Low postoperative lymphocyte count increases risk of progression in human papillomavirus associated oropharyngeal cancer

Linda X. Yin, David M. Routman, Courtney N. Day, William S. Harmsen, Travis Haller, Kathleen Bartemes, Daniel L. Price, Eric J. Moore, Robert L. Foote, Michelle Neben-Wittich, Ashish V. Chintakuntlawar, Daniel J. Ma, Katharine A. Price, Kathryn M. Van Abel

Research output: Contribution to journalArticlepeer-review

Abstract

Background: We aim to explore the prognostic role of absolute lymphocyte count (ALC) before, during, and after treatment on oncologic outcomes in human papillomavirus associated oropharyngeal cancer (HPV(+)OPSCC). Methods: Retrospective cohort at a tertiary center, 2006–2018. Multivariable Cox regressions were used to determine the effect of ALC on risk of progression. Univariate linear regression was performed to determine clinical factors associated with lower ALC. Results: All 197 patients underwent primary surgery. Mean (SD) ALC nadirs (×109 cells/L) were: baseline (N = 149): 1.69 (0.56); postoperative (N = 126): 1.58 (0.59); post-RT (N = 141): 0.68 (0.35) and long-term (N = 105): 0.88 (0.37). Lower baseline ALC nadir was associated with worse overall survival (HR 3.85, 95%CI: 1.03–14.29, p = 0.04). Lower postoperative ALC nadir was associated with higher risk of progression (HR 2.63, 95%CI: 1.04–6.67, p = 0.04). Conclusions: Lower baseline ALC is associated with worse survival, whereas lower postoperative ALC is associated with increased risk of progression in surgically treated HPV(+)OPSCC. Level of Evidence: 3.

Original languageEnglish (US)
Pages (from-to)2760-2768
Number of pages9
JournalHead and Neck
Volume44
Issue number12
DOIs
StatePublished - Dec 2022

Keywords

  • HPV
  • human papillomavirus
  • lymphocytes
  • lymphopenia
  • squamous cell

ASJC Scopus subject areas

  • Otorhinolaryngology

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