.org/10.1007/s00405-022-07450-3
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DOI: https://doi.org/10.1007/s00405-022-07450-3