Peripheral lymphocytes and lactate dehydrogenase correlate with response and survival in head and neck cancers treated with immune checkpoint inhibitors

Autor: Cassie Pan, Qian Vicky Wu, Jenna Voutsinas, Jeffrey J. Houlton, Brittany Barber, Zain H. Rizvi, Emily Marchiano, Neal Futran, George E. Laramore, Jay J. Liao, Upendra Parvathaneni, Renato G. Martins, Jonathan R. Fromm, Cristina P. Rodriguez
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Cancer Medicine, Vol 12, Iss 8, Pp 9384-9391 (2023)
Druh dokumentu: article
ISSN: 2045-7634
DOI: 10.1002/cam4.5697
Popis: Abstract Background Little is known regarding associations between peripheral blood biomarkers (PBBMs) and survival, response, and toxicity in recurrent/metastatic head and neck squamous cell carcinomas (R/M HNSCC) treated with immune checkpoint inhibitors (ICIs). Methods In this single‐institution retrospective cohort study, a dataset of patients with R/M HNSCC treated with ICIs between 08/2012–03/2021 was established, including demographic and clinicopathologic characteristics. Pretreatment PBBMs were collected and evaluated for associations with grade ≥3 adverse events (G ≥ 3AE) by CTCAEv5, objective response (ORR) by RECIST 1.1, overall survival (OS), and progression‐free survival (PFS). Multivariable models for each outcome were created using elastic net variable selection. Results Our study included 186 patients, with 51 (27%) demonstrating complete or partial response to immunotherapy. Multivariable models adjusted for ECOG performance status (PS), p16, and smoking demonstrated that pretreatment higher LDH and absolute neutrophils, as well as lower percent lymphocytes correlated with worse OS and PFS. Higher LDH and lower % lymphocytes also correlated with worse ORR. Conclusions In the largest study to date examining PBBMs in ICI‐treated R/M HNSCCs, our variable selection method revealed PBBMs prognostic for survival and response to immunotherapy. These biomarkers warrant further investigation in a prospective study along with validation with CPS biomarker.
Databáze: Directory of Open Access Journals
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