Does metformin usage improve survival in head and neck squamous cell carcinoma? A population-based study

Abstract Background We sought to expand upon preliminary data suggesting that metformin confers a survival benefit to patients with head and neck squamous cell carcinoma (HNSCC). Methods A large-scale retrospective cohort study of all patients in Ontario diagnosed with squamous cancer of the larynx,...

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Main Authors: Alexandra E. Quimby, Nicole L. Lebo, Rebecca Griffiths, Stephen Hall, Jim Dimitroulakos, Stephanie Johnson-Obaseki
Format: Article
Language:English
Published: BMC 2018-12-01
Series:Journal of Otolaryngology - Head and Neck Surgery
Subjects:
Online Access:http://link.springer.com/article/10.1186/s40463-018-0322-7
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author Alexandra E. Quimby
Nicole L. Lebo
Rebecca Griffiths
Stephen Hall
Jim Dimitroulakos
Stephanie Johnson-Obaseki
author_facet Alexandra E. Quimby
Nicole L. Lebo
Rebecca Griffiths
Stephen Hall
Jim Dimitroulakos
Stephanie Johnson-Obaseki
author_sort Alexandra E. Quimby
collection DOAJ
description Abstract Background We sought to expand upon preliminary data suggesting that metformin confers a survival benefit to patients with head and neck squamous cell carcinoma (HNSCC). Methods A large-scale retrospective cohort study of all patients in Ontario diagnosed with squamous cancer of the larynx, hypopharynx, and nasopharynx between Dec 1st 2007 to Dec 1st 2012 was undertaken. The Institute for Clinical and Evaluative Sciences was accessed to obtain patient demographic, treatment and outcome information. We included patients on metformin at the time of diagnosis. Kaplan Meier methods and Cox Regression models were used. Results Patients taking metformin at the time of diagnosis had a higher comorbid status but were otherwise similar to patients without metformin usage. Using multivariate analysis, neither overall survival nor disease specific survival was improved in patients on metformin (OS: HR 1.123, p = .338; DSS: HR 1.048, p = .792). Conclusions No survival advantage was observed in patients with HNSCC taking metformin at the time of diagnosis.
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spelling doaj.art-ec9dab7eaefb4db2b8e43ba2958734f72023-01-02T19:05:09ZengBMCJournal of Otolaryngology - Head and Neck Surgery1916-02162018-12-014711910.1186/s40463-018-0322-7Does metformin usage improve survival in head and neck squamous cell carcinoma? A population-based studyAlexandra E. Quimby0Nicole L. Lebo1Rebecca Griffiths2Stephen Hall3Jim Dimitroulakos4Stephanie Johnson-Obaseki5Department of Otolaryngology, Head and Neck Surgery, University of OttawaDepartment of Otolaryngology, Head and Neck Surgery, University of OttawaInstitute for Clinical and Evaluative Sciences, Queen’s UniversityDepartment of Otolaryngology, Head and Neck Surgery, Queen’s UniversityOttawa Hospital Research InstituteDepartment of Otolaryngology, Head and Neck Surgery, University of OttawaAbstract Background We sought to expand upon preliminary data suggesting that metformin confers a survival benefit to patients with head and neck squamous cell carcinoma (HNSCC). Methods A large-scale retrospective cohort study of all patients in Ontario diagnosed with squamous cancer of the larynx, hypopharynx, and nasopharynx between Dec 1st 2007 to Dec 1st 2012 was undertaken. The Institute for Clinical and Evaluative Sciences was accessed to obtain patient demographic, treatment and outcome information. We included patients on metformin at the time of diagnosis. Kaplan Meier methods and Cox Regression models were used. Results Patients taking metformin at the time of diagnosis had a higher comorbid status but were otherwise similar to patients without metformin usage. Using multivariate analysis, neither overall survival nor disease specific survival was improved in patients on metformin (OS: HR 1.123, p = .338; DSS: HR 1.048, p = .792). Conclusions No survival advantage was observed in patients with HNSCC taking metformin at the time of diagnosis.http://link.springer.com/article/10.1186/s40463-018-0322-7Squamous cell carcinomaMetforminLarynxHypopharynxNasopharynx
spellingShingle Alexandra E. Quimby
Nicole L. Lebo
Rebecca Griffiths
Stephen Hall
Jim Dimitroulakos
Stephanie Johnson-Obaseki
Does metformin usage improve survival in head and neck squamous cell carcinoma? A population-based study
Journal of Otolaryngology - Head and Neck Surgery
Squamous cell carcinoma
Metformin
Larynx
Hypopharynx
Nasopharynx
title Does metformin usage improve survival in head and neck squamous cell carcinoma? A population-based study
title_full Does metformin usage improve survival in head and neck squamous cell carcinoma? A population-based study
title_fullStr Does metformin usage improve survival in head and neck squamous cell carcinoma? A population-based study
title_full_unstemmed Does metformin usage improve survival in head and neck squamous cell carcinoma? A population-based study
title_short Does metformin usage improve survival in head and neck squamous cell carcinoma? A population-based study
title_sort does metformin usage improve survival in head and neck squamous cell carcinoma a population based study
topic Squamous cell carcinoma
Metformin
Larynx
Hypopharynx
Nasopharynx
url http://link.springer.com/article/10.1186/s40463-018-0322-7
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