Prognostic value of combined psoas muscle mass and controlling nutritional status in patients with pancreatic ductal adenocarcinoma: a retrospective cohort study

Autor: Shota Kuwabara, Yuta Takeuchi, Osamu Sato, Tomoko Mizota, Masaomi Ichinokawa, Katsuhiko Murakawa, Yuma Aoki, Keita Ishido, Koichi Ono, Satoshi Hirano
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: BMC Surgery, Vol 24, Iss 1, Pp 1-8 (2024)
Druh dokumentu: article
ISSN: 1471-2482
DOI: 10.1186/s12893-024-02395-2
Popis: Abstract Background Pancreatic ductal carcinoma (PDAC) is an extremely poor prognostic disease. Even though multidisciplinary treatment for PDAC has developed, supportive therapies, such as nutritional therapy or perioperative rehabilitation to sustain and complete aggressive treatment, have not yet been well-established in PDAC. The aim of this study was to elucidate the relationship between the combined index using psoas muscle mass index (PMI) values and controlling nutritional status (CONUT) score and prognosis. Methods We included 101 patients diagnosed with PDAC who underwent radical pancreatectomy with regional lymphadenectomy. The cut-off value was set at the first quartile (male, 6.3 cm2/m2; female 4.4 cm2/m2), and patients were classified into high PMI and low PMI groups. A CONUT score of 0 to 1 was classified as the normal nutritional status group, and 2 or more points as the malnutritional status group. Patients were further divided into three groups: high PMI and normal nutrition (good general condition group), low PMI and low nutrition (poor general condition group), and none of the above (moderate general condition group). We performed a prognostic analysis of overall survival (OS), stratified according to PMI values and CONUT scores. Results In the poor general condition group, the proportion of elderly people over 70 years of age was significantly higher than that in the other groups (p
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