Impact of the pretreatment prognostic nutritional index on the survival after first‐line immunotherapy in non‐small‐cell lung cancer patients

Autor: Yuka Oku, Gouji Toyokawa, Sho Wakasu, Fumihiko Kinoshita, Shinkichi Takamori, Kenji Watanabe, Naoki Haratake, Taichi Nagano, Keisuke Kosai, Kazuki Takada, Airi Fujimoto, Kodo Higashijima, Yoshimasa Shiraishi, Kentaro Tanaka, Hiroaki Takeoka, Masaki Okamoto, Takanori Yamashita, Mototsugu Shimokawa, Fumihiro Shoji, Koji Yamazaki, Tatsuro Okamoto, Takashi Seto, Hitoshi Ueda, Sadanori Takeo, Naoki Nakashima, Isamu Okamoto, Tomoyoshi Takenaka, Tomoharu Yoshizumi
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Cancer Medicine, Vol 12, Iss 13, Pp 14327-14336 (2023)
Druh dokumentu: article
ISSN: 2045-7634
DOI: 10.1002/cam4.6110
Popis: Abstract Background Immunotherapy has become a standard‐of‐care for patients with non‐small‐cell lung cancer (NSCLC). Although several biomarkers, such as programmed cell death‐1, have been shown to be useful in selecting patients likely to benefit from immune checkpoint inhibitors (ICIs), more useful and reliable ones should be investigated. The prognostic nutritional index (PNI) is a marker of the immune and nutritional status of the host, and is derived from serum albumin level and peripheral lymphocyte count. Although several groups reported its prognostic role in patients with NSCLC receiving a single ICI, there exist no reports which have demonstrated its role in the first‐line ICI combined with or without chemotherapy. Materials and Methods Two‐hundred and eighteen patients with NSCLC were included in the current study and received pembrolizumab alone or chemoimmunotherapy as the first‐line therapy. Cutoff value of the pretreatment PNI was set as 42.17. Results Among 218 patients, 123 (56.4%) had a high PNI (≥42.17), while 95 (43.6%) had a low PNI (
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