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A Novel 2-Metagene Signature to Identify High-Risk HNSCC Patients amongst Those Who Are Clinically at Intermediate Risk and Are Treated with PORT.


ABSTRACT: (1) Background: Patients with locally advanced head and neck squamous cell carcinoma (HNSCC) who are biologically at high risk for the development of loco−regional recurrences after postoperative radiotherapy (PORT) but at intermediate risk according to clinical risk factors may benefit from additional concurrent chemotherapy. In this matched-pair study, we aimed to identify a corresponding predictive gene signature. (2) Methods: Gene expression analysis was performed on a multicenter retrospective cohort of 221 patients that were treated with postoperative radiochemotherapy (PORT-C) and 283 patients who were treated with PORT alone. Propensity score analysis was used to identify matched patient pairs from both cohorts. From differential gene expression analysis and Cox regression, a predictive gene signature was identified. (3) Results: 108 matched patient pairs were selected. We identified a 2-metagene signature that stratified patients into risk groups in both cohorts. The comparison of the high-risk patients between the two types of treatment showed higher loco−regional control (LRC) after treatment with PORT-C (p < 0.001), which was confirmed by a significant interaction term in Cox regression (p = 0.027), i.e., the 2-metagene signature was indicative for the type of treatment. (4) Conclusion: We have identified a novel gene signature that may be helpful to identify patients with high-risk HNSCC amongst those at intermediate clinical risk treated with PORT, who may benefit from additional concurrent chemotherapy.

SUBMITTER: Patil S 

PROVIDER: S-EPMC9221048 | biostudies-literature | 2022 Jun

REPOSITORIES: biostudies-literature

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A Novel 2-Metagene Signature to Identify High-Risk HNSCC Patients amongst Those Who Are Clinically at Intermediate Risk and Are Treated with PORT.

Patil Shivaprasad S   Linge Annett A   Hiepe Hannah H   Grosser Marianne M   Lohaus Fabian F   Gudziol Volker V   Kemper Max M   Nowak Alexander A   Haim Dominik D   Tinhofer Inge I   Budach Volker V   Guberina Maja M   Stuschke Martin M   Balermpas Panagiotis P   Grün Jens von der JV   Schäfer Henning H   Grosu Anca-Ligia AL   Abdollahi Amir A   Debus Jürgen J   Ganswindt Ute U   Belka Claus C   Pigorsch Steffi S   Combs Stephanie E SE   Boeke Simon S   Zips Daniel D   Jöhrens Korinna K   Baretton Gustavo B GB   Baumann Michael M   Krause Mechthild M   Löck Steffen S   On Behalf Of The Dktk-Rog  

Cancers 20220620 12


(1) Background: Patients with locally advanced head and neck squamous cell carcinoma (HNSCC) who are biologically at high risk for the development of loco−regional recurrences after postoperative radiotherapy (PORT) but at intermediate risk according to clinical risk factors may benefit from additional concurrent chemotherapy. In this matched-pair study, we aimed to identify a corresponding predictive gene signature. (2) Methods: Gene expression analysis was performed on a multicenter retrospect  ...[more]

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