Cancers (Sep 2021)

Sex-Based Differences in Treatment with Immune Checkpoint Inhibition and Targeted Therapy for Advanced Melanoma: A Nationwide Cohort Study

  • Monique K. van der Kooij,
  • Olaf M. Dekkers,
  • Maureen J. B. Aarts,
  • Franchette W. P. J. van den Berkmortel,
  • Marye J. Boers-Sonderen,
  • Jan Willem B. de Groot,
  • Geke A. P. Hospers,
  • Djura Piersma,
  • Rozemarijn S. van Rijn,
  • Karijn P. M. Suijkerbuijk,
  • Hans M. Westgeest,
  • Astrid A. M. van der Veldt,
  • Gerard Vreugdenhil,
  • Sofie Wilgenhof,
  • Michel W. J. M. Wouters,
  • John B. A. G. Haanen,
  • Alfonsus J. M. van den Eertwegh,
  • Ellen Kapiteijn

DOI
https://doi.org/10.3390/cancers13184639
Journal volume & issue
Vol. 13, no. 18
p. 4639

Abstract

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Recent meta-analyses show conflicting data on sex-dependent benefit following systemic treatment for advanced melanoma patients. We examined the nationwide Dutch Melanoma Treatment Registry (July 2013–July 2018), assessing sex-dependent differences in advanced melanoma patients (stage IIIC/IV) with respect to clinical characteristics, mutational profiles, treatments initiated, grade 3–4 adverse events (AEs), treatment responses, and mortality. We included 3985 patients, 2363 men (59%) and showed that although men and women with advanced melanoma differ in clinical and tumor characteristics, the safety profile of immune checkpoint inhibition (ICI) is comparable. The data suggest a 10% survival advantage for women, mainly seen in patients ≥60 years of age and patients with BRAF V600 mutant melanoma. Following ICI there was no survival difference.

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